GM 10.5" 14 Bolt 4.10-Down 30 Spline TorqueWorm LSD Limited Slip Differential The use of 6 pinion

The use of 6 pinion gears means the stress on gears is spread over a greater surface area

Those crankshaft are x-rayed and ultrasonically tested

100% new high performance carb main bodies

High-volume water pumps have a ribbed aluminum housing and a heavy duty ball/roller bearing assembly

Stop searching junkyards and swap meets for a replacement for your cracked or broken timing cover

GM 10.5" 14 Bolt 4.10-Down 30 Spline TorqueWorm LSD Limited Slip Differential The use of 6 pinionThe TorqueWorm is a torque biasing 6 pinion gear type limited slip unit. This is a preloaded unit allowing for a faster reacting unit. The use of 6 pinion gears means the stress on gears is spread over a greater surface area, reducing the load on all internal components. The internal components are made from EN36 Material as used in racing. The outer cases made from 8620 Chrome Nickel Moly steel and the case hardened for long life and improved