TCI 4L80E 4-Speed Conversion Kit 875HP Coyote 48-93
Highlights
- Rated up to 875 HP
- SFI Bellhousing Included
- 4L80E Transmission Setup
- Complete Install Kit
TCI 4L80E 4-Speed Conversion Kit 875HP for 1965-1993 Mustangs, 1966-1977 Broncos, and 1948-1979 Ford F-100s with Coyote and Modular Engines.
Upgrading to a heavy duty overdrive transmission improves both durability and performance. This TCI 4L80E 4-speed conversion kit allows installation of a 4L80E automatic transmission behind Ford 8-bolt Modular and Coyote engines. It is designed for high horsepower applications.
Features and Benefits:
- Converts Coyote engines to 4L80E
- Rated for up to 875 horsepower use
- SFI-spec bellhousing ensures proper fit
- Includes flexplate for compatibility
- Includes cooler, dipstick, and hardware
The transmission is rated for up to 875 horsepower and features an SFI-spec adapter bellhousing for proper engine fitment. An included flexplate ensures compatibility between the Ford crankshaft and GM torque converter pattern. The kit also includes essential components for installation, supporting a complete conversion setup.
Vehicle Fitment:
- 1965-1993 Mustang
- 1966-1977 Bronco
- 1948-1979 Ford F-100
California Residents: Proposition 65 Warning
Related Categories: Mustang Automatic Transmission Assemblies, Bronco Transmission, Restomod Transmission, F-100 Transmission, F-100 Restomod Transmission
Installation Difficulty

Intermediate skill is required for this installation.
Installation Instructions
Vehicle Fitment
This product will fit the following Bronco years:
This product will fit the following F-100 years:
- 1948,
- 1949,
- 1950,
- 1951,
- 1952,
- 1953,
- 1954,
- 1955,
- 1956,
- 1957,
- 1958,
- 1959,
- 1960,
- 1961,
- 1962,
- 1963,
- 1964,
- 1965,
- 1966,
- 1967,
- 1968,
- 1969,
- 1970,
- 1971,
- 1972,
- 1973,
- 1974,
- 1975,
- 1976,
- 1977,
- 1978,
- 1979,
This product will fit the following Mustang years:
















