Kelford S58 Valve Spring Kit | BMW G80 G82 G87 Valve Springs

Kelford S58 Valve Spring Kit | High Performance Spring Kit for BMW G80 G82 G87

Kelford S58 Valve Spring Kit with Titanium Retainers designed to work seamlessly with the BMW M Series S58 3.0L Inline 6. Made using high-performance PACALOY™, a beehive valve spring and titanium retainers, this kit is sure to offer outstanding performance.

Kelford's kit is specifically engineered to work well with their Stage 1, Stage 2, and Stage 3 S58 camshafts to provide exceptional quality, reliability, and performance.

• 90lb seat pressure at 36.5 mm installed height; 193lb at 11.0 mm valve lift
• Spring coil bind height at 23.6 mm
• Valve Spring Fitment Guide

Kelford S58 Valve Spring Kit | 110lb Racing Spring Kit

High Energy, Extreme Racing Valve Springs designed for BMW S58 3.0L inline 6 Engine. High performance, progressively wound PACALOY beehive valve spring with titanium retainers.

This kit utilises a precision machined spring seat to max out the seat pressure for high boost, high horsepower builds. Specifically designed for Kelford Cams Stage 2 & Stage 3 Camshafts for engines making over 1000HP. 

• 110lb seat pressure at 34.6mm installed height
• 210lb at 10.8mm valve lift
• Spring coil bind height at 22.8mm

Kelford S58 Valve Spring Kit Applications:

2 Series

2023-Present  G87  M2

3 Series

2021-Present  G80  M3

4 Series

2021-Present  G82/G83  M4

X3 Series

2019-Present  F97  X3M

X4 Series

2019-Present  F98  X4M