Mitsubishi Engine Specs

Bore, stroke, displacement and compression for 35 Mitsubishi engines across 11 families. Free reference with rod ratio and head specs where published.

At a glance

Displacement range	73-233 ci
Cylinder counts	3, 4, 6
Years covered	1978-2016
Families	11
Engines	35

Engine families

• 3A9 — 1 engine
• 4A9 — 1 engine
• 4G63 — 7 engines
• 4J1 — 2 engines
• 4N1 — 2 engines
• 6A1 — 1 engine
• Astron — 3 engines
• Cyclone — 6 engines
• Global Engine — 2 engines
• Saturn — 1 engine
• Sirius — 9 engines

Every engine page lists bore, stroke, displacement, compression and rod ratio, with mean piston speed and bore/stroke character worked out, plus cylinder head specs where published. Each links into the calculators with its own dimensions filled in.

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