ARP 234-4321 SB Chevy, 18° w/raised intake casting and 64 hsk

ARP’s product line contains thousands of part numbers, and has expanded to include virtually every fastener found in an engine and driveline and throughout the suspension and frame.

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ARP started applying technology to race fastener design and manufacturing in 2008
ARP manufactures fasteners from a wide assortment of materials ranging from popular stainless steel and 8740 chrome moly to exotic alloys that have been developed to handle space travel
Appropriate preloads are specified for each ARP bolt
In order to ensure optimum quality control, ARP has grown to be exceptionally self-reliant and now controls all aspects of the manufacturing process
ARP’s product line ranges from quality high performance OEM replacement parts to exotic specialty hardware for Formula 1, IndyCar, NASCAR and NHRA drag racing and marine applications