{"title":"Kelford Camshafts","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cstrong data-start=\"84\" data-end=\"100\"\u003eKelford Cams\u003c\/strong\u003e has been manufacturing precision camshafts in New Zealand since 1968, earning a global reputation for performance and reliability. Designed using advanced computer modeling and precision-ground to exacting tolerances, Kelford camshafts deliver proven gains in power, torque, and throttle response across a wide range of BMW engines. Whether for turbocharged, supercharged, or naturally aspirated applications, these cams are engineered to excel in both street and motorsport environments, giving serious builders the valve timing control needed for maximum performance.\u003c\/p\u003e","products":[{"product_id":"bmw-toyota-b58-gen2-camshaft-set","title":"BMW Toyota B58 Gen2 Camshaft Set | Kelford Cams","description":"\u003ch2\u003e\u003cstrong\u003eBMW Toyota B58 Gen2 Camshaft Set by Kelford Cams\u003c\/strong\u003e\u003c\/h2\u003e\u003cp\u003eBMW has released these engines in several revisions. To simplify, the Kelford team has named these revisions Gen 1, Gen 1.5 \u0026amp; Gen 2. Please review B58 Engine Compatibility \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0735\/3827\/3587\/files\/KEL-CSS-B58.pdf?v=1688841689\" rel=\"noopener noreferrer\" target=\"_blank\"\u003eHere\u003c\/a\u003e.\u003c\/p\u003e\u003cp\u003eIf you are unsure of which generation your engine is, please \u003ca href=\"mailto:Sales@5150AutoSport.com\" rel=\"noopener noreferrer\" target=\"_blank\"\u003econtact our sales team\u003c\/a\u003e \u0026amp; they will ensure you get the correct camshafts\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e\u003cem\u003ePlease note: \u003c\/em\u003e\u003c\/strong\u003e\u003cstrong style=\"color: rgb(255, 42, 0);\"\u003e\u003cem\u003eAll camshafts must be installed by a professional engine builder\u003c\/em\u003e\u003c\/strong\u003e\u003cstrong\u003e\u003cem\u003e, using the provided camshaft specification sheet. The builder is responsible for verifying piston-to-valve clearance and setting engine timing according to the cam card specifications, not the factory settings.\u003c\/em\u003e\u003c\/strong\u003e\u003c\/p\u003e\u003ch2\u003eA | BMW Toyota B58 Gen2 Camshaft Set | Stage 1\u003c\/h2\u003e\u003cp\u003eStreet | Strip | Circuit Race | Road Race | Roll Race | Drift | E85\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e270° \/ 268° - 10.30mm \/ 10.15mm Valve Lift\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e270°\/268° cams to suit BMW's Gen 2 B58 engine with bolt on intake, exhaust and turbo upgrades. For an engine producing around 550-750hp running a 58-68mm turbo. Still maintains full use of Valvetronic and Double VANOS for good throttle response and wide power band. Must have valve spring upgrade, \u003cstrong style=\"color: rgb(247, 4, 4);\"\u003eKelford Cams recommend valve spring KVS57-BT\u003c\/strong\u003e. \u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003ch2\u003eB | BMW Toyota B58 Gen2 Camshaft Set | Stage 2 \u003c\/h2\u003e\u003cp\u003eStrip | Drag Race | Circuit Race | Road Race | Roll Race | Drift | E85\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e285° \/ 280° - 10.30mm \/ 10.60mm Valve Lift\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e285°\/280° stage 2 racing cams for professionally built BMW Gen 2 B58 engine making 750hp-1000hp. Turbo sizing 62-72mm. Great with aftermarket intake plenums. Still can maintain full use of Valvetronic and Dual VANOS. Can run Valvetronic locked in full open position when using an aftermarket throttle body. Must have valve spring upgrade, \u003cstrong style=\"color: rgb(247, 7, 7);\"\u003eKelford Cams recommend valve spring KVS57-BT.\u003c\/strong\u003e  \u003c\/p\u003e\u003ch2\u003eC | BMW Toyota B58 Gen2 Camshaft Set | Stage 3\u003c\/h2\u003e\u003cp\u003eStrip | Drag Race | Roll Race | Drift | E85 | Methanol\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e288° \/ 288° - 10.35mm \/ 10.80mm Valve Lift\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e288° Stage 3 drag racing cams for professionally built B58 Gen 2 engines making 1200hp+. Turbo sizing 72mm+ on high boost. Fuel type ethanol blend or methanol. Must use aftermarket high flow plenum with a throttle body conversion. Recommend locking the Valvetronic system at 100% swing. Must have valve spring upgrade, \u003cstrong style=\"color: rgb(242, 9, 9);\"\u003eKelford Cams recommend valve spring KVS57-BT\u003c\/strong\u003e. \u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e258-A, 258-B, 258-C\u003c\/p\u003e","brand":"Kelford Cams","offers":[{"title":"270° \/ 268° - 10.30mm \/ 10.15mm Valve Lift","offer_id":45640162017587,"sku":"KEL-258-A","price":1399.99,"currency_code":"USD","in_stock":false},{"title":"285° \/ 280° - 10.30mm \/ 10.60mm Valve Lift","offer_id":45640162050355,"sku":"KEL-258-B","price":1399.99,"currency_code":"USD","in_stock":true},{"title":"288° \/ 288° - 10.35mm \/ 10.80mm Valve Lift","offer_id":45640162115891,"sku":"KEL-258-C","price":1399.