Combustion Chamber Mapping

BramanteCummins

ADD maniac
Joined
Nov 1, 2012
Messages
636
So for anyone that wants to know or has input, I just mapped my combustion chamber.

Motor is out of a stock 94' 12v

This is blueprinted as is standing on the exhaust side of the engine,with the "X" axis running along the crank and "Y" axis running left to right. All measurements are taken from the center of the cylinder and are approximate.

X. Y.
Bowl. 0.000 0.215
Intake. 0.920 0.575
Exhaust. 1.107 0.050
 
Didn't really think to do it. Easily calculated though. I did this to yet the math to cut valve reliefs
 
I was just messing with you. I would have see on paper to know what you have already provided
 
This should clear things up. Excuse my crude blueprint.
 

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  • Cummins 12v valve reliefs.jpg
    Cummins 12v valve reliefs.jpg
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