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Ships within 48 hours · Estimated delivery Jul 28 - Aug 2
again further reducing installation time
it'll awaken and revert to its default reporting mode
Barcode: 6009542225937
100 pages- (2000)
- update the software when new features become available
BMW M57N & M57N2 Performance Upgrade Valve Springs cast iron frypan again further reducing installation timeThese springs offer a big gain for the M57 with almost 100% seat pressure increase over stock springs. Upgraded valve springs for the BMW M57 and are not simply OEM springs from another application that have been repackaged. Stock springs are very weak and valve float starts around the 420hp mark on M57. Stock Valve Spring Seat pressure is 34lbs and 55lbs Open. These springs are 66lbs seat pressure and 96lbs Open.
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