The rocker arm is possibly the third most abused part in your engine. The connecting rods take the cake for the most abuse, followed closely by the piston assembly, but we like to think the rocker ...
Most rear axlehousings are designed to use a shim to locate the pinion at the precise distance to the ring gear. In the case of a GM 12-bolt, Ford 8.8, or Dana 60, for example, the shim is placed ...