The powerglide transmission has a single band. It is used to hold the clutch drum during low gear operation. If the powerglide band is not adjusted properly the following things can occur:
The powerglide band should be adjusted to the following specs:
The band should be readjusted on a semi regular basis throughout the racing season. BTE recommends using a heavy duty band adjustment screw to prevent band failure. Stock band adjusters can bend and warp under heavy duty conditions.
BTE Kevlar Powerglide Band
BTE Wide Powerglide Band