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  1. 04-11-2011, 10:05 AM #1
    cjb
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    Can someone please tell me what the cylinder compression for a N/A 4-tech should be?

    Just got a 04 Sportster and did a compression test on it and got 175 psi on all 3. This is just spinning the engine with a closed throttle. I am just curious about the number. Boat runs good.
    Thanks.
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  2. 04-11-2011, 09:29 PM #2
    Dockside
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    My 03 sportster 155hp was 175psi....
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