Mazda OHV engine
| Mazda OHV engine | |
|---|---|
| Overview | |
| Manufacturer | Mazda |
| Layout | |
| Configuration | Straight-2 & straight-4 |
| Displacement | 0.4 L (358 cc) 0.6 L (586 cc) 0.8 L (782 cc) 1.0 L (987 cc) 1.2 L (1,169 cc) 2.0 L (1,985 cc) |
| Cylinder bore | 46 mm (1.8 in) 54 mm (2.1 in) 58 mm (2.3 in) 68 mm (2.7 in) 70 mm (2.8 in) 75 mm (3.0 in) 82 mm (3.2 in) |
| Piston stroke | 54 mm (2.1 in) 64 mm (2.5 in) 68 mm (2.7 in) 74 mm (2.9 in) 76 mm (3.0 in) 84 mm (3.3 in) 94 mm (3.7 in) |
| Valvetrain | OHV |
| Compression ratio | 8.5:1, 8.6:1, 9.0:1 |
| Combustion | |
| Fuel system | Hitachi/Stromberg carburettor |
| Fuel type | Gasoline |
| Cooling system | Water-cooled |
| Output | |
| Power output | 33–92 PS (24–68 kW) |
| Torque output | 39.2 N⋅m (29 lb⋅ft) |
After an early flirtation with V-twin engines, Mazda's small cars of the 1960s were powered by OHV straight-2 and straight-4 engines. This family lasted from 1961 until the mid-1970s. Today, Mazda's keicars use Suzuki engines. It was produced at the Hiroshima Plant in Hiroshima, Japan.