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Mitsubishi Orion engine

The Mitsubishi Orion or 4G1 engine is a series of inline-four internal combustion engines introduced by Mitsubishi Motors in around 1977, along with the Astron, Sirius, and Saturn. It was first introduced in the Colt and Colt-derived models in... Wikipedia
Compression ratio: 9.4:1
Cooling system: Water-cooled
Cylinder block material: Cast iron
Displacement: 1.2–1.6 L (1,244–1,584 cc)
Fuel system: Carburetor; Multi-port fuel injection; Direct injection
Manufacturer: Mitsubishi Motors
Piston stroke: 82 mm (3.23 in); 87.3 mm (3.44 in)