ARP 743-2750 SAE Bolt Kit 7/16-20 x 2.750 12pt black oxide bolts ymm_37 Tuned and dyno-tested to improve

Tuned and dyno-tested to improve acceleration and engine sound

when the material is easier to machine)

Fits Following Engines:Chevrolet Gen III/IV (except LS7)

It is for good reason that virtually every top professional engine builder relies on ARP Pro Series head studs for their all-out competition powerplants

Monaco 1977-1978

ARP 743-2750 SAE Bolt Kit 7/16-20 x 2.750 12pt black oxide bolts ymm_37 Tuned and dyno-tested to improveSpecifications Socket Size(s) 7 16 12pt UHL 2. 750 Thread Length 1. 250 Grip Length 1. 500 Thread Diameter Pitch 7 16 20 Grip Diameter 7 16 Wrenching (reduced) 7 16 Head Height 0. 400 Collar Diameter (reduced) 0. 670