Performance Online, Inc. (POL) introduces this 1963-72 Bolt-In Transmission Crossmember Deluxe Kit. This item is recommended when converting your transmission or adding ground clearance on lowered applications. After years of requests POL finally did it! POL’s new modular design automatic transmission crossmember, mounts in the factory location on 63-72 Chevy/GMC trucks and allows the exhaust to run above it for lowered applications. A must for the enthusiast looking to upgrade their old 3 or 4 speed manual trans to the more popular TH350, TH400 or 700-R4 automatic. Kit includes: Tubular Engine, Brackets, Transmission crossmember (which allows exhaust to run over for more ground clearance on lowered applications), Rubber Motor Mounts, Rubber Transmission Mount and all Mounting hardware. This kit works with TH350, TH400 and 700-R4 applications. May not align with factory holes on certain applications. Poly Urethane mounts also available.