1. BambinoFan

    Question on Main Jet sizing

    Hey friends, Looking to rebuild my carbs to deal with a running idle issue - Thinking the diaphragms are shot. While I'm in there figured I might as well re-jet the whole thing. Ordered a rebuild kit from Taiwan, now I'm just confused about the main jet sizing. Baby is a 84 xs400j Maxim. The...
  2. Ben Thompson

    82 XS400J/Maxim - Oil Problem - Top end not getting oil

    Hi everyone I'm new to the forum. I recenetly bought my first ever motorcycle. Eager as a pig in shit to get going. 1982 XS400 Maxim that has been modified with 33,000kms.Previous Owner Upgraded/Mofidied: I have uploaded a picture of the original and one of the bike currently. Headlight...
  3. K

    Restoration project|1982 XS400SJ HERITAGE w/Bobber frame

    This is my first bike guys and I’m really excited to start getting things working. I’m planning on taking my time and doing a restoration with it over the winter. Bought it from previous owner who let it sit with it on, and gas in the tanks. It won’t start and im pretty sure I just need to...
  4. MaximBobber

    Another NEW Member with a XS400 Caferacer!!!

    Hey Bike Lovers, I'm new to the Forum and thought I'd start off by sharing my '82 Maxim XS400J Custom Cafe Racer Some details of the build: 82 Yamaha Maxim XS400J Custom chopped frame Cognito Moto Triple Tree 2012 YZF R6 Front Fork Conversion Ducati Sport Classic 1000 monoposto rear shock...
  5. N

    XS400J (Maxim) Alternative Forks

    Hi there, I hope it's ok to post this. I'm very new to the forum. I am in the UK and just bought an xs400j (Maxim). I was hoping someone has found some alternative forks for this bike because being in the UK, It's really hard to get frame & body parts. I'm not adverse to changing the head...
  6. lsevenh

    1982 Yamaha Maxim XS400J manual

    Hello! I am new here. A month ago I bought a 1982 Yamaha Maxim from my cousin, but he didn't have the manual. The VIN starts with 15G so according to my research it should be an XS400J. I am sorry if this has been posted before, but despite searching for a long time I haven't been able to...