wot

Hello! I've been running a stage 7 setup with vboost eliminated for some time. WOT just fine. I installed the vboost assembly recently, without making any other changes, and now have a bad stumble at 4K WOT. Should i drop or raise the needles?

Help please,My 86 seems to be running fine under normal use but if I take off from a dead stop and really crank the throttle open it stumbles an acts like its not getting enough fuel to it.i drilled my brass plugs out and have been tweeting them(since this condition started)but it doesn't make...

Hi, One of my fellow riders told me I am leaving behind blue smoke when I accelerate hard so this winter, I`m planning to fix that. First things that come to mind are the valve seals, my bike had been standing for 10 years when I bought it so they might have dried out but to verify I did a cold...

From about 2-3k, I've got a stumble at wot. It seems probably rich, as it kinda breaks up part of the time, and riding without the airbox cover clears it up somewhat. I've leaned out the needle, and it helped some, but didn't take care of it. I've got a muscle jet kit and full exhaust. 157.5...

Hi, wondering if someone has had this problem. Carbs synchronized but still idles rough. Took her out for a test run after I synched the carbs. Cracked open the throttle and took off up to 6500 rpm then nothing. It felt like there was no gas getting to the engine, just flat. New fuel filter...

Well, the bike has seemed to run fine for quite some time. But today I did a little 70 mile hop from the bike's primary location (5700ft) to where I am now (6700ft). I noticed along the way that I can't go WOT - the bike stumbles like it's only running on 2 or 3 cylinders the minute I whack the...

I need some help with tis guys i am running stg 7 with 165 mj and kerker 4-2-1 with modified baffle and running it on the dyno. at wot dips to 9 at around 4500 and then clears up to 11 at 6000 but when crusing she runs way lean. has the 190 air jet and needle is shimmed all of the way down...