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Thread: 175 opti proxs

  1. #16
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    Quote Originally Posted by 150aintenuff View Post
    also the pro xs 175 is 185-192 HP as allowed by EPA the people around here taking 200 carb motors off of 42 mph boats see within 1 mph or less difference on a jet application or 3 mph on a prop application... about what one would expect losing 200 RPM prop for prop from 5900 to 5700ish.. ive seen 1 boat run BIG numbers but set up was IDEAL and that motor was VERY VERY strong (stronger than his 200 we took off) great motor and a few things will make it the GEN 1 200XS or 210 hp.. to do 240 you need the big 5 petal 240/2.5XS front half and different heads and port work and 6800 RPM limiter
    Is it possible to make a gen1 200xs out of the 175x? What are the differences?

    Thx
    http://www.geocities.com/fletcher_arrowbeau

    Fletcher 17F6
    Hydrostream HST 20F

  2. #17
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    big 5 petal front and 6800 limiter

    4-16-2014. 25 years old today... the fishin boat doesnt look to bad for a classic does she


    things that were are no longer as they are today...

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