ARP Head Stud Kit, BMW N63 Material:ARP2000 This allows air to escape

This allows air to escape and any fuel to drop to the bottom of the loops

Once the bearings are sorted and binned

It is the installer's responsibility to check all line fittings and other connections to assure they are fully tightened before operating the vehicle

but most race tracks require them for competition

ARP Head Stud Kit, BMW N63 Material:ARP2000 This allows air to escapeUpgrade the performance of your BMW N63 engine with our ARP Head Stud Kits, specifically designed for the turbocharged V 8 N63 engine. As you increase the power output of your engine beyond its factory specifications, the head and block may start to separate, causing factory bolts to stretch and fail. Our ARP Head Studs are designed to be stronger than factory bolts, ensuring your race engine stays together even under extreme conditions. Our Custom