Quote:
Originally Posted by pounsfos
all you do for a compression test is take the spark plug out of the cylender you are testing .
repeat for each cylinder and dont forget to put the plugs back in
dont know what your on about jim-bob. but thats the most interesting way ive heard someone do it (no offence intended just my 2c)
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You disconnect the ign. wire,remove ALL the spark plugs,then check compression on each one.Leaving spark plugs in will just add resistance to the engine spinning.