DANA 44 30 Spline 3.73 and Down TorqueWorm LSD Limited Slip Differential Speedmaster nuts are made from

Speedmaster nuts are made from aerospace-quality chromoly steel with hexagonal style heads

Exhaust header installation kits replace worn components with new top quality components

they come in three different finishes and feature a billet aluminum oil fill cap

These protect your engine investment by returning your timing back to the desired specifications

DANA 44 30 Spline 3.73 and Down TorqueWorm LSD Limited Slip Differential Speedmaster nuts are made fromThe TorqueWorm is a torque biasing 6 pinion gear type limited slip unit. This is a preloaded unit allowing for a faster reacting unit. Unlike our competitors that only use 3 or 4 pinion gears. 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.