A Series

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

Class Certificate:

  • Engine blocks
  • Crankshafts
  • Pistons (with hardened and chromium plated grooves),
  • Connecting rods
  • Coolers

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


Rugged engine design for long-life reliability, just as given by the larger Z40 and ZA 40 engine types, and draws also on the long experience with R-type crosshead engines.

Long intervals between overhauls with up to 9000 h recommended for combined exhaust valve and piston overhauls on heavy fuel oils.

Straightforward and easy maintenance supported by the BSS service.

Sulzer A-series four-stroke diesel engines are highly adaptable to a wide range of heavy-duty applications, including:

  • marine propulsion
  • marine auxiliary duties
  • base-load generator sets
  • emergency generator sets
  • industrial drives
  • offshore power supplies
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