Acura B16B Specs

Acura B16B engine specs: 97 ci (1.6L), 4-cylinder, 3.189" bore x 3.0472" stroke, 10.8:1 compression.

Dimensions

Displacement97 ci / 1.6 L
Bore3.189"
Stroke3.0472"
Cylinders4
Compression ratio10.8:1
Bore/stroke ratio1.047

Construction

Block materialaluminum
Head materialaluminum
ValvetrainDOHC
Fuel typegas
Advertised HP185 hp

What these numbers mean

Bore/stroke character1.047 — square — bore and stroke are within 5%, a balanced compromise
Mean piston speed at 6,000 RPM3,047 ft/min — conservative for a street engine
Displacement per cylinder24.3 ci
Static compression10.8:1 — in the range that usually runs on pump premium

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