ARP 400-1403 Header Bolt & Stud Kit for Chevrolet Big Block. 1.670˝ OAL. 16 pieces ymm_49 Specifications Socket Size(s) 5/8 hex
Baker’s notes & crumb story
Description
Specifications Socket Size(s) 5/8 hex High Performance 180
Now viewed as only moderate strength
Designed to integrate with the factory or aftermarket exhaust system
050˝ Knurl Length 2
Optra 2005-2006
ARP 400-1403 Header Bolt & Stud Kit for Chevrolet Big Block. 1.670˝ OAL. 16 pieces ymm_49 Specifications Socket Size(s) 5/8 hexSpecifications Socket Size(s) 7 16 12pt OAL (Qty: 16) 1. 670 Thread Size 3 8 nuts, washers included