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0735\/3827\/3587\/files\/Kelford-Cam-Shaft-Set-for-BMW-Toyota-B58-Gen-2.webp?v=1711653043"},{"product_id":"bmw-b58-gen1-5-camshafts","title":"BMW B58 Gen1.5 Camshafts | Kelford Performance Camshaft Set","description":"\u003ch2\u003e\u003cstrong\u003eBMW B58 Gen1.5 Camshafts by Kelford Cams\u003c\/strong\u003e\u003c\/h2\u003e\u003cp\u003eBMW has released these engines in several revisions. To simplify, the Kelford team has named these revisions Gen 1, Gen 1.5 \u0026amp; Gen 2. Please review B58 Engine Compatibility \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0735\/3827\/3587\/files\/KEL-CSS-B58.pdf?v=1688841689\" rel=\"noopener noreferrer\" target=\"_blank\"\u003eHere\u003c\/a\u003e.\u003c\/p\u003e\u003cp\u003eIf you are unsure of which generation your engine is, please \u003ca href=\"mailto:Sales@5150AutoSport.com\" rel=\"noopener noreferrer\" target=\"_blank\"\u003econtact our sales team\u003c\/a\u003e \u0026amp; they will ensure you get the correct camshafts\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e\u003cem\u003ePlease note: \u003c\/em\u003e\u003c\/strong\u003e\u003cstrong style=\"color: rgb(255, 42, 0);\"\u003e\u003cem\u003eAll camshafts must be installed by a professional engine builder\u003c\/em\u003e\u003c\/strong\u003e\u003cstrong\u003e\u003cem\u003e, using the provided camshaft specification sheet. The builder is responsible for verifying piston-to-valve clearance and setting engine timing according to the cam card specifications, not the factory settings.\u003c\/em\u003e\u003c\/strong\u003e\u003c\/p\u003e\u003ch2\u003eA | BMW B58 Gen1.5 Camshafts | Stage 1\u003c\/h2\u003e\u003cp\u003eStreet | Strip | Circuit Race | Road Race | Roll Race | Drift | E85\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e270° \/ 268° - 10.30mm \/ 10.15mm Valve Lift\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e270°\/268° cams to suit BMW's Gen 1.5 B58 engine with bolt on intake, exhaust and turbo upgrades. For an engine producing around 550-750hp running a 58-68mm turbo. Still maintains full use of Valvetronic and Double VANOS for good throttle response and wide power band. \u003cstrong style=\"color: rgb(255, 42, 0);\"\u003e\u003cem\u003eMust have valve spring upgrade.\u003c\/em\u003e\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003ch2\u003e\u003cbr\u003e\u003c\/h2\u003e\u003ch2\u003eB | BMW B58 Gen1.5 Camshafts | Stage 2 \u003c\/h2\u003e\u003cp\u003eStrip | Drag Race | Circuit Race | Road Race | Roll Race | Drift | E85\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e285° \/ 280° - 10.30mm \/ 10.60mm Valve Lift\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e285°\/280° stage 2 racing cams for professionally built BMW Gen 1.5 B58 engine making 750hp-1000hp. Turbo sizing 62-72mm. Great with aftermarket intake plenums. Still can maintain full use of Valvetronic and Dual VANOS. Can run Valvetronic locked in full open position when using an aftermarket throttle body. \u003cstrong style=\"color: rgb(255, 42, 0);\"\u003e\u003cem\u003eMust have valve spring upgrade.\u003c\/em\u003e\u003c\/strong\u003e\u003c\/p\u003e\u003ch2\u003e\u003cbr\u003e\u003c\/h2\u003e\u003ch2\u003eC | BMW B58 Gen1.5 Camshafts | Stage 3\u003c\/h2\u003e\u003cp\u003eStrip | Drag Race | Roll Race | Drift | E85 | Methanol\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e288° \/ 288° - 10.35mm \/ 10.80mm Valve Lift\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e288° Stage 3 drag racing cams for professionally built B58 Gen 1.5 engines making 1200hp+. Turbo sizing 72mm+ on high boost. Fuel type ethanol blend or methanol. Must use aftermarket high flow plenum with a throttle body conversion. Recommend locking the Valvetronic system at 100% swing. \u003cstrong style=\"color: rgb(255, 42, 0);\"\u003e\u003cem\u003eMust have valve spring upgrade.\u003c\/em\u003e\u003c\/strong\u003e\u003c\/p\u003e","brand":"Kelford Cams","offers":[{"title":"270° \/ 268° - 10.30mm \/ 10.15mm Valve Lift","offer_id":45644452135219,"sku":"KEL-2-257-A","price":1399.99,"currency_code":"USD","in_stock":false},{"title":"285° \/ 280° - 10.30mm \/ 10.60mm Valve Lift","offer_id":45644452167987,"sku":"KEL-2-257-B","price":1399.99,"currency_code":"USD","in_stock":true},{"title":"288° \/ 288° - 10.35mm \/ 10.80mm Valve Lift","offer_id":45644452200755,"sku":"KEL-2-257-C","price":1399.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0735\/3827\/3587\/files\/Kelford-Cam-Shaft-Set-for-BMW-Toyota-B58-Gen-1.5.webp?v=1711652935"},{"product_id":"bmw-b58-gen1-camshaft-set","title":"BMW B58 Gen1 Camshaft Set | Kelford Performance Cams","description":"\u003ch2\u003e\u003cstrong\u003eBMW B58 Gen1 Camshaft Set by Kelford Cams\u003c\/strong\u003e\u003c\/h2\u003e\u003cp\u003eBMW has released these engines in several revisions. To simplify, the Kelford team has named these revisions Gen 1, Gen 1.5 \u0026amp; Gen 2. Please review B58 Engine Compatibility \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0735\/3827\/3587\/files\/KEL-CSS-B58.pdf?v=1688841689\" rel=\"noopener noreferrer\" target=\"_blank\"\u003eHere\u003c\/a\u003e.