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Car Setup Coil Spring Compression Ratio Speed Calculator

Compression Ratio Calculator

Enter the variables listed below. All measurement are in inches with the exception of the "Head cc's" and "Piston Notch or Dome cc's". If the piston has a "Notch" or "Dished" top, enter the variable as a positive number. If the piston has a "Dome", enter the variable as a negative number (type a "-" sign in front of the number). If the piston is a flat top, just enter the number zero (0).

After all variables have been entered, Click the "Calculate" button and view the results in the lower table.

 

Bore
Stroke
Head cc's
Gasket Thickness (compressed)
Deck Thickness or Deck Height
Piston Notch [+] or Dome [-] cc's


   

Displacement in Cubic Inches
Compression Ratio