What should compression be on a 250 single cylinder ski-doo?

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What should compression be on a 250 single cylinder ski-doo? resources

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In simple terms the high-compression cylinder, ... raising the compression to 12:1 should ... Couple this to the fact that even a short cam of some 250 degrees ...

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Knowing the compression of a cylinder is one of the most ... That number should be about 1/2 of the ... This description applies to the singles too. They are ...

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Warm up the engine in the Ford truck completely before performing the compression test. Running the test on a cold engine produces inaccurate results.