Acura C32B Specs

Acura C32B engine specs: 196 ci (3.2L), 6-cylinder, 3.5433" bore x 3.3071" stroke, 10.2:1 compression.

Dimensions

Displacement196 ci / 3.2 L
Bore3.5433"
Stroke3.3071"
Cylinders6
Compression ratio10.2:1
Bore/stroke ratio1.071

Construction

Block materialaluminum
Head materialaluminum
ValvetrainDOHC
Fuel typegas
Advertised HP290 hp

What these numbers mean

Bore/stroke character1.071 — oversquare — bore exceeds stroke, which favours higher RPM and larger valves
Mean piston speed at 6,000 RPM3,307 ft/min — conservative for a street engine
Displacement per cylinder32.7 ci
Static compression10.2:1 — in the range that usually runs on pump premium

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