Komatsu Zenoah Engines
G2D 70/96/99 Car Engines
The G2D engine is a 22.5cc engine, listed below are the engine configurations.
G2D99
Bare engine, no clutch or exhaust muffler.
G2D70-D
Engine complete with clutch & black box type exhaust muffler.
G2D96
Engine as G2D70-D plus a fuel tank

We have a exploded drawing of a G2D engine available. This opens in a new window due to its size. When you have finished, close it to return to here. G2D70/96/99 Diagram

Performance & specification for G2D70/96/99

Cooling Air cooled by integral rotor/fan
Bore 32mm
Stroke 28mm
Displacement 22.5cc
Max. output - PS  Net:    1.95 (1.41 kw)
Gross:  2.05 (1.51 kw)
Max. torque Kg-m Net:    0.15 (1.42)
Rotation Counter clockwise - as viewed from power take-off
Fuel Petrol (Gasoline), pre-mixed with two stroke oil
Fuel/oil mix ratio 25 parts fuel to 1 part oil - using Quality racing two stroke oil
Lubrication Crankcase and bore splash fed
Carburettor 11mm, diaphragm pump, butterfly valve type
Ignition TCI
Spark plug Champion RCJ4 (CJ4 if used with metal suppressor plug cap)
Starter Recoil type
Air cleaner Dry type (Foam)
Dimensions Length:  161mm 
Width:    210mm 
Height:   195mm
Dry weight 2.05Kg
G230RC/1/2/3 Car Engines

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The G230RC/1/2/3 engine is a 22.5cc engine, listed below are the engine configurations.
G230RC
Engine complete with air filter, exhaust, clutch housing and clutch
G230RC1
Engine complete with air filter, exhaust, clutch housing, clutch and fuel tank
G230RC2
Engine complete with clutch housing and clutch
G230RC3
Engine complete no air filter, exhaust, clutch housing, clutch or fuel tank

Performance & specification for G230RC/1/2/3
Cooling Air cooled by integral rotor/fan
Bore 32mm
Stroke 28mm
Displacement 22.5cc
Max. output - PS  Net:    2.50 (1.84) ps (kw)
Gross: 2.85 (2.10) ps (kw)
Max. torque Kg-m Net:    0.160 kg-m
Rotation Counter clockwise - as viewed from power take-off
Fuel Petrol (Gasoline), pre-mixed with two stroke oil
Fuel/oil mix ratio 25 parts fuel to 1 part oil - using Quality racing two stroke oil
Lubrication Crankcase and bore splash fed
Carburettor 12.7mm, diaphragm pump, butterfly valve type
Ignition TCI
Spark plug Champion RZ7C (Racing plug either NGK CR8HVX (Platinum) or NGK CR8EIX (Iridium)
Starter Recoil type
Air cleaner Dry type (Foam)
Dimensions Length:  180mm
Width:    169mm 
Height:   179mm
Dry weight 2.07 Kg