GM Powerglide Low Gear Carbon Fiber Extra Wide Band They utilize an open element

They utilize an open element design

Aluminum pressure relief valve for 6-71

thick flanges that are heavy enough to maintain header integrity

Speedmaster hydraulic roller camshafts are offered in a wide variety of profiles

They are engineered to be "where the oil is" under the most demanding racing conditions

GM Powerglide Low Gear Carbon Fiber Extra Wide Band They utilize an open elementThe 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.