Chevrolet RPO I4 153, Engine
| Engine capacity | 2,506 cm³ |
| Maximum power (range), hp | 90 |
| Maximum torque, N*m (kg*m) at rpm. | 165 (17) / 2200 |
| Fuel used | Petrol |
| Engine type | In-line, 4-cylinder |
| Additional engine information | Rochester 1-barrel carburetor |
| Maximum power, hp (kW) at rpm | 90 (66) / 4000 |
| Compression Ratio (Range) | 8.5 |
| Cylinder diameter (range), mm | 84 |
| Piston stroke (range), mm | 84 |
| Valve drive | OHV |
| Number of valves per cylinder (range) | 2 |