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Mitsubishi Orion engine
From Wikipedia, the free encyclopedia
The 'Mitsubishi Orion' engine is series of straight-4 internal combustion engines introduced by Mitsubishi Motors in the 1970s, along with the Astron, Sirius, and Saturn. It was introduced in the Colt and Colt-derived models in 1978. Displacement ranges from 1.2 L to 1.6 L.
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The 4G11 displaces 1.2 L (1244 cc) with a bore and stroke of 69.5mm x 82.0mm.
Applications:
The 4G12 displaces 1.4 L (1410 cc) with a bore and stroke of 74.0mm x 82.0mm. 4G12 was the first to feature Mitsubishi's MD (Modulated Displacement) technology, a form of variable displacement.
Applications:
The SOHC 4G13 displaces 1.3 L (1298 cc) with a bore and stroke of 71.0 mm x 82.0 mm.
Applications:
- Mitsubishi Colt/Mirage
- Mitsubishi Lancer
- Mitsubishi Space Star
- Mitsubishi Carisma
- Mitsubishi Dingo
- Proton Saga/Iswara
- Proton Satria/Wira
The SOHC 4G15 displaces 1.5 L (1468 cc) with a bore and stroke of 75.5mm x 82.0mm. A version of the 4G15 was produced with gasoline direct injection. It have 92 hp on the 1993 Mirage. A DOHC MIVEC turbo variant of the engine is also still in production to date (4G15T), serving in the Mitsubishi Colt series, offering 154 hp on the latest Colt Version-R (with exhaust enhancement).
Applications:
- Mitsubishi Colt/Mirage
- Mitsubishi Lancer/Eagle Summit
- Mitsubishi Dingo
- Proton Saga/Iswara
- Proton Satria/Wira
The 4G16 displaces 1.2 L (1198 cc).
Applications:
The SOHC 4G18 displaces 1.6 L (1584 cc) with a bore and stroke of 76.0mm x 87.3mm. It is a 4-valve per cylinder engine.
Applications:
The DOHC MIVEC 4G19 displaces 1.3 L, featuring 4-valves per cylinder that produces 66 kW (90 PS) at 5600 rpm and 121 N·m of torque at 4250 rpm. It was introduced in 2002, powering the new Mitsubishi Colt.
Applications:
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| GS platform | PS platform | Z platform |
| ACD | Active-Trac | AWC | AYC | GDI | INVECS | MIEV | MIVEC | MultiMode ABS | Modulated Displacement | RISE | Silent Shaft | Sport ABS | Super Select | Vertical Vortex |