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    What porting is this? What should I do?

    Shadows from the flash
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    What porting is this? What should I do?

    Its a protec cylinder or a copy for sure They also used to port like this on the old mecury race outboards i am lead to believe.From what i can gather it worked on engines that didnt have an expansion chamber I hate it , its just asking to smash rings or at promote ring land wear vey fast which...
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    SB Products Billet SuperJet engine case

    When you do the case will you be able to leave the top a bit thicker so you dont break through when porting the intake The stock kawi cases do not have the same potential as the yamaha cases in my mind
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    SB Products is getting ready to start some more billet SJ cases....

    wow billet cases for the kawi How about billet triple cases that allow you to bolt in a gp1200 on the superjet Now that would be something else
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    Novi 44 freestyle vs fs 46s or ts 46s

    depends on the ignition system i am running if i use a 760 front cover it stays analogue till about then and i think its 18 on total loss i just run it flat from start up and use the electric start retard
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    Novi 44 freestyle vs fs 46s or ts 46s

    I run 30-32 degrees from 1500 up to about 4500-5000 depending on the pipe then pull it back hard from there It get over the point where the pipe isnt working as well as it should and you have a low dynamic compression ratio
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    Novi 44 freestyle vs fs 46s or ts 46s

    Each to there own The engine will tell you what it wants. I run alot of advance on free ride engines it makes them hit harder down low, this allows you to run alot more fuel down low to give it more torque If your running the std ignition then reverse jetting will not work as you dont have...
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    Novi 44 freestyle vs fs 46s or ts 46s

    If people actually realized how carbs wok alot of questions would not have to be asked The fuel does not get sucked in its gets forced in , the pressure inside the fuel bowl, diaphragm area moves through the jet because of the lower pressure in the carb caused by the high air speed in the...
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    sxr dry pipe free ride

    Has anyone used a dry pipe on there freeride ski. I have some one wanting to do it and im not so sure about the relaibity on them in a freeride situation.
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    Novi 44 freestyle vs fs 46s or ts 46s

    Yes I have , they are an awesome thing. You will be very happy with these carbs!!!!!
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    personal watercraft illustrated magazine shutting down in 2010??

    I havent bought it for years , it always seems to be runabout in there. Or it was when i stopped buying it. I dont buy any magazines anymore they are always out of date compared to this online magazine we call the x
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    upgraded the atc 70!

    Ha ha good idea
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    upgraded the atc 70!

    I tried riding them but got my leg run over trying to turn it , could never really figure them out
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    Who has had epoxy come loose

    Cant disagree with that , you gotta do the reasearch.
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    whats the best epoxy

    I use jbweld or devcon, there is other types but i have never had an issue with these so I am not about to change
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    Who has had epoxy come loose

    oh yes sorry i live in the metric world , i forgot about you guys still living in the 60,s hahaha I was thinking he had a epoxied up an engine in an icebreaker
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    What's this in the way of my scupper tube?

    A good hole saw will just smash its way through that screw
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    Who has had epoxy come loose

    I have a set of case that I have had personally since 2003 I put epoxy in them then and they are still going Extreme heat change Im not sure how you are going to get that in jetski cases , had a customer who ski ran on the trailer till it seized and the cases are fine You cant ride in -50c...
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    Who has had epoxy come loose

    Madmatt it wasn't aimed at you or anyone at all i just see it coming up and people talking about it like its a bad thing personally i love the stuff you can make any shape and flow direction you liek in side a set of cases, its awesome freedom to make a set of case really flow. Yes they were...
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    Who has had epoxy come loose

    I have read over the last couple of weeks people talking about epoxy coming loose in engines , but no one actually has had it happen from what i can gather. I have been fitting it for the last 10 years and never had any come out The only time i have seen some one else's come out is when their...
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