\u003c\/p\u003e\u003cp\u003eIf you are unsure of which generation your engine is, please \u003ca href=\"mailto:Sales@5150AutoSport.com\" rel=\"noopener noreferrer\" target=\"_blank\"\u003econtact our sales team\u003c\/a\u003e \u0026amp; they will ensure you get the correct camshafts\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e\u003cem\u003ePlease note: \u003c\/em\u003e\u003c\/strong\u003e\u003cstrong style=\"color: rgb(255, 42, 0);\"\u003e\u003cem\u003eAll camshafts must be installed by a professional engine builder\u003c\/em\u003e\u003c\/strong\u003e\u003cstrong\u003e\u003cem\u003e, using the provided camshaft specification sheet. The builder is responsible for verifying piston-to-valve clearance and setting engine timing according to the cam card specifications, not the factory settings.\u003c\/em\u003e\u003c\/strong\u003e\u003c\/p\u003e\u003ch2\u003eA | BMW B58 Gen1 Camshaft Set | Stage 1\u003c\/h2\u003e\u003cp\u003eStreet | Strip | Circuit Race | Road Race | Roll Race | Drift | E85\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e270° \/ 268° - 10.30mm \/ 10.15mm Valve Lift\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e270°\/268° cams to suit BMW's Gen 1 B58 engine with bolt on intake, exhaust and turbo upgrades. For an engine producing around 550-750hp running a 58-68mm turbo. Still maintains full use of Valvetronic and Double VANOS for good throttle response and wide power band. \u003cstrong style=\"color: rgb(255, 42, 0);\"\u003e\u003cem\u003eMust have valve spring upgrade.\u003c\/em\u003e\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003ch2\u003e\u003cbr\u003e\u003c\/h2\u003e\u003ch2\u003eB | BMW B58 Gen1 Camshaft Set | Stage 2 \u003c\/h2\u003e\u003cp\u003eStrip | Drag Race | Circuit Race | Road Race | Roll Race | Drift | E85\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e285° \/ 280° - 10.30mm \/ 10.60mm Valve Lift\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e285°\/280° stage 2 racing cams for professionally built BMW Gen 1 B58 engine making 750hp-1000hp. Turbo sizing 62-72mm. Great with aftermarket intake plenums. Still can maintain full use of Valvetronic and Dual VANOS. Can run Valvetronic locked in full open position when using an aftermarket throttle body. \u003cstrong style=\"color: rgb(255, 42, 0);\"\u003e\u003cem\u003eMust have valve spring upgrade.\u003c\/em\u003e\u003c\/strong\u003e\u003c\/p\u003e\u003ch2\u003e\u003cbr\u003e\u003c\/h2\u003e\u003ch2\u003eC | BMW B58 Gen1 Camshaft Set | Stage 3\u003c\/h2\u003e\u003cp\u003eStrip | Drag Race | Roll Race | Drift | E85 | Methanol\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e288° \/ 288° - 10.35mm \/ 10.80mm Valve Lift\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e288° Stage 3 drag racing cams for professionally built B58 Gen 1 engines making 1200hp+. Turbo sizing 72mm+ on high boost. Fuel type ethanol blend or methanol. Must use aftermarket high flow plenum with a throttle body conversion. Recommend locking the Valvetronic system at 100% swing. \u003cstrong style=\"color: rgb(255, 42, 0);\"\u003e\u003cem\u003eMust have valve spring upgrade.\u003c\/em\u003e\u003c\/strong\u003e\u003c\/p\u003e","brand":"Kelford Cams","offers":[{"title":"270° \/ 268° - 10.30mm \/ 10.15mm Valve Lift","offer_id":45672516944179,"sku":"KEL-257-A","price":1399.99,"currency_code":"USD","in_stock":false},{"title":"285° \/ 280° - 10.30mm \/ 10.60mm Valve Lift","offer_id":45672516976947,"sku":"KEL-257-B","price":1399.99,"currency_code":"USD","in_stock":true},{"title":"288° \/ 288° - 10.35mm \/ 10.80mm Valve Lift","offer_id":45672517009715,"sku":"KEL-257-C","price":1399.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0735\/3827\/3587\/files\/Kelford-Cam-Shaft-Set-for-BMW-Toyota-B58-Gen-1.webp?v=1711652878"},{"product_id":"bmw-s58-camshafts-kelford","title":"S58 Camshafts | Kelford Cams for BMW","description":"\u003ch2\u003e\u003cstrong\u003eS58 Camshafts | Kelford Cams for BMW Performance\u003c\/strong\u003e\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003e\u003cem\u003ePlease note: \u003c\/em\u003e\u003c\/strong\u003e\u003cstrong style=\"color: rgb(255, 42, 0);\"\u003e\u003cem\u003eAll camshafts must be installed by a professional engine builder\u003c\/em\u003e\u003c\/strong\u003e\u003cstrong\u003e\u003cem\u003e, using the provided camshaft specification sheet. The builder is responsible for verifying piston-to-valve clearance and setting engine timing according to the cam card specifications, not the factory settings.\u003c\/em\u003e\u003c\/strong\u003e\u003c\/p\u003e\u003ch2\u003eA | BMW S58 Camshafts | Stage 1\u003c\/h2\u003e\u003cp\u003eStreet | Strip | Circuit Race | Road Race | Roll Race | Drift | E85\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e288° \/ 268° - 10.30mm \/ 10.15mm Valve Lift\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eBMW M Series camshafts designed for S58 engines with bolt on intake, exhaust and turbo upgrades. For engines producing around 600-850hp running a 60-68mm turbo. Maintains full use of Valvetronic and Dual VANOS for great throttle response and wide power band. \u003cstrong\u003e\u003cem\u003eMust have valve spring upgrade. \u003c\/em\u003e\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003ch2\u003eB | BMW S58 Camshafts | Stage 2 \u003c\/h2\u003e\u003cp\u003eStrip | Drag Race | Circuit Race | Road Race | Roll Race | Drift | E85\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e292° \/ 280° - 