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  1. Jayhawk

    Friend desperately needs help with throttle problem

    Horrific experience, actually. Witnessed a fellow VMaxer pull up to a stoplight on Saturday, with a Harley joining him in the lane next to him. They're at the front. Long access road...beautiful sunny day. Engines revving (those of us behind the two at the front of the pack, egging them...
  2. 65fury

    Found a new problem

    Well on top of my midrange flat spot i now found that if i hold 8-9krpm for too long my engine sounds like it runs outa gas!:bang head: Today i was doing some testing and remembered since powder coating a bunch of parts i forgot to properly ground my rectifier(so i removed powder coating where...
  3. D

    1 problem fixed now need help with a new one.

    1986 Vmax I was having problems with the start button not working figured out I had a 2 wire starter relay that was grounded got that fixed and took the bike for a ride got about a 1/4 mile and it cut off after letting it sit for a minute or two I cranked it back up and rode about a 1/4 mile and...
  4. N

    OK, another freakin problem

    I rode the bike around alot yesterday and parked it in the driveway after a good seafoaming. I went back out to get my girlfriend from work about 3 hours after and it didn't want to start at all. Just cranked and cranked but no glimmer of starting. I pulled the plugs and they were black, wet...
  5. M

    Tiny major problem

    Guys, I'm hoping you'll be able to assist me... I have ISR levers on the vmax and the clutch lever broke for whatever reason... no crashes, no bending, just broke. It's leaking brake fluid from the little pump thing that is in the lever and goes into the clutch reservoir. I tried calling ISR and...
  6. 3

    O-ring problem ???

    I dropped the oil pan on my recently aquired '86 max to recover a shift drum pin today. The pin was exactly where another member said it would be, in the oil pump pick-up. I also recovered the missing screw for the input shaft bearing retainer, it was in the bottom of the pan. How that stuff...
  7. VMAX1260

    hot start problem

    is it anyway to fix this known problem. when the engine is hot sometimes when i try to restart my engine is like my battery does have the power to start the engine. i know is a common problem to V-max. is there a fix for this..?? :ummm::ummm::ummm::ummm::ummm::bang head::bang head::bang...
  8. J

    starter switch problem, HELP!

    Putting max back together after complete strip down to adress some frame rust and now the bike won't start electrics on, push the start button and all the happens is the backlights go off on the clocks so... I got the bike running after arcing over the starter relay with the trusty...
  9. M

    LED Shift Light - Problem

    I have a Python shift light. I wash my bike and I think I must have got the shift light wet. At first it would light up randomly then the next day (hoping it would dry out) I checked it and now I get nothing. My question is has anyone had this issue before? Can I save it? Or should I plan on...
  10. S

    Problem with my fuel pump!!

    I haven't ridden my max in over a year (yea I know!!) and started driving over the road in April of this year. When I came home in June of this year I out my Max in the shop to have the carbs cleaned. I ordered a turn signal relay from Python Motorsports before I went over the road and changed...
  11. 65fury

    New info on my carb problem

    Okay so after talking to a yamaha mechanic, ive been told my needles arent stock(even tho they are non adjustable) they have Y299 stamped on them and according to yamaha mikuni only put letters on the stock needles. Which also leads me to believe that my springs probably arnt stock either. So...
  12. vmax626

    Ihave a problem with my clutch & don`t know where to begin

    Yesterday I was riding home from Laguna Del Mar (about 50 miles or so from where I live ) and got stuck on a one lane road and the traffic was so bad and moving so slow that my bike heated up bad enough to cause my clutch to slip like a sled on a snow hill, and to make things worse when I...
  13. Blackjack

    Handgrip Removal Problem!

    Need some advice; I have a 07 V-max I purchased used in May, the previous owner put drag bars on the bike and then replaced the original hand grips. I would like to put on bar end mirrors and stay with the present grips at this point. The problem is the stock hand grips have a solid...
  14. 65fury

    Carb sync problem????

    Okay fellas i got the sync tool(motionpro) and have been trying to get them sync'd but it seems like i just cant get tehm all to sync right, the four tubes with blue fluid are always bouncing up and down and after i get 2-3 carbs the sync'd(blue fluids bouncing at the same level) they change...
  15. D

    First problem with my Max

    Hey guys I got my 86 about 2 weeks ago. I had to put on a new tire and had an exhaust leak and the brake lights didn't work. While I had the bike up on the stand and waiting for the tire to ship I figured I would drill the exhaust. I just drilled the five 1/2" holes nothing in the center. I took...
  16. VMAX1260

    Problem no solved. Made a dyno.help

    Ok ,i have aproblem when i push the throttle all the way. The engine start to get confused...!!!! In the dyno when the trotlle is full in over 6000 starts to dive and makes a nosie like the carbs dont want to work. Lood the dyno's i made and i dyno without the v-boost and it wnet better??? Wtf...
  17. Mad-V-Maxr

    electrical problem turn signal, dash, fuel pump

    A week ago bike started to run out of fuel after 10 mile ride. Turn signals and horn button killing dash panel power. I took left hand switch apart cleaned contacts and greased. Checked for shorts and good connector connections EJC on all of them. pulled flasher relay looks good. put it all back...
  18. I

    Non V Max Carb Problem

    I'm working on a buddies bike, ('78 XS 400 sitting for about 9 years,-it started out with just a tune-up, clean carbs etc...) So after cleaning carbs, new points, coils, air filters, adjusting valves, the right cyl. is backfiring BOTH thru the carb. and out the exhaust! Everything in the carbs...
  19. VMAX1260

    problem in high rpm

    i took my ride for a spin. when i turned my throttle full, at about 8000 rpm the bike FELT like from 4 cylinders, working only 3 (by the noise and from the accelaration) when i slightly turn off my grip evrything works fine. i turned again full throttle again the same thing. different noise in...
  20. V

    Problem?? maybe??

    When for a ride today first thing this morning fired the bike like normal noticed the tach didn't work for about 5 seconds max hmmm! Warmed the bike up in the driveway for 5 minutes or so idled perfect then we left . Right away it popped and sputter and ran like crap I noticed it also sounded...
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