GM F18D3 (T18SED) Engine 1.8L Specs, Problems, Reliability. The Chevrolet 1.8-liter engine, referred to as the F18D3, is a somewhat customized the T18SED engine. Inside, there are not numerous differences between these two engines. The F18D3 gets new ignition module instead high voltage wires. The oil filter remains in another place. There are the new water pump, timing belt, and rollers. There are some recognizable hard changes.
People don’t feel any different in a car with both engines – the same power, fuel and oil consumption, reliable, etc.
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1.8 l F18D3 engine Engine Problems and Reliability
Weakest aspects of the F18D3 engine are the same as the engine F14D3 and F16D3 get.
GM F18D3 (T18SED) Engine 1.8L Specs
| Manufacturer | GM Holden Engine Plant |
| Production years | 2004-present day |
| Cylinder block material | Cast Iron |
| Cylinder head material | Aluminum |
| Fuel type | Gasoline |
| Fuel system | Electronic Injection |
| Configuration | Inline |
| Number of cylinders | 4 |
| Valves per cylinder | 4 |
| Valvetrain layout | DOHC |
| Bore, mm | 80.5 |
| Stroke, mm | 88.2 |
| Displacement, cc | 1796 |
| Type of internal combustion engine | Four-stroke, naturally aspirated |
| Compression Ratio | 9.5 |
| Power, hp | 121/5600 |
| Torque, lb ft | 125/3800 |
| Engine weight | – |
| Firing order | 1-3-4-2 |
| Engine oil weight | 5W-30, 10W-30 |
| Engine oil capacity, liter | 3.75 |
| Oil change interval, mile | 10,000 |
| Applications | Chevrolet Lacetti, Daewoo Lacetti |