GM Turbo 400 Th400 Automatic Transmission Tailhousing to Powerglide Case Adapter They are heat-treated and threads

They are heat-treated and threads are rolled to provide up to ten times more fatigue strength

High-volume water pumps have a ribbed aluminum housing and a heavy duty ball/roller bearing assembly

Designed to deliver a flow rate of 67 GPH (255 LPH) at 12V

enhancing overall performance and efficiency

These extreme main cap sets consist of the center three caps

GM Turbo 400 Th400 Automatic Transmission Tailhousing to Powerglide Case Adapter They are heat-treated and threadsSpeedmaster aluminum adapter spacers allow you to adapt Powerglide to Turbo TH400 automatic transmission tailhousing. Adapts Turbo 400 rear housing to Powerglide Case