Description
BMW N55 S55 Connecting Rod Set, Manley H Beam G14 Superior Valve Control: Premium chrome silicon Bore Size Thickness:87.5 mm 0.089" RAD 20 0519 B48 Cylinder Head Valve lock keepers Superior Valve Control: Premium chrome silicon steel valve springs maintain stability at high RPMs 05mm Exhaust Sport 301° Intake 301° Exhaust 11