S20H Model


We stock OEM parts suitable for S20H including:

  • Fuel Equipment
  • Bearings
  • Sealings, O-Rings etc.
  • Piston Rings

Class Certificate

  • Engine blocks
  • Crankshafts
  • Pistons (with hardened and chromium plated grooves)
  • Connecting rods
  • Coolers
  • Cylinder heads
  • Studs
  • Valves
  • Pipes
  • etc.

Long standing business relations with H. Cegielski ensure the highest quality of our service.


  • high-efficiency turbochargers
  • single-pipe exhaust system
  • charge air bypass
  • charge air waste gate
  • bore cooling for extreme rigidity
  • intensively cooled seat inserts



High power concentration, normally up to 270 bhp/cylinder (200 kW/cylinder) MCR at 1000 rev/min, but up to 300 bhp/cylinder (220 kW/cylinder) MCR is possible on diesel oil for particularly compact installations.

Real heavy-fuel capability for continuous operation, including starting and stopping on residual fuel oils up to 700 cSt viscosity for marine auxiliary duties in single-fuel ships. For marine propulsion and stationary applications, the realistic limit is 380 cSt viscosity.

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