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Thread: Valves

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    yol937's Avatar
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    Valves

    Does anybody else make valves for the sho motor besides riva?? I have a set of Riva valves in one of my skis was going to do springs and valves in my Rec boat was just seeing if I have another alternative besides the Rivas?


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    JD 1's Avatar
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    the stock valves work great, no need to replace imo. even with 24lbs, 600+HP, 9500+rpm's...

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    Quote Originally Posted by JD 1 View Post
    the stock valves work great, no need to replace imo. even with 24lbs, 600+HP, 9500+rpm's...
    Gahhhh damn, I guess I don't need them. Thanks jd that money saved that I can spend else wear!

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    Another question what's the major difference in the single valve springs and the dual valve springs?

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    JD 1's Avatar
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    Quote Originally Posted by yol937 View Post
    Another question what's the major difference in the single valve springs and the dual valve springs?
    changes the spring rate by half pressure. must have on a watercraft engine, dual springs nothing less. a watercraft are more detramental to valve float because of the hookup and non hookup in choppy water, the dual spring is a must lol

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    Quote Originally Posted by JD 1 View Post
    Quote Originally Posted by yol937 View Post
    Another question what's the major difference in the single valve springs and the dual valve springs?
    changes the spring rate by half pressure. must have on a watercraft engine, dual springs nothing less. a watercraft are more detramental to valve float because of the hookup and non hookup in choppy water, the dual spring is a must lol
    Thank your sir for info and the fast response I guess I need to Change the springs out in my good motor to dual springs instead of the singles!

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