This Circle Track conversion kit is for you guys that know how to rebuild your Powerglide, but don't have all the parts to set it up for circle track use.
Kit includes aluminum pan, valve body, dipstick, coupler, steel clutch hub, cooler, filter, gaskets and seals.
You will need to supply a complete Powerglide transmission core. Choose either internal or external control valve body.
NOTE: They fit 2 piece rear main engines.