Mopar Chrysler SB 318 340 360 1/2" Gilmer Drive Crank Spacer Speedmaster pinion depth shims allow

Speedmaster pinion depth shims allow you to seat your pinion gear perfectly

Correct Stamped Face Cover

You need guideplates to keep your pushrods from deflecting under high-rpm conditions

Speedmaster Pro-Billet Ready-to-Run distributors are the perfect upgrade for weak OE electronic distributors

The internal components are made from EN36 material as used in racing

Mopar Chrysler SB 318 340 360 1/2" Gilmer Drive Crank Spacer Speedmaster pinion depth shims allowMachined from billet aluminum, a gilmer kit is a must for street or strip engines. Complete with a 1. 5" wide belt to eliminate belt slippage that is common with V belt systems.