10.40mm \/ 10.60mm Valve Lift\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eBMW M Series Racing Camshafts professionally built BMW S58 engines making 800hp-1400hp. Turbo sizing 66-75mm. Great with aftermarket intake plenums. Maintains full use of Valvetronic and Dual VANOS. Can run Valvetronic locked in full open position when using an aftermarket throttle body. \u003cstrong\u003e\u003cem\u003eMust have valve spring upgrade. \u003c\/em\u003e\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong style=\"color: rgb(255, 42, 0);\"\u003e\u003cem\u003eNote:\u003c\/em\u003e\u003c\/strong\u003e\u003cstrong\u003e\u003cem\u003e Must check intake intermediate rockers for clearance to the new racing cam lobe; OEM pressed steel rockers have sharp edges which may damage the bigger cam lobe. Trim and deburr as necessary.\u003c\/em\u003e\u003c\/strong\u003e\u003c\/p\u003e\u003ch2\u003eC | BMW S58 Camshafts | Stage 3\u003c\/h2\u003e\u003cp\u003eStrip | Drag Race | Roll Race | Drift | E85 | Methanol\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e298° \/ 288° - 10.40mm \/ 10.80mm Valve Lift\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eBMW M Series Stage 3 drag racing cams designed for professionally built S58 engines producing 1400hp+. Turbo sizing 76mm+ on high boost. Ethanol blend or methanol.  \u003cstrong\u003e\u003cem\u003eMust have valve spring upgrade.\u003c\/em\u003e\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong style=\"color: rgb(255, 42, 0);\"\u003e\u003cem\u003ePlease Note:\u003c\/em\u003e\u003c\/strong\u003e\u003cstrong\u003e\u003cem\u003e Must check intake intermediate rockers for clearance to the new racing cam lobe; OEM pressed steel rockers have sharp edges which may damage the bigger cam lobe. Trim and deburr as necessary.\u003c\/em\u003e\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cem\u003eAll engine modifications should be performed by a qualified professional to ensure a proper and safe installation process and a reliable, optimally performing engine.\u003c\/em\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e\u003cem\u003e358-A, 358-B, 358-C\u003c\/em\u003e\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003ch2\u003eSee Also\u003c\/h2\u003e\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0735\/3827\/3587\/files\/S58B30-Valve-Spring-Fitment.pdf?v=1703202628\" rel=\"noopener noreferrer\" target=\"_blank\" style=\"color: rgb(255, 42, 0);\"\u003eBMW S58 Valve Spring Fitment Guide\u003c\/a\u003e\u003c\/p\u003e\u003ciframe class=\"ql-video\" frameborder=\"0\" allowfullscreen=\"true\" src=\"https:\/\/www.youtube.com\/embed\/eLj0tORFINs?si=o-PsvwsJMajI7j9Z\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003cp\u003e \u003c\/p\u003e\u003cp\u003e \u003c\/p\u003e\u003ch4\u003e\u003cstrong\u003eBMW S58 Applications:\u003c\/strong\u003e\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003e2 Series\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e2023-Present  G87  M2\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e3 Series\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e2021-Present  G80  M3\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e4 Series\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e2021-Present  G82\/G83  M4\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eX3 Series\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e2019-Present  F97  X3M\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eX4 Series\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e2019-Present  F98  X4M\u003c\/p\u003e","brand":"Kelford Cams","offers":[{"title":"A","offer_id":47529453617459,"sku":"KEL-358-A","price":1399.99,"currency_code":"USD","in_stock":false},{"title":"B","offer_id":47529453650227,"sku":"KEL-358-B","price":1399.99,"currency_code":"USD","in_stock":true},{"title":"C","offer_id":47529453682995,"sku":"KEL-358-C","price":1399.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0735\/3827\/3587\/files\/Kelford-Cam-Shaft-Set-for-BMW-S58.webp?v=1711653208"},{"product_id":"bmw-s58-cam-valve-spring-kit","title":"Kelford Camshaft \u0026 Valve Spring Kit for BMW S58","description":"\u003cp data-start=\"278\" data-end=\"641\" class=\"\"\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cem\u003e\u003cstrong\u003ePlease note: \u003cspan style=\"color: rgb(255, 42, 0);\"\u003eAll camshafts must be installed by a professional engine builder\u003c\/span\u003e, using the provided camshaft specification sheet. The builder is responsible for verifying piston-to-valve clearance and setting engine timing according to the cam card specifications, not the factory settings.\u003c\/strong\u003e\u003c\/em\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp data-start=\"278\" data-end=\"641\" class=\"\"\u003eMaximize the performance potential of your BMW S58 engine with this complete \u003cstrong data-start=\"355\" data-end=\"396\"\u003eKelford Camshaft and Valve Spring Kit\u003c\/strong\u003e, now available from 5150 AutoSport. Designed specifically for the twin-turbo 3.0L S58 engine found in the G80 M3, G82 M4, and other modern M-series platforms, this kit delivers precision-engineered valvetrain components built for serious power.