In situ for 4-stroke engines Last Modified 18.12.2008

In situ for 4-stroke engines

In situ for 4-stroke engines

Cylinder liner & exhaust valve actuator honing
Honing machine for 4-stroke cylinder liners is permanent located in our workshop, and is used for liner overhaul.

Valve seat cutting
Valve seat cutting machine (VRL) is a combined valve seat (VSL) & seat recess lathe (SRL) in one machine. The machine (VRL) is used in our workshop & on board for replacement of original seat with oversized seats. After installation of new oversized seats, the machine can easily be converted to a valve seat lathe (VSL).

Surface grinding
Our portable grinder (CPL) is used for a wide range of services such as:

  • Grinding of contact surface between stay bolt nut & cylinder block
  • Grinding of cylinder liner landing surface
  • Grinding of cylinder cover landing surface
  • Milling grooves in cylinder liners and covers

Valve seat grinding
We have been used the machine for several years in our workshop and on board.