ARP 621-4500 SAE Bolt Kit 1/4-20 x 4.500 hex SS bolts ymm_47 ARP has developed an innovative
Baker’s notes & crumb story
Description
ARP has developed an innovative multi-purposes accessory stud that can be used for exhaust systems
Specifications Socket Size(s) 5/16 12pt UHL (Qty: 16) 1
000˝ Thread Size M12 x 1
New Yorker 1959-1978
560˝ Thread Length 0
ARP 621-4500 SAE Bolt Kit 1/4-20 x 4.500 hex SS bolts ymm_47 ARP has developed an innovativeSpecifications Socket Size(s) 5 16 hex UHL 4. 500 Thread Length 1. 000 Grip Length 3. 500 Thread Diameter Pitch 1 4 20 Grip Diameter 1 4 Wrenching 5 16 Head Height 0. 255 Collar Diameter 0. 515