B Series Compression Calculator
B-Series Engine Compression Calculator Calculate Static Compression Ratio for B16, B17, B18, and B20 engines. Cylinder Bore (mm) Standard: 81mm (B16/B18), 84mm (B20) Crankshaft Stroke (mm) 87.2mm (B18C), 89mm (B18B/B20), 77.4mm (B16) Combustion Chamber (cc) VTEC Heads: ~41.6cc, P75/PR4: ~45cc…