ARP 330-6807 Lower Pulley Bolt Kit for Chevrolet Small Block. Big Block. 3-piece. 12pt ymm_36 Specifications Socket Size(s) 10mm 12pt

Specifications Socket Size(s) 10mm 12pt UHL 50mm Thread Length 22mm Grip Length 28mm Thread Diameter-Spacing M8 x 1

Connecting Rod Bolts by ARP®

25 Fastener Style: Stud

Specifications Socket Size(s) 10mm 12pt UHL 80mm Thread Length 22mm Grip Length 58mm Thread Diameter-Spacing M8 x 1

The torque curve provides strong responsiveness from low engine speeds

ARP 330-6807 Lower Pulley Bolt Kit for Chevrolet Small Block. Big Block. 3-piece. 12pt ymm_36 Specifications Socket Size(s) 10mm 12ptSpecifications Socket Size(s) 7 16 12pt High Performance 180,000psi UHL 0. 750 Thread Size 3 8 16 washers included Fits Following Engines: CHEVROLET Small Block, Big Block