GM 8.875" 12 Bolt 12P Car 30 Spline C-Clip LSD Limited Slip Differential These Speedmaster gauges come with

These Speedmaster gauges come with a classic white face and are available in dry or liquidfilled designs

use Speedmaster cast iron cylinder heads

one 2mm spacer

It has bendable locking tabs and comes with special high-strength bolts

Speedmaster magnetic pickups are the same high-output assemblies that are currently found in all Speedmaster 7000 series distributors

GM 8.875" 12 Bolt 12P Car 30 Spline C-Clip LSD Limited Slip Differential These Speedmaster gauges come withThe 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