Mitsubishi 3A9 engine

Mitsubishi 3A9 engine
Mitsubishi 3A90 1.0 Mivec Engine (2013 Spacestar)
Overview
ManufacturerMDC Power
Production2003–present
Layout
ConfigurationNaturally aspirated Straight-3
Displacement1.0 L (999 cc)
1.1 L (1,124 cc)
1.2 L (1,193 cc)
Cylinder bore75 mm (2.95 in)
Piston stroke75.4 mm (2.97 in)
84.8 mm (3.34 in)
90 mm (3.54 in)
Cylinder block materialAluminum
Cylinder head materialAluminum
ValvetrainDOHC 4 valves x cyl. with MIVEC
Compression ratio10.5:1
Combustion
Fuel systemFuel injection
Fuel typeUnleaded regular gasoline, Gasohol E10, E20
Cooling systemWater-cooled
Output
Power output52–57 kW (71–77 PS; 70–76 bhp)
Torque output88–100 N⋅m (65–74 lb⋅ft)

The Mitsubishi 3A9 engine is a range of all-alloy three cylinder engines from Mitsubishi Motors that were jointly developed with 4A9 engine family. They were introduced in the 2003 version of their Mitsubishi Colt supermini, and built by DaimlerChrysler-owned MDC Power in Germany (previously a joint venture).

For engine family characteristics see 4A9 engine family.

Specifications

3A90

Displacement 1.0 L (999 cc)
Bore pitch 83 mm (3.27 in)
Bore x stroke 75 mm × 75.4 mm (2.95 in × 2.97 in)
Peak power 52 kW (71 PS; 70 hp) at 6,000 rpm
Peak torque 88 N⋅m (65 lb⋅ft) at 5,000 rpm
Notes MIVEC

Applications

3A91

Also known as the Mercedes-Benz M134 E11.

Displacement 1.1 L (1,124 cc)
Bore pitch 83 mm (3.27 in)
Bore x stroke 75 mm × 84.8 mm (2.95 in × 3.34 in)
Peak power 55 kW (75 PS; 74 hp) at 6,000 rpm
Peak torque 100 N⋅m (74 lb⋅ft) at 3,500 rpm
Notes -

Applications

3A92

Displacement 1.2 L (1,193 cc)
Bore pitch 83 mm (3.27 in)
Bore x stroke 75 mm × 90 mm (2.95 in × 3.54 in)
Peak power 57 kW (77 PS; 76 hp) at 6,000 rpm
Peak torque 100 N⋅m (74 lb⋅ft) at 4,000 rpm
Notes MIVEC, gasohol E10, E20

Applications

See also

References