CR = \frac{V_{swept} + V_{clearance}}{V_{clearance}}
V_{swept} = \pi \times \left(\frac{Bore}{2}\right)^2 \times Stroke
V_{clearance} = V_{chamber} + V_{gasket} + V_{deck} + V_{piston}
$CR = \frac{V_{swept} + V_{clearance}}{V_{clearance}}$
$V_{swept} = \pi \times \left(\frac{Bore}{2}\right)^2 \times Stroke$
$V_{clearance} = V_{chamber} + V_{gasket} + V_{deck} + V_{piston}$