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xj650

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  1. skoett
    Thread

    How does this XJ650 engine sound and look?

    Hi all, First post. I'm considering making a move on this one. I am new to driving and buying motorbikes by all means but not afraid of...
    Thread by: skoett, Oct 23, 2025, 6 replies, in forum: XJ Technical Chat
  2. 1981XJ650!
    Thread

    Delkevic xj650 seca exhaust on Maxim?

    I searched haven’t found much information on this but I was wanting to try this exhaust on my Maxim 650. I know for the most part it will mount up...
    Thread by: 1981XJ650!, May 26, 2025, 30 replies, in forum: XJ Technical Chat
  3. Danrrhodes
    Thread

    Xj650 head swap with Yics

    Hello everyone, I recently bought a 84 xj650 and a 84 xj650 YICS. (Years might be incorrect) The standard 650 had destroyed exhaust studs and...
    Thread by: Danrrhodes, Apr 16, 2025, 6 replies, in forum: XJ Modifications
  4. Adam E
    Thread

    LOOKING FOR xj650r Seca Gas Tank

    I have 1982 xj650r seca, and I am looking for a gas tank that is not rusted and is in good condition. Please let me know what you have.
    Thread by: Adam E, Mar 15, 2025, 18 replies, in forum: For Sale, Trade/Swap, Wanted
  5. Ribo
    Thread

    Front brake piston?

    Hey fellow XJ dudes, I'm still here from time to time. Hope you all are well. Having time to work on the XJ is difficult these days but finally...
    Thread by: Ribo, Mar 4, 2025, 5 replies, in forum: XJ Technical Chat
  6. slackard
    Thread

    XJ650 Wire Harness

    Here's the XJ650 wire harness that I posted years ago.. Some old links were broken so here it is again! [IMG] Scalable/Printable PDF linked...
    Thread by: slackard, Jan 22, 2025, 10 replies, in forum: XJ Technical Chat
  7. RobbieRobot
    Thread

    Refitting the primary chain after changing out the primary chain guide.

    https://youtube.com/shorts/aMXEClZcjeQ?feature=share Hi Guys, does anyone have any experience of refitting the primary chain after changing out...
    Thread by: RobbieRobot, Dec 14, 2024, 19 replies, in forum: XJ Technical Chat
  8. Tristan Kernick
    Thread

    Clutch cover oil leak - Any tips?

    Hello again! Been riding a lot after fixing the carburetors on my ‘81 XJ650 Maxim, and I’ve recently noticed a slight oil leak from a few of the...
    Thread by: Tristan Kernick, Oct 31, 2024, 6 replies, in forum: XJ Technical Chat
  9. Tristan Kernick
    Thread

    1981 XJ650 Maxim - Tach Needle Broke Off

    First post! I recently lucked into a very low mileage XJ650 Maxim that was stored in a climate-controlled garage. Runs great, and somehow the old...
    Thread by: Tristan Kernick, Jul 28, 2024, 4 replies, in forum: XJ Technical Chat
  10. Zoot_Suit
    Thread

    Before & After 1982 XJ650 Maxim

    Here are some before and after shots of the bike. :D [ATTACH] [ATTACH] [ATTACH] [ATTACH] [ATTACH] [ATTACH] [ATTACH] [ATTACH]...
    Thread by: Zoot_Suit, Jul 6, 2024, 11 replies, in forum: Hangout Lounge
  11. James Dean Bradley
    Thread

    Exhaust Options for the 1983 XJ650 Maxim in 2024

    Hey all, I've been running into some trouble for a while regarding my 1983 XJ650 Maxim and I'm at a complete loss. I have been searching for...
    Thread by: James Dean Bradley, Apr 6, 2024, 3 replies, in forum: XJ