EXTENSION HOUSING BUSHING (LARGE 1.995 OD)

The Coan Racing COA‑22506 Extension Housing Bushing (Large 1.995 OD) is a precision-machined, high-durability replacement designed for the Turbo Hydramatic 400 transmission. This robust bushing ensures optimal alignment and maintaining tolerances under high-load and high-temperature conditions typical in drag racing or performance builds.

Crafted to Coan’s rigorous USA manufacturing standards, the COA‑22506 employs superior materials to resist premature wear and minimize internal play, promoting consistent power transfer and smoother driveline operation. Whether you’re rebuilding a TH400 for street performance or constructing a bracket-race unit, installing this large-diameter extension housing bushing is a straightforward upgrade that reinforces the transmission’s structural integrity and contributes to long-term drivetrain reliability.