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Working out compression ratio

https://forum.irishminis.ie/viewtopic.php?t=9906

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Working out compression ratio

Posted: Wed Feb 05, 2014 10:27 pm
by davemk4
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

Re: Working out compression ratio

Posted: Wed Feb 05, 2014 11:07 pm
by Dylan8660
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.

Re: Working out compression ratio

Posted: Fri Feb 07, 2014 8:08 pm
by CLUBMANGT
Simples A :lol: :lol:
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