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Reciprocating internal combustion 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※

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