\u003c\/p\u003e\n\u003cp data-start=\"643\" data-end=\"856\" class=\"\"\u003eThis all-in-one upgrade package includes your choice of \u003cstrong data-start=\"699\" data-end=\"738\"\u003eKelford’s Stage 2 or 3 camshaft set\u003c\/strong\u003e, matched with high-performance dual valve springs and titanium retainers for superior valvetrain control at high RPM.\u003c\/p\u003e\n\u003ch2 class=\"product_title entry-title\"\u003eStage 2  | BMW S58\u003c\/h2\u003e\n\u003cp class=\"product_title entry-title\"\u003eStrip | Drag Race | Circuit Race | Road Race | Roll Race | Drift | E85\u003c\/p\u003e\n\u003cdiv class=\"woocommerce-product-details__short-description\"\u003e\n\u003cp\u003e\u003cstrong\u003e292° \/ 280° - 10.40mm \/ 10.60mm Valve Lift\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eBMW M Series Racing Camshafts professionally built BMW S58 engines making 800hp-1400hp. Turbo sizing 66-75mm. Great with aftermarket intake plenums. Maintains full use of Valvetronic and Dual VANOS. Can run Valvetronic locked in full open position when using an aftermarket throttle body. \u003c\/p\u003e\n\u003cp\u003e\u003cem\u003e\u003cstrong\u003e\u003cspan style=\"color: #ff2a00;\"\u003eNote:\u003c\/span\u003e Must check intake intermediate rockers for clearance to the new racing cam lobe; OEM pressed steel rockers have sharp edges which may damage the bigger cam lobe. Trim and deburr as necessary.\u003c\/strong\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"main-content\"\u003e\n\u003ch2 class=\"product_title entry-title\"\u003eStage 3 | BMW S58\u003c\/h2\u003e\n\u003cp class=\"product_title entry-title\"\u003eStrip | Drag Race | Roll Race | Drift | E85 | Methanol\u003c\/p\u003e\n\u003cdiv class=\"woocommerce-product-details__short-description\"\u003e\n\u003cp\u003e\u003cstrong\u003e298° \/ 288° - 10.40mm \/ 10.80mm Valve Lift\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"main-content\"\u003eBMW M Series Stage 3 drag racing cams designed for professionally built S58 engines producing 1400hp+. Turbo sizing 76mm+ on high boost. Ethanol blend or methanol. \u003c\/div\u003e\n\u003cdiv class=\"main-content\"\u003e\n\u003cem\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/em\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"main-content\"\u003e\u003cem\u003e\u003cstrong\u003e\u003cspan style=\"color: #ff2a00;\"\u003ePlease Note:\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003eMust check intake intermediate rockers for clearance to the new racing cam lobe; OEM pressed steel rockers have sharp edges which may damage the bigger cam lobe. Trim and deburr as necessary.\u003cbr\u003e\u003cbr\u003eAll engine modifications should be performed by a qualified professional to ensure a proper and safe installation process and a reliable, optimally performing engine.\u003c\/strong\u003e\u003c\/em\u003e\u003c\/div\u003e\n\u003cdiv class=\"main-content\"\u003e\n\u003cem\u003e\u003c\/em\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp data-start=\"1192\" data-end=\"1476\" class=\"\"\u003eEach camshaft set is crafted from Kelford’s premium billet cores and CNC-ground for consistency, performance, and durability. The included \u003cstrong data-start=\"1331\" data-end=\"1351\"\u003evalve spring set\u003c\/strong\u003e ensures stability at elevated boost levels and extended RPM ranges—critical for upgraded turbo systems and forged internals.\u003c\/p\u003e\n\u003ch3 data-start=\"1478\" data-end=\"1491\" class=\"\"\u003eFeatures:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-start=\"1494\" data-end=\"1554\"\u003eDesigned specifically for BMW S58 (G80 M3, G82 M4, X3M, X4M)\u003c\/li\u003e\n\u003cli data-start=\"1557\" data-end=\"1626\"\u003eChoice of \u003cstrong data-start=\"1567\" data-end=\"1601\"\u003eStage 2 or 3 camshaft profiles\u003c\/strong\u003e depending on power goals\u003c\/li\u003e\n\u003cli data-start=\"1629\" data-end=\"1687\"\u003eKelford dual valve springs and titanium retainers included\u003c\/li\u003e\n\u003cli data-start=\"1690\" data-end=\"1741\"\u003eOptimized for increased lift, duration, and airflow\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1798\" data-end=\"1856\"\u003eDyno-proven results with proper tuning and supporting mods\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003e\u003cstrong\u003eBMW S58 Applications:\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003e2 Series\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"padding-left: 40px;\"\u003e2023-Present     G87     M2\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e3 Series\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"padding-left: 40px;\"\u003e2021-Present     G80     M3\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e4 Series\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"padding-left: 40px;\"\u003e2021-Present     G82\/G83     M4\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eX3 Series\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"padding-left: 40px;\"\u003e2019-Present     F97     X3M\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eX4 Series\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"padding-left: 40px;\"\u003e2019-Present     F98     X4M\u003c\/p\u003e","brand":"Kelford Cams","offers":[{"title":"Stage 2 \/ 90 lbs","offer_id":51421656580403,"sku":"358-B+KVS58-BT","price":1999.98,"currency_code":"USD","in_stock":true},{"title":"Stage 2 \/ 110 lbs","offer_id":51421656613171,"sku":"358-B+KVS58-BTX","price":2124.98,"currency_code":"USD","in_stock":true},{"title":"Stage 3 \/ 90 lbs","offer_id":51421656645939,"sku":"358-C+KVS58-BT","price":1999.98,"currency_code":"USD","in_stock":true},{"title":"Stage 3 \/ 110 lbs","offer_id":51421656678707,"sku":"358-C+KVS58-BTX","price":2124.