GM TH700-R4 / 4L60E TRANSMISSION TAIL HOUSING CAMARO FIREBIRD CAST 8673553
Manufacturer Part Number: 8673553
The GM Cast 8673553 (often referenced with 8642717) tail housing fits 2WD 700-R4 and early 4L60E transmissions, specifically used on 1982–1994/1995 Chevrolet Camaro and Pontiac Firebird models. This cast aluminum extension housing is for 2WD applications with a 4-bolt case mount, primarily covering third-gen and early fourth-gen F-bodies.
Key Fitment Details:
- Makes/Models: Chevrolet Camaro, Pontiac Firebird (2WD).
- Years: 1982–1994 (some applications extend to 1995).
- Transmission Type: TH700-R4 (4L60) and early 4L60E (non-LS style).
- Design: 4-bolt pattern to case, typically featuring a 3-bolt mount for the torque arm.
- Applications: Designed for F-body platform rear-wheel drive cars.
This housing is suitable for the transition era, ensuring compatibility with 700R4 (700-R4) and early 4L60E models commonly found in 1980s and early 1990s GM performance cars.




















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