5150 AutoSport Factory+ Rebuild Kit, BMW M50/M52/S50/S52

We know that not every driver is interested in the crowded engine bay, power lags, or wear and tear of a turbo conversion. Depending on your racing class and application, turbo may not even be the right choice for your engine.

For the NA BMW E34 / E36 enthusiast interested in rebuilding their engine with bulletproof internals, we’re introducing the 5150 Factory+ Kit. A carefully curated, budget-friendly option for those looking to rebuild their Naturally Aspirated engine for years of reliable performance and spirited driving.

This kit includes everything you need to refresh and bulletproof your rotating assembly, and features the best components on the market for modest NA upgrades:

• ARP2000 Head Stud Kit
• Cometic Multi-Layer Steel Head Gasket
• CP-Carrillo Forged Piston Set
• Manley Performance Connecting Rod Set
  • ARP Connecting Rod Bolts
• 5150 AutoSport High Performance Rod Bearing Set
• 5150 AutoSport High Performance Main Bearing Set
• ARP Main Stud Kit

Please note: All engine modifications should be performed by a qualified professional to ensure a proper and safe installation process and a reliable, optimally performing engine.