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0735\/3827\/3587\/files\/Kelford-Cam-and-Spring-Kit-for-BMW-S58-Engines.webp?v=1746119623"},{"product_id":"b58-gen-2-camshaft-valve-spring-kit","title":"Kelford Camshaft \u0026 Valve Spring Kit for BMW \/ Toyota B58 Gen 2","description":"\u003cp class=\"\" data-end=\"641\" data-start=\"278\"\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cem\u003e\u003cstrong\u003ePlease note: \u003cspan style=\"color: rgb(255, 42, 0);\"\u003eAll camshafts must be installed by a professional engine builder\u003c\/span\u003e, using the provided camshaft specification sheet. The builder is responsible for verifying piston-to-valve clearance and setting engine timing according to the cam card specifications, not the factory settings.\u003c\/strong\u003e\u003c\/em\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp class=\"\" data-end=\"641\" data-start=\"278\"\u003eGet more performance from your BMW \/ Toyota B58 engine with this complete \u003cstrong data-end=\"396\" data-start=\"355\"\u003eKelford Camshaft and Valve Spring Kit\u003c\/strong\u003e, now available from 5150 AutoSport. Designed specifically for the twin-turbo 3.0L B58 engine found in the \u003cmeta charset=\"utf-8\"\u003eSupra, M340i, M240i, and more, this kit delivers precision-engineered valvetrain components built for serious power.\u003c\/p\u003e\n\u003cp class=\"\" data-end=\"856\" data-start=\"643\"\u003eThis all-in-one upgrade package includes your choice of \u003cstrong data-end=\"738\" data-start=\"699\"\u003eKelford’s Stage 2 or 3 camshaft set\u003c\/strong\u003e, matched with high-performance dual valve springs and titanium retainers for superior valvetrain control at high RPM.\u003c\/p\u003e\n\u003ch2 class=\"product_title entry-title\"\u003eStage 2 | BMW \/ Toyota B58 Gen2  \u003c\/h2\u003e\n\u003cp class=\"product_title entry-title\"\u003eStrip | Drag Race | Circuit Race | Road Race | Roll Race | Drift | E85\u003c\/p\u003e\n\u003cdiv class=\"woocommerce-product-details__short-description\"\u003e\n\u003cp\u003e\u003cstrong\u003e285° \/ 280° - 10.30mm \/ 10.60mm Valve Lift\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e285°\/280° stage 2 racing cams for professionally built BMW Gen 2 B58 engine making 750hp-1000hp. Turbo sizing 62-72mm. Great with aftermarket intake plenums. Still can maintain full use of Valvetronic and Dual VANOS. Can run Valvetronic locked in full open position when using an aftermarket throttle body. \u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"main-content\"\u003e\n\u003ch2 class=\"product_title entry-title\"\u003eStage 3 | BMW \/ Toyota B58 Gen2 \u003c\/h2\u003e\n\u003cp class=\"product_title entry-title\"\u003eStrip | Drag Race | Roll Race | Drift | E85 | Methanol\u003c\/p\u003e\n\u003cdiv class=\"woocommerce-product-details__short-description\"\u003e\n\u003cp\u003e\u003cstrong\u003e288° \/ 288° - 10.35mm \/ 10.80mm Valve Lift\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"main-content\"\u003e288° Stage 3 drag racing cams for professionally built B58 Gen 2 engines making 1200hp+. Turbo sizing 72mm+ on high boost. Fuel type ethanol blend or methanol. Must use aftermarket high flow plenum with a throttle body conversion. Recommend locking the Valvetronic system at 100% swing.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"main-content\"\u003e\n\u003cdiv class=\"main-content\"\u003e\n\u003cem\u003e\u003c\/em\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp class=\"\" data-end=\"1476\" data-start=\"1192\"\u003eEach camshaft set is crafted from Kelford’s premium billet cores and CNC-ground for consistency, performance, and durability. The included \u003cstrong data-end=\"1351\" data-start=\"1331\"\u003evalve spring set\u003c\/strong\u003e ensures stability at elevated boost levels and extended RPM ranges—critical for upgraded turbo systems and forged internals.\u003c\/p\u003e\n\u003ch3 class=\"\" data-end=\"1491\" data-start=\"1478\"\u003eFeatures:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-end=\"1554\" data-start=\"1494\"\u003eDesigned specifically for BMW \/ Toyota B58 Gen 2\u003c\/li\u003e\n\u003cli data-end=\"1626\" data-start=\"1557\"\u003eChoice of \u003cstrong data-end=\"1601\" data-start=\"1567\"\u003eStage 2 or 3 camshaft profiles\u003c\/strong\u003e depending on power goals\u003c\/li\u003e\n\u003cli data-end=\"1687\" data-start=\"1629\"\u003eKelford dual valve springs and titanium retainers included\u003c\/li\u003e\n\u003cli data-end=\"1741\" data-start=\"1690\"\u003eOptimized for increased lift, duration, and airflow\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1856\" data-start=\"1798\"\u003eDyno-proven results with proper tuning and supporting mods\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Kelford Cams","offers":[{"title":"Stage 2 \/ 90 lbs","offer_id":51421661888819,"sku":null,"price":1999.98,"currency_code":"USD","in_stock":false},{"title":"Stage 2 \/ 110 lbs","offer_id":51421661921587,"sku":null,"price":2124.98,"currency_code":"USD","in_stock":true},{"title":"Stage 3 \/ 90 lbs","offer_id":51421661954355,"sku":null,"price":1999.98,"currency_code":"USD","in_stock":false},{"title":"Stage 3 \/ 110 lbs","offer_id":51421661987123,"sku":null,"price":2124.