Description
Kelford Camshaft & Valve Spring Kit for BMW B58 Gen 1 IV This design reduces friction against Strength for Performance Driving S85 V10 CP FPS B58 82.5 9 Bore Options:93 mm This design reduces friction against the cylinder wall for less piston noise Manley H Beam rods deliver unmatched strength and precision to unlock the full potential of your N63 or S63 engine