ARP Pro Series Cylinder Head Bolt Kits 147-3901

Trick Flow® cylinder head stud kits feature precision centerless-ground studs thread-rolled to Mil-S-8879 specs to keep your heads mounted securely in high-compression, high-boost applications. Hardened parallel ground washers are included for uniform load distribution and accurate torque readings, and a black oxide finish protects the studs from wear and corrosion. The kits contain enough studs and washers to install one pair of cylinder heads.