Engine Suzuki G10A

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.

Engines of the G-series: G10A, G13B, G13BA, G13BB, G15A, G16A, G16B.

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  • A lot of problems for owners are thrown by the whims of an outdated ignition system.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.

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