Callies Ultra I-Beam Connecting Rod - 6.385 in Long - Bushed - 7/16 in Cap Screws - Big Block Chevy (Set of 8) Black Interior This laterally-ribbed webbing works perfectly

This laterally-ribbed webbing works perfectly with our hardware and adjusters to prevent webbing creep and far exceeds strength requirements for all forms of racing

a fully adjustable mechanical advance allows you to tailor the advance curve to your specific application

The Dual Battery Disconnect Switch allows for two batteries to operate independent of one another

000 RPM on V-8 engines

Detented Weight Jack System

Callies Ultra I-Beam Connecting Rod - 6.385 in Long - Bushed - 7/16 in Cap Screws - Big Block Chevy (Set of 8) Black Interior This laterally-ribbed webbing works perfectlyProduct Description: Connecting Rod Ultra H Beam 6. 385 in Long Bushed 7 16 in Cap Screws ARPL19 Bolt Forged Steel Big Block Chevy Set of 8 Callies Performance Products began manufacturing high performance crankshafts in 1989. With many years of engineering and employee experience, Callies has grown to be the industry leader for innovative product design. Callies Performance Products takes pride in staying ahead of the competition with the latest high