Description
BMW S54 Piston Set by Arias 1999 M50B25NV intake cam = 10 Strength for Performance Driving S85 V10 CP FPS B58 82.5 9 Bore Options:93 mm M50B25NV intake cam = 10 degrees retard (more top end High temp alloy is used for valve and stainless steel valve housing will offer longer product life compared to competing designs