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  1. Js550FTW

    Can i fully advance the timing on my stock JS550

    what i mean is turning it all the way counterclockwise. but thanks guys! whats the best bottom end mods while keeping the speed i want
  2. Js550FTW

    Can i fully advance the timing on my stock JS550

    well thanks guys! i have a top end kit with a copper head gasket for compression so yeah. oh, andi got the fancy dual ring pistons as well. so lets just assume the compression is goingto be around 135. can i run that and advance the timing. isit just the myth that it increases the whole...
  3. Js550FTW

    Can i fully advance the timing on my stock JS550

    Sorry for making all of the new threads. just so many questions need answers. but i have a stock js550 with 110 psi comp. can i safley advance the timing all the way for more power, or will i just make the thing detonate. i heard it can make the thing like a rocket and some people say the thing...
  4. Js550FTW

    300/440/550 best cheap mods for a 550

    Dang that's sucks. But what about advancing the timing all the way makes a nice difference throughout whole band. Is this true. And how big of a difference is this increase Sent from my LG-LS970 using Tapatalk
  5. Js550FTW

    300/440/550 best cheap mods for a 550

    alright guys! my question is what mods are cheap that i can do and expect a decent power increase. I heard that advancing the timing all the way will give it mre power thrughout the whole powerband. is this true? also i heard porting gets you somewhere. what else can i do with this that are...
  6. Js550FTW

    300/440/550 Best Pipe for a Js550

    Thanks man! I honestly don't know what to expect out of this. But screw it. No one's gonna know until I try Sent from my LG-LS970 using Tapatalk
  7. Js550FTW

    300/440/550 Best Pipe for a Js550

    Also, the next time I ride this thing is like 5 months. Haha I can't wait that long to find out what this beast is pullin! Anybody have a ballpark figure to throw out? Sent from my LG-LS970 using Tapatalk
  8. Js550FTW

    300/440/550 Best Pipe for a Js550

    Sweet thanks! Is a pjs 17 pitch impeller a little too much? I don't know a lot about the pumps and how they work on this thing Sent from my LG-LS970 using Tapatalk
  9. Js550FTW

    300/440/550 Best Pipe for a Js550

    All 3 numbers. And I want to know as well with the 17 pitch if it will suck coming put of the hole. Thanks! Sent from my LG-LS970 using Tapatalk
  10. Js550FTW

    300/440/550 Best Pipe for a Js550

    Anybody have anything to say about the pjs full pipe with the old 550 mani that will accept the full pipe. I have a deal on one and want to know if it's worth it. Also, I am porting everything so there's that. Any gains? Also, hc head, 17 pitch impeller, bored nozzle, and a waterbox. What...
  11. Js550FTW

    300/440/550 Best Pipe for a Js550

    No everything is stock straight from the factory. I'm getting port work also. What are the gains on that alone Sent from my LG-LS970 using Tapatalk
  12. Js550FTW

    300/440/550 Best Pipe for a Js550

    Anyone have any input on a full pjs exhaust system for the pp engine? I also want to go high compression with a/m waterbox and bored nozzle Sent from my LG-LS970 using Tapatalk
  13. Js550FTW

    300/440/550 550 to 750 conversion questions NEED ANSWERS!!!

    Haha yeah! I just don't wanna get rid of the dang thing yet! I bought this thing with the change I've been saving since I was five. Bought the thing a pos two years ago. Reglassed the whole hull to brand new condition (Haha I'm like the only 14 year old that knows how to glass stuff!) then...
  14. Js550FTW

    300/440/550 550 to 750 conversion questions NEED ANSWERS!!!

    When will it be available? Sent from my LG-LS970 using Tapatalk
  15. Js550FTW

    300/440/550 550 to 750 conversion questions NEED ANSWERS!!!

    Anywhere where I can buy it? Maybe a link? Sent from my LG-LS970 using Tapatalk
  16. Js550FTW

    300/440/550 550 to 750 conversion questions NEED ANSWERS!!!

    How do you put a 750 pump in a 550 hull? Sent from my LG-LS970 using Tapatalk
  17. Js550FTW

    300/440/550 550 to 750 conversion questions NEED ANSWERS!!!

    Sweet Dude! How bout any torque increase with the 140 pump setup Sent from my LG-LS970 using Tapatalk
  18. Js550FTW

    300/440/550 550 to 750 conversion questions NEED ANSWERS!!!

    Haha I bet! Ya know, all of this positive info everyone has told me made me come to the decision to do a 750 conversion! What mph can I expect with a 19 pitch skat trak? Sent from my LG-LS970 using Tapatalk
  19. Js550FTW

    300/440/550 550 to 750 conversion questions NEED ANSWERS!!!

    Dang that's tiny! Could I fit a stock sj tank in there? Sent from my LG-LS970 using Tapatalk
  20. Js550FTW

    300/440/550 550 to 750 conversion questions NEED ANSWERS!!!

    Yeah I saw it. But look at how small that tank is! Like what is that a 2 gallon? Sent from my LG-LS970 using Tapatalk
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