Ford 3.03 three-speed is a manual gearbox from Ford. The Society has 6 vehicles on file with it, 5 with a source we opened and 1 still leads.
Ford
| Vehicle | Years | Shift pattern | Gearbox source | Members |
|---|---|---|---|---|
| Ford Econoline Third generation 3-speed manual, column shift [1] | 1980 | 3 speed, column shift | Verified | |
| Ford F-100 Sixth generation 3-speed manual, column shift [2] | 1980 | 3 speed, column shift | Verified | |
| Ford F-100 Seventh generation 3-speed manual, column shift (F-100 base) [citation needed] | 1981-1986 | 3 speed, column shift | Lead | |
| Ford F-100 / F-150 Sixth generation 300 six [3] | 1978-1979 | 3 speed, column shift | Corroborated | |
| Ford Fairlane 3-speed manual [4]Applies to: 289 / 390 V8 | 1962-1968 | 3 speed, column shift | Corroborated |
Mercury
| Vehicle | Years | Shift pattern | Gearbox source | Members |
|---|---|---|---|---|
| Mercury Comet 3-speed manual [5]Applies to: 289 / 390 V8 | 1960-1969 | 3 speed, column shift | Corroborated |
Research notes
Caveats and conflicts (3)
- Manual is 1987, row is 1978-79; the 300 six pairing is not shown. Ford also used overdrive 3-speed (SROD) 1983-86.
- Manual is 1966; row spans 1962-68. Wikipedia Ford Toploader page lists the 3.03 as a 1960s Ford 3-speed.
- Manual is 1966; row spans 1960-69.
References
- Service manual. 1980 shop manual lists the Ford 3.03 Three-Speed Transmission. [link]
- Service manual. 1980 shop manual lists the Ford 3.03 Three-Speed Transmission and a 'Ford Manual 3-Speed' (code 14). [link]
- Service manual. 1987 Ford light truck shop manual (Section 16-11) 'Ford 3.03 Three-Speed Transmission'; transmission code C = '3-Speed Ford' for F-150/250/350. [link]
- Service manual. 1966 Ford shop manual Part 6-3 says the 3.03 REF Model three-speed is used on cars with the 289 engine (and a 200, OCR garbled) and the 3.03 REG Model on cars with the 390 engine. [link]
- Service manual. 1966 Ford shop manual (covers the 1966 Comet) Part 6-3 says 3.03 REF for the 289 and 3.03 REG for the 390. [link]
Categories: Gearboxes | Ford
This page was last edited on November 11, 2026. Gearbox codes change by year, engine and market. Send a correction.