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Mitsubishi 420A specs: 2.0L (122 ci) 4-cylinder. Rated 140 hp, 1995–1999. Used in the Mitsubishi Eclipse. Rod ratio and piston speed worked out.
Each of the 4 cylinders displaces 30.5 ci (500 cc).
5 factory variants share these dimensions, rated at 140 hp across 1995–1999.
| Displacement | 122 ci / 2 L |
|---|---|
| Cylinders | 4 |
| Configuration | I4 |
| Fuel type | gas |
|---|---|
| Advertised HP | 140 hp |
| Years | 1995–1999 |
| Displacement per cylinder | 30.5 ci |
|---|
Each link opens the calculator with this engine's specs already filled in.
These records share identical bore, stroke, displacement and compression. They differ by model year and factory power rating.
| Year | Advertised HP | Code |
|---|---|---|
| 1995 | 140 hp | 420A |
| 1996 | 140 hp | 420A |
| 1997 | 140 hp | 420A |
| 1998 | 140 hp | 420A |
| 1999 | 140 hp | 420A |