Hi all
Does anyone know how to work out a cr
I have to get a head skimmed to match a hi lift camshaft
For a rebuild
Tks
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Working out compression ratio
Moderators: spud1979, The Marcos Graveyard, Moderators

Re: Working out compression ratio
The bore X the stroke = swept volume,
add the volume of the piston dish, ring to block surface volume , gasket volume and head chamber volume and divide the swept volume by that total.
add the volume of the piston dish, ring to block surface volume , gasket volume and head chamber volume and divide the swept volume by that total.
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