Search results

  1. M

    What to look for during motor break-in?

    Grenaded my 98 701 motor last season(bad crank let go) and following a complete rebuild I have started the break in process. Yama lube 32:1 half throttle or less 10 min rides with 10 min breaks. Does this sound ok? What should I be looking for when I pull my lid during breaks? So far it seems to...
  2. M

    Vxr 650 an ok donor ?

    My 1990 sn is pretty rough shape as far as a few drivetrain issues. I have a friend with a vxr 650 that was wrecked in the 90's (glass issue only) and has a super low use drivetrain. Is it worth it to swap the stuff from the vxr to my superjet? I have tried searching and all I could find was the...
  3. M

    300/440/550 First time 550

    Hey everybody! My names Mayday and I am building a 550sx(kind of) for my daughter to ride next summer. We have two skis one 90sx pp motor and one 83js pp motor that we are pullin parts from. I am hoping to keep my costs relatively low but understand the $$$ involved with building one of these...
  4. M

    300/440/550 Crankcase teardown

    Can I seperate my crancase halves without pulling my flywheel ? Thanks in advance. Mayday.
  5. M

    300/440/550 Feel like I know you already!

    Whats up everybody!!! I first came to this site in august after riding a friends sx650. A few days later I scored a bone stock well taken care of 90 snsj now I am building a 550sx for my daughter to ride. oh yea i have acquired two couches and a couple parts skis along the way as well. Just...
Top Bottom