If you own a rotary powered car, then you need to know its compression! Full instructions are provided. All you need to do is remove a sparkplug and turn the engine over for 5 seconds. Then repeat for the other rotor.
Rotary Engine Compression Tester MAZDA RX8 RX7 13B 12A 20B
Rotary Compression Tester MAZDA RX8 RX7 13B 12A 20B
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