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0735\/3827\/3587\/files\/Kelford-Cam-and-Spring-Kit-for-BMW-Toyota-B58-Engines.webp?v=1746121356"},{"product_id":"b58-gen-1-camshaft-valve-spring-kit","title":"Kelford Camshaft \u0026 Valve Spring Kit for BMW B58 Gen 1","description":"\u003cp class=\"\" data-end=\"641\" data-start=\"278\"\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cem\u003e\u003cstrong\u003ePlease note: \u003cspan style=\"color: rgb(255, 42, 0);\"\u003eAll camshafts must be installed by a professional engine builder\u003c\/span\u003e, using the provided camshaft specification sheet. The builder is responsible for verifying piston-to-valve clearance and setting engine timing according to the cam card specifications, not the factory settings.\u003c\/strong\u003e\u003c\/em\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp class=\"\" data-end=\"641\" data-start=\"278\"\u003eMaximize the performance potential of your BMW B58 engine with this complete \u003cstrong data-end=\"396\" data-start=\"355\"\u003eKelford Camshaft and Valve Spring Kit\u003c\/strong\u003e, now available from 5150 AutoSport. \u003cmeta charset=\"utf-8\"\u003eDesigned specifically for the twin-turbo 3.0L B58 engine found in the \u003cmeta charset=\"utf-8\"\u003e340i, 440i, 540i, and more, this kit delivers precision-engineered valvetrain components built for serious power.\u003c\/p\u003e\n\u003cp class=\"\" data-end=\"856\" data-start=\"643\"\u003eThis all-in-one upgrade package includes your choice of \u003cstrong data-end=\"738\" data-start=\"699\"\u003eKelford’s Stage 2 or 3 camshaft set\u003c\/strong\u003e, matched with high-performance dual valve springs and titanium retainers for superior valvetrain control at high RPM.\u003c\/p\u003e\n\u003ch2 class=\"product_title entry-title\"\u003eStage 2 | BMW B58 Gen1\u003c\/h2\u003e\n\u003cp class=\"product_title entry-title\"\u003eStrip | Drag Race | Circuit Race | Road Race | Roll Race | Drift | E85\u003c\/p\u003e\n\u003cdiv class=\"woocommerce-product-details__short-description\"\u003e\n\u003cp\u003e\u003cstrong\u003e285° \/ 280° - 10.30mm \/ 10.60mm Valve Lift\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e285°\/280° stage 2 racing cams for professionally built BMW Gen 1 B58 engine making 750hp-1000hp. Turbo sizing 62-72mm. Great with aftermarket intake plenums. Still can maintain full use of Valvetronic and Dual VANOS. Can run Valvetronic locked in full open position when using an aftermarket throttle body.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"main-content\"\u003e\n\u003ch2 class=\"product_title entry-title\"\u003eStage 3 | BMW B58 Gen1\u003c\/h2\u003e\n\u003cp class=\"product_title entry-title\"\u003eStrip | Drag Race | Roll Race | Drift | E85 | Methanol\u003c\/p\u003e\n\u003cdiv class=\"woocommerce-product-details__short-description\"\u003e\n\u003cp\u003e\u003cstrong\u003e288° \/ 288° - 10.35mm \/ 10.80mm Valve Lift\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"main-content\"\u003e\n\u003cmeta charset=\"utf-8\"\u003e288° Stage 3 drag racing cams for professionally built B58 Gen 1 engines making 1200hp+. Turbo sizing 72mm+ on high boost. Fuel type ethanol blend or methanol. Must use aftermarket high flow plenum with a throttle body conversion. Recommend locking the Valvetronic system at 100% swing.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"main-content\"\u003e\n\u003cdiv class=\"main-content\"\u003e\n\u003cem\u003e\u003c\/em\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp class=\"\" data-end=\"1476\" data-start=\"1192\"\u003eEach camshaft set is crafted from Kelford’s premium billet cores and CNC-ground for consistency, performance, and durability. The included \u003cstrong data-end=\"1351\" data-start=\"1331\"\u003evalve spring set\u003c\/strong\u003e ensures stability at elevated boost levels and extended RPM ranges—critical for upgraded turbo systems and forged internals.\u003c\/p\u003e\n\u003ch3 class=\"\" data-end=\"1491\" data-start=\"1478\"\u003eFeatures:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-end=\"1554\" data-start=\"1494\"\u003eDesigned specifically for BMW B58 Gen 1\u003c\/li\u003e\n\u003cli data-end=\"1626\" data-start=\"1557\"\u003eChoice of \u003cstrong data-end=\"1601\" data-start=\"1567\"\u003eStage 2 or 3 camshaft profiles\u003c\/strong\u003e depending on power goals\u003c\/li\u003e\n\u003cli data-end=\"1687\" data-start=\"1629\"\u003eKelford dual valve springs and titanium retainers included\u003c\/li\u003e\n\u003cli data-end=\"1741\" data-start=\"1690\"\u003eOptimized for increased lift, duration, and airflow\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1856\" data-start=\"1798\"\u003eDyno-proven results with proper tuning and supporting mods\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Kelford Cams","offers":[{"title":"Stage 2 \/ 90 lbs","offer_id":51421665460531,"sku":null,"price":1999.98,"currency_code":"USD","in_stock":false},{"title":"Stage 2 \/ 110 lbs","offer_id":51421665493299,"sku":null,"price":2124.98,"currency_code":"USD","in_stock":true},{"title":"Stage 3 \/ 90 lbs","offer_id":51421665526067,"sku":null,"price":1999.98,"currency_code":"USD","in_stock":false},{"title":"Stage 3 \/ 110 lbs","offer_id":51421665558835,"sku":null,"price":2124.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0735\/3827\/3587\/files\/Kelford-Cam-and-Spring-Kit-for-BMW-B58-Engines.webp?v=1746121836"},{"product_id":"kelford-camshaft-valve-spring-kit-for-bmw-b58-gen-1-5","title":"B58 Gen 1.5 Camshaft Valve Spring Kit by Kelford Cams","description":"\u003cp\u003eB58 Gen 1.5 Camshaft Valve Spring Kit\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e\u003cem\u003ePlease note: \u003c\/em\u003e\u003c\/strong\u003e\u003cstrong style=\"color: rgb(255, 42, 0);\"\u003e\u003cem\u003eAll camshafts must be installed by a professional engine builder\u003c\/em\u003e\u003c\/strong\u003e\u003cstrong\u003e\u003cem\u003e, using the provided camshaft specification sheet. The builder is responsible for verifying piston-to-valve clearance and setting engine timing according to the cam card specifications, not the factory settings.\u003c\/em\u003e\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eMaximize the performance potential of your BMW B58 engine with this complete \u003cstrong\u003eKelford Camshaft and Valve Spring Kit\u003c\/strong\u003e, now available from 5150 AutoSport. Designed specifically for the twin-turbo 3.0L B58 engine, this kit delivers precision-engineered valvetrain components built for serious power.\u003c\/p\u003e\u003cp\u003eThis all-in-one upgrade package includes your choice of \u003cstrong\u003eKelford’s Stage 2 or 3 camshaft set\u003c\/strong\u003e, matched with high-performance dual valve springs and titanium retainers for superior valvetrain control at high RPM.\u003c\/p\u003e\u003ch2\u003eStage 2 | B58 Gen 1.5 Camshaft Valve Spring Kit\u003c\/h2\u003e\u003cp\u003eStrip | Drag Race | Circuit Race | Road Race | Roll Race | Drift | E85\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e285° \/ 280° - 10.30mm \/ 10.60mm Valve Lift\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e285°\/280° stage 2 racing cams for professionally built BMW Gen 1.5 B58 engine making 750hp-1000hp. Turbo sizing 62-72mm. Great with aftermarket intake plenums. Still can maintain full use of Valvetronic and Dual VANOS. Can run Valvetronic locked in full open position when using an aftermarket throttle body.\u003c\/p\u003e\u003ch2\u003eStage 3 | B58 Gen 1.5 Camshaft Valve Spring Kit\u003c\/h2\u003e\u003cp\u003eStrip | Drag Race | Roll Race | Drift | E85 | Methanol\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e288° \/ 288° - 10.35mm \/ 10.80mm Valve Lift\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e288° Stage 3 drag racing cams for professionally built B58 Gen 1.5 engines making 1200hp+. Turbo sizing 72mm+ on high boost. Fuel type ethanol blend or methanol. Must use aftermarket high flow plenum with a throttle body conversion. Recommend locking the Valvetronic system at 100% swing.\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003eEach camshaft set is crafted from Kelford’s premium billet cores and CNC-ground for consistency, performance, and durability. The included \u003cstrong\u003evalve spring set\u003c\/strong\u003e ensures stability at elevated boost levels and extended RPM ranges—critical for upgraded turbo systems and forged internals.\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003ch3\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDesigned specifically for BMW B58 Gen 1.5\u003c\/li\u003e\n\u003cli\u003eChoice of \u003cstrong\u003eStage 2 or 3 camshaft profiles\u003c\/strong\u003e depending on power goals\u003c\/li\u003e\n\u003cli\u003eKelford dual valve springs and titanium retainers included\u003c\/li\u003e\n\u003cli\u003eOptimized for increased lift, duration, and airflow\u003c\/li\u003e\n\u003cli\u003eDyno-proven results with proper tuning and supporting mods\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Kelford Cams","offers":[{"title":"Stage 2 \/ 90 lbs","offer_id":51421701439795,"sku":"KEL-CSS+VSK-B58-1.5-ST2-90","price":1999.98,"currency_code":"USD","in_stock":false},{"title":"Stage 2 \/ 110 lbs","offer_id":51421701472563,"sku":"KEL-CSS+VSK-B58-1.5-ST2-110","price":2124.98,"currency_code":"USD","in_stock":true},{"title":"Stage 3 \/ 90 lbs","offer_id":51421701505331,"sku":"KEL-CSS+VSK-B58-1.5-ST3-90","price":1999.98,"currency_code":"USD","in_stock":false},{"title":"Stage 3 \/ 110 lbs","offer_id":51421701538099,"sku":"KEL-CSS+VSK-B58-1.5-ST3-110","price":2124.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0735\/3827\/3587\/files\/Kelford-Cam-and-Spring-Kit-for-BMW-B58-Engines.webp?v=1746121836"}],"url":"https:\/\/5150autosport.com\/zh\/collections\/kelford-camshafts.oembed","provider":"5150 AutoSport","version":"1.0","type":"link"}