MK5 Supra B58 Extreme Racing Valve Springs
MK5 Supra B58 Extreme Racing Valve Springs is backordered and will ship as soon as it is back in stock.
Delivery and Shipping
Delivery and Shipping
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MK5 Supra B58 Extreme Racing Valve Springs is backordered and will ship as soon as it is back in stock.
High Energy, Extreme Racing Valve Springs designed for BMW B58 / 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.


