ARP SB Chevy Head Bolt Kit H763CBFM (2) centered bushings

(2) centered bushings

but with Wave Loc shank design

Water/methanol injection for forced induction (turbocharged or supercharged) gas-powered race engines is a proven means for effectively reducing engine inlet air temperatures and suppressing harmful detonation

Shims are intended for use with 14mm flat seat spark plugs only

ARP SB Chevy Head Bolt Kit H763CBFM (2) centered bushingsARPs product line contains thousands of part numbers, and has expanded to include virtually every fastener found in an engine and driveline. These range from quality high performance OEM replacement parts to exotic specialty hardware for Formula 1, IndyCar, IMSA, NASCAR and NHRA drag racing and marine applications. Since 1968, ARP is the fastener of champions and the world leader in fastener technology. Product Description: Cylinder Head Bolt Kit High