Southam Engineering

Cylinder Head CC Plate (Calculate engine compression ratio)

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  • Regular price $19.95


Acrylic plate for measuring cylinder head combustion chamber volume for calculation of compression ratio. This includes the ACYLIC PLATE ONLY if you already have the other components and do no wish to purchase a full kit. Measures 110mm x 110mm.

You will need your own burette or syringe and some alcohol to complete this kit.

Instructions:

Use some vaseline or similar on the underside of the plate to provide a seal onto your assembled cylinder head.

Use your burette or syringe to fill the combustion chamber with alcohol to accurately measure the combustion chamber volume. 

Use this volume in the compression ratio calculator below the video and get accurate compression ratio. For more info please see the video below the calculator.

Compression Calculator

Work out your engine's compression ratio accurately without the guess work.

You can easily calculate compression ration using this simple calculator. Simply fill in the volumes and dimensions and you will have your compression ratio in no time at all. Be sure to fill every box for the calculator to work.

Bore: (diameter)
Stroke:
Cylinder Head Volume:
Effective Dome Volume:
Use (-) for Dome and (+) for Dish.
Deck Clearance:
Compressed Gasket Thickness:
Number of Cylinders:
Compression Ratio :
Total Displacement (in.3) :
Total Displacement cc's :