GM Powerglide Low Gear Carbon Fiber Extra Wide Band Speedmaster starter shim kits are

Speedmaster starter shim kits are designed to ensure that you have the proper gap between the starter and flywheel

this turnkey engine delivers modern usability with vintage legend

Must be installed by experienced professional

Speedmaster intake manifold straight adapter bushing set

aluminum and 100 percent pressure- tested to eliminate leak

GM Powerglide Low Gear Carbon Fiber Extra Wide Band Speedmaster starter shim kits areThe Speedmaster extra wide rigid bands feature band linings with carbon fiber friction material for higher coefficient of friction for higher torque capacity and the ability to produce quicker, more positive band engagement. The anchor area on these bands is extra thick, heat treated, high carbon steel construction to eliminate the stretching and breakage often associated with stock bands.