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  1. Replies
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    I would hold off on the prop. Get a trim plate...

    I would hold off on the prop. Get a trim plate and fine tune the set-up. If it remains the same, I would look at more mods for the engine. By my calculations, you will not find as more efficient...
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    37.2 mph @ 6060rpm? If your info is correct, I'd...

    37.2 mph @ 6060rpm? If your info is correct, I'd say you just topped out in terms of a prop. Those figures indicate a near perfect prop.
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    Does anyone know if there is a rep with CCMS on...

    Does anyone know if there is a rep with CCMS on this site?
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    You know. Come to think of it. With that...

    You know. Come to think of it. With that pressure signal rebounding off the outter circumference and across the reeds, that compliments my earlier suggestion and could bring a thin reed open sooner...
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    I would say a cone similar to the incoming side...

    I would say a cone similar to the incoming side of the big three cylinder merc. It would fill the void and direct the positive pressure signal outward toward the reeds from heel to toe. The...
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    Interesting. If I'm looking at this right, with...

    Interesting. If I'm looking at this right, with all reeds being the same, it already has a variable valve of sorts built into the design. The inner reeds being the ones that provide the most flow...
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    JM50, I see by the pics that you are paying...

    JM50, I see by the pics that you are paying attention to detail. Question for you. Looking at your top pic. See how the 3 reeds of each cyl, closest to the center would provide the shortest...
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    I'd be interested in seeing how the reed plate...

    I'd be interested in seeing how the reed plate was ported. Something that I've not seen mentioned concerning the intake is the two stud "ears" that protrude into the intake. It appears that they...
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    Unless the entire engine side harness has been...

    Unless the entire engine side harness has been replaced, you will most likely find wires suffering from "cancer" on that motor. Use caution when handling the harness while cleaning carbs or any...
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    3/8ths on the tuner would be in shortening it. ...

    3/8ths on the tuner would be in shortening it. (You're dealing with pressure waves or pulses traveling the speed of sound. So the difference between 3/8ths and one inch can be great in terms of...
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    I've been watching this post in hopes that...

    I've been watching this post in hopes that perhaps someone with more experience would chime in. With that said, I will address a couple of things that you've listed. First and perhaps foremost,...
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