Kama 7GZ-12

Kama 7GZ-12The Kama 7GZ-12 is a 505 cc (30.82 cu.in.) single-cylinder air-coolled 4-stroke direct injection diesel outboat engine manufactured by WUXI WORLDBEST KAMA POWER CO., LTD.

The Kama 7GZ-12 engine has OHV design, single-cylinder, direct injection system, and recoil or electric starter. This engine is based on general-purpose engine KM12DL500F.

The 7GZ-12 engine cylinder bore is 87.0 mm (3.43 in) and piston stroke is 85.0 mm (3.35 in). The engine produced 11.2 HP (8.3 kW) of maximum horsepower. The continuous rated output power is 10.2 HP (7.5 kW).

General information

Engine Specifications
Model7GZ-12
Type4-stroke, single cylinder, diesel engine
Displacement505 cc (30.82 cu.in.)
Max. horsepower11.2 HP (8.3 kW)
Rated Output Power10.2 HP (7.5 kW)
Output ModeHorizontal shaft output
Transmission ModeDirect drive
Exhaust ModeMuffler exhaust
Cooling systemForced-air
Lubricating systemPressure spray compound
Starting systemRecoil or electric starter
Fuel usedLight diesel oil
Mounting Height (mm)600 / 800 / 900 / 1000 / 1200 / 1400 (optional)
Propeller Speed≥1400 rpm
Propeller Parameters2 x 380 mm
Applicable Ship Length9-12 m
Loading Capacity≤6.0 T

Dimensions and Weight

Length, mm (in)
Width, mm (in)
Height, mm (in)
Engine Weight, kg (lb)≤50.0 (110.2)
Overall Weight, kg (lb)≤86.0 (189.6)

Maintenance data

Engine
Engine speed3,600 rpm
Oil system
Oil typeOil for 4-stroke engines (above CC grade)
Recommended oil10W-30
Oil capacity1.5 l (0.33 gal.)
Gear Lubricant TypeAPI GL5: SAE80-90
Fuel system
Injection pressure200 kg/cm2 (19.6 MPa)
Fuel supply advance angle15-16°±1°
Author: Sergei Wers
About: Co-founder and CEO of a multi-brand auto repair shop (engine repair, chassis repair, body repair and painting) for over 15 years. I have been developing internet sites with technical specifications for more than seven years.

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