Mazda Wankel Engine Specs

Bore, stroke, displacement and compression for all 3 Mazda Wankel engines. Compare variants side by side.

Engine	Displacement	Bore × Stroke	CR	HP
13B-REW	80 ci	3.1496" × 3.1496"	9:1	255
12A	70 ci	3.5433" × 3.1496"	9.4:1	100
12A Turbo	70 ci	4.1339" × 2.7559"	8.5:1	160

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