Acura J32A1 Specs

Acura J32A1 engine specs: 196 ci (3.2L), 6-cylinder, 3.5039" bore x 3.3858" stroke, 9.8:1 compression.

Dimensions

Displacement196 ci / 3.2 L
Bore3.5039"
Stroke3.3858"
Cylinders6
Compression ratio9.8:1
Bore/stroke ratio1.035

Construction

Block materialaluminum
Head materialaluminum
ValvetrainSOHC
Fuel typegas
Advertised HP225 hp

What these numbers mean

Bore/stroke character1.035 — square — bore and stroke are within 5%, a balanced compromise
Mean piston speed at 6,000 RPM3,386 ft/min — conservative for a street engine
Displacement per cylinder32.7 ci
Static compression9.8:1 — in the range that usually runs on pump premium

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