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: Band failure (burning of clutch material) Slipping in low gear or no low gear function at all Shift flare between low and high gears Car rolling backwards when the transbrake is applied The powerglide band should be adjusted to the following specs: Tighten the band adjustment screw to 72 inch lbs Unscrew the band adjuster three and aRead More