ARP 711-2500 SAE Bolt Kit 1/4-28 x 2.500 12pt SS bolts ymm_81 ECE type approval is no

ECE type approval is no longer valid

which provides better resistance to wear and metal fatigue than conventional threading before heat treatment

500˝ Thread Diameter-Pitch 3/8-16 Grip Diameter 3/8˝ Wrenching 7/16˝ Head Height 0

Specifications Socket Size(s) 3/8 12pt High Performance 180

ideally suited for fast upshifts to experience the thrilling acoustics in the next higher gear

ARP 711-2500 SAE Bolt Kit 1/4-28 x 2.500 12pt SS bolts ymm_81 ECE type approval is noSpecifications Socket Size(s) 5 16 12pt UHL 2. 500 Thread Length 1. 000 Grip Length 1. 500 Thread Diameter Pitch 1 4 28 Grip Diameter 1 4 Wrenching 5 16 Head Height 0. 255 Collar Diameter 0. 515