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REF: Engine Mechanicals - Sub-02D

Measuring the Volume of a Combustion Chamber

Article by billeuze of the XLFORUM 1)

  • Tools needed:
  • A dial gauge or a degree wheel & piston stop for finding TDC.
  • A Burette. (about a 3 foot long test tube with a valve at the bottom and graduations along the side).
    100ml is the perfect size because you only have to fill it once.
    50ml works but you have to refill it (which makes more room for error).


The forgoing was done with shovelheads on and ironhead case.
The heads were pulled and the ringlands (spaces between the rings) packed with axle grease to stop any fluid getting past the rings.

With the Head On

With the Head Off


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