On the Water, Reliability is Everything !



KG Mechanical are dedicated marine specialists, and a quality Yanmar Dealer. We maintain all types of marine vessels from the weekend fisherman to the professional, from the part time sailor to the full time world traveller.

Being authorised dealers for YANMAR, PERKINS and IVECO marine and industrial engines and ZF marine transmissions, allows access to genuine parts and technical information.

We provide quality service for all Yanmar diesel engines, pumps, and generators. We cover Papua New Guinea, Torres Strait, Solomon Islands, North Queensland and the Northern Territory.


This compact engine is easy to start and operate. With lower exhaust emissions, low noise and vibration this engine is fuel efficient, durable and reliable.

Model Cont. Output (HP/rpm) Bore X Stroke (mm) Displacement (Litres) Cooling Type Aspiration Dry weight (kg)
3TNV70 14.5(19.4mhp)/3600 70*74mm 0.854 Radiator Natural 98
3TNV76 17.7(23.7mhp)/3600 76*82mm 1.116 Radiator Natural 112
3TNV82A 12.0(16.1mhp)/1800 82*84mm 1.331 Radiator Natural 128
3TNV88 14.8(19.8mhp)/1800 88*90mm 1.642 Radiator Natural 148
3TNV84T 16.6(22.5mhp)/1800 84*90mm 1.496 Radiator Turbocharged 159
4TNV88 19.6(26.3mhp)/1800 88*90mm 2.190 Radiator Natural 165
4TNV84T 24.3(32.6mhp)/1800 84*90mm 1.995 Radiator Turbocharged 170
4TNV98 36.4(48.8mhp)/1800 98*110mm 3.319 Radiator Natural 235
4TNV98T 45.3(60.7mhp)/1800 98*110mm 3.319 Radiator Turbocharged 245