Muscle Car/Hot Rod/Racing 2-Wheel Drive 2/3-Speed Automatic Automatic 3-Speed 727 8" Gas Tailhousing. Replaces 8" tailhousing. 60's and 70's muscle cars and street rods. Install price - $750.00* *Typical install & drive shaft modifications. Does not include any modifications to exhaust, transmission tunnel or any other custom modifications that may be required.