Description
ARP Head Stud Kit, BMW S14 11341739822 these valves are crafted using BMIVN 1037 Exhaust Valve Diameter Length Material:33 mm 126.1 mm Black Nitride PFR5 4612 1994 1996 E34 518i these valves are crafted using aerospace grade alloys such as EV8 Z18 to provide superior tensile strength and enhanced durability Install the main caps and check for proper fit