Mitsubishi 4G63 specs: 85 x 88 mm (3.3465 x 3.4646 in) bore and stroke, shared by all 7 versions. Displacement, compression and factory ratings.
| Displacement | 122 ci |
|---|---|
| Cylinders | 4 |
| Bore | 3.346" |
| Stroke | 3.465" |
| Compression | 7.8–9.0:1 |
| Advertised power | 100–276 hp |
| Years | 1990–2016 |
| Engine | Displacement | Bore × Stroke | CR | HP |
|---|---|---|---|---|
| 4G63 · 3.346" × 3.465" · 9:1 | 122 ci | 3.3465" × 3.4646" | 9:1 | 100–135 |
| 4G63T (1G DSM) | 122 ci | 3.3465" × 3.4646" | 7.8:1 | 195 |
| 4G63 · 3.346" × 3.465" · 8.5:1 | 122 ci | 3.3465" × 3.4646" | 8.5:1 | 210–244 |
| 4G63T Evo4 6 | 122 ci | 3.3465" × 3.4646" | 8.8:1 | 276 |
| 4G63 (2013–2016) | 122 ci | 3.3465" × 3.4646" | — | 160 |
| 4G63 | 122 ci | 3.3465" × 3.4646" | — | 135 |
| 4G63T | 122 ci | 3.3465" × 3.4646" | — | 190–210 |
Each engine page carries rod ratio, mean piston speed, bore/stroke character and cylinder head specs where published, and links into the calculators with its dimensions already filled in.