kevbo's latest activity

  • kevbo
    kevbo replied to the thread Small hub impellers scrap?.
    There is a lot of variation between brands and styles to be able to make an otherwise blind determination. I have made better use of a...
  • kevbo
    kevbo replied to the thread Small hub impellers scrap?.
    On a standup, no, other than already having several that are pretty good. Many years ago it was noted that you could get better radar...
  • kevbo
    kevbo replied to the thread Small hub impellers scrap?.
    Large Hubs prevent air from lingering inside the pump. They work better and handle more power. Small hubs aren’t necessarily bad...
  • kevbo
    That bond line is a terrible design. It’s structurally weak and dangerous for the rider. I’m sure they will sell a million of them.
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  • kevbo
    kevbo replied to the thread Need advise on 750 swap.
    I have been working on X2s again trying to make a high port 750 work with a Superjet B pipe. It was a little different than I remember...
  • kevbo
    kevbo replied to the thread Cheap power.
    Any exhaust that is heavier than an FP head pipe needs sheet metal gaskets. Even Factory pipes occasionally crush fiber gaskets and come...
  • kevbo
    kevbo replied to the thread Need advise on 750 swap.
    That 96 sxi was the best original hull 750s. What hurts the low speed thrust its small 76mm nozzles. Kawasaki was trying to make them go...
  • kevbo
    kevbo replied to the thread Superchicken wont hit max RPM.
    It mostly depends on the pipe with high port cylinders. That OEM pipe is long enough to pull more impeller load compared to an...
  • kevbo
    kevbo replied to the thread 550 vs Fx1 vs Super Jet.
    The FX1 is like Kawasaki 550-650-750 because you have get them on an edge to turn. Pre 08 Superjets have a lot more lateral grip and...
  • kevbo
    kevbo replied to the thread Superchicken wont hit max RPM.
    The old straight 16s are too much load plus they cavitate and vibrate a lot more than cambered blades. A straight 15 is good on 650s...
  • kevbo
    kevbo reacted to WFO Speedracer's post in the thread Superchicken wont hit max RPM with Like Like.
    Are you sure the stator in this thing is good, they can cause running issues that many people have mis- diagnosed as carb issues , the...
  • kevbo
    kevbo replied to the thread SXR 800/SXi 750 Flywheels. Same?.
    Shaft tapers are the same on all 650-750-800. Early 750 flywheels were countersunk at the mouth of the taper so they fit 650s and early...
  • kevbo
    kevbo replied to the thread 89 x2 ignition.
    Try removing the plug boots and pull on the metal wire in the leads. It’s common for those to break internally and then the insulator...
  • kevbo
    kevbo replied to the thread Superchicken wont hit max RPM.
    The big pin 750 cylinders make less low rpm torque than 650s do. Solas finally made their 750 small hub concord impellers very flat but...
  • kevbo
    It would be nice to have better data on the really large engines. I think riders aren't keeping good notes and are also not wanting to...
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