The Suzuki G10A 1.0-liter 3-cylinder engine was assembled by the company from 1983 to 2007 and was intended for the Cultus and Swift models, as well as their clones such as the Chevrolet Sprint and Geo Metro. In addition to atmospheric versions of the engine, a supercharged modification was offered under the symbol G10T.
G-series family: G10A, G13B, G13BA, G13BB, G15A, G16A, G16B, G10B.
Specifications
| Production years | 1983-2007 |
| Displacement, cc | 993 |
| Fuel system | carburetor / injector |
| Power output, hp | 48 – 55 (G10A) 70 – 82 (G10T) |
| Torque output, Nm | 77 – 79 (G10A) 107 – 120 (G10T) |
| Cylinder block | aluminum R3 |
| Block head | aluminum 6v |
| Cylinder bore, mm | 74 |
| Piston stroke, mm | 77 |
| Compression ratio | 9.5 (G10A) 8.3 (G10T) |
| Features | SOHC |
| Hydraulic lifters | no * |
| Timing drive | belt |
| Phase regulator | no |
| Turbocharging | no (G10A) IHI RHB31 (G10T) |
| Recommended engine oil | 5W-30 |
| Engine oil capacity, liter | 3.3 |
| Fuel type | petrol |
| Euro standards | EURO 1/2 |
| Fuel consumption, L/100 km (for Suzuki Swift 2000) — city — highway — combined |
6.8 4.5 5.3 |
| Engine lifespan, km | ~300 000 |
| Weight, kg | 65 (without attachments) |
* – there was a version of the motor with hydraulic lifters.
The engine was installed on:
- Suzuki Cultus 1 (SA) in 1983 – 1988, Cultus 2 (SF) in 1988 – 2001;
- Suzuki Swift 1 (AA) in 1983 – 1989, Swift 2 (EA) in 1989 – 1995, Swift 2 (MA) in 1995 – 2003.
Disadvantages of the Suzuki G10A engine
- If this power unit is not overheated, then it lasts a long time and without any problems.
- Overheating leads to cracks in the cylinder head or cooling jacket of the aluminum block.
- At high mileage, oil consumption is often encountered due to wear of cast-iron liners.
- A lot of problems for owners are thrown by the whims of an outdated ignition system.
- Most versions do not have hydraulic lifters and the valve clearance must be adjusted.
Frequently asked questions about the Suzuki G10A
How much power does the Suzuki G10A make?
Power output of the Suzuki G10A, hp: 48 - 55 (G10A); 70 - 82 (G10T). Torque, Nm: 77 - 79 (G10A); 107 - 120 (G10T).
How much oil does the Suzuki G10A take and which one?
Engine oil capacity: 3.3 liters. Recommended oil: 5W-30.
Does the Suzuki G10A have a timing belt or chain?
The Suzuki G10A uses a timing belt.
Is the Suzuki G10A turbocharged?
Yes, the Suzuki G10A is turbocharged (no (G10A); IHI RHB31 (G10T)).
How long does the Suzuki G10A last?
The typical lifespan of the Suzuki G10A is ~300 000 km with proper maintenance.
What is the fuel consumption of the Suzuki G10A?
Suzuki Swift 2000: city 6.8, highway 4.5, combined 5.3 L/100 km.
What cars was the Suzuki G10A installed on?
Suzuki Cultus 1 (SA) in 1983 - 1988, Cultus 2 (SF) in 1988 - 2001; Suzuki Swift 1 (AA) in 1983 - 1989, Swift 2 (EA) in 1989 - 1995, Swift 2 (MA) in 1995 - 2003.
What are the common problems of the Suzuki G10A?
If this power unit is not overheated, then it lasts a long time and without any problems. Overheating leads to cracks in the cylinder head or cooling jacket of the aluminum block. All known problems.
