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 Posted: 08-01-2020 07:33 pm
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Max_dvdt

 

Joined: 09-16-2016
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 Finished chamber - 0.010skim on a head of unknown provenance

Chamber is 40cc
11.5-12cc for the gasket

if our goal is 11:1 on a 2.4

we have 600cc/cylinder

so if combustion chamber is 60cc then we have 660/60=11

so we need 60-40-11.5= 8.5cc of piston dish including the valve reliefs