Mitsubishi Orion engine
| 4G1 | |
|---|---|
| Overview | |
| Manufacturer | Mitsubishi Motors |
| Also called | Orion |
| Production | 1970s–present |
| Layout | |
| Cylinder block material | Cast iron |
The Mitsubishi Orion or 4G1 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.
4G11
The 4G11 displaces 1.2 L (1244 cc) with a bore and stroke of 69.5 mm x 82.0 mm.
Applications:
4G12
The 4G12 displaces 1.4 L (1410 cc) with a bore and stroke of 74.0 mm x 82.0 mm. 4G12 was the first to feature Mitsubishi's MD (Modulated Displacement) technology, a form of variable displacement.
Applications:
4G13
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
4G15
The SOHC 4G15 displaces 1.5 L (1468 cc) with a bore and stroke of 75.5 mm x 82.0mm. A version of the 4G15 was produced with gasoline multi port injection. It has approximately 92 hp (69 kW) on the 1993 Mirage model. A DOHC MIVEC turbo variant of the engine is also still in production to date (4G15T), serving in the Mitsubishi Colt series, offering 163 hp (122 kW) on the latest Colt Version-R (with exhaust enhancement).
Applications:
- Mitsubishi Colt/Mitsubishi Mirage(1995-2002(US)
- Mitsubishi Lancer/Eagle Summit
- Mitsubishi Dingo
- Proton Saga/Iswara
- Proton Satria/Wira
4G16
The 4G16 displaces 1.2 L (1198 cc).
Applications:
4G17
The 4G17 displaces 1.3 L (1343 cc). It is a SOHC 12-valve engine. Bore is 72.2 mm and stroke is 82 mm. Output is 78 PS (57 kW) at 6000 rpm and 10.9 kgf·m (107 N·m) torque at 3500 rpm.
4G18
The SOHC 4G18 displaces 1.6 L (1584 cc) with a bore and stroke of 76.0 mm x 87.3 mm. It is a 4-valve per cylinder engine. Output is 105 PS net at 6000 rpm (Middle East specifications) , 122 ps gross (Gulf Countries specification), 96 PS net with 151 NM (European specifications).
Applications:
4G19
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:
See also
References