Hatz Diesel 1B30 (101C)



  • Air-cooled single-cylinder 4-stroke Diesel engine.
  • Vertical cylinder.
  • Light alloy diecast cylinder crankcase.
  • Light alloy cylinder head.
  • Forged crankshaft.
  • Light alloy piston for low free forces of gravity.
  • Lubrication by pressurised circulation of oil, fine screen filtering in main flow.
  • Valve control by rocker, push-rods and tappets.


  • Direct injection.
  • Compression from 1:21 to 1:22. Good cold start performance.
  • Fuel orientated mixture preparation. Result: excellent exhaust quality. EPA/CARB.
  • Speed regulation by spring-loaded governor. Proportionality < 5% at 3000 / 3600 r.p.m.
  • The control cover houses the governor, the entire valve drive, the injector pump drive and the automatic decompression system and oil pump.
  • Oil drain on both (narrow) sides of the engine. This gives free access of at least one drain position for almost all installations.
  • Dry air filter with paper cartridge and integrated pre-cleaner.
  • Cooling fan and AC generator incorporated in the flywheel (not sensitive to dust).
  • 4 seperate engine feet permit mounting on uneven foundations. Differences of level of up to 1 mm can be corrected.
  • Exhaust outlet flexible as regards both position and direction of exit.
Cylinder  1
Power (kW) 4 kW
Engine Displacement 0 ltr
Piston Displacement 347 cm3
Dry Weight (Kg) 40 Kg
Lenght 298.5 mm
Width 370 mm
Height 431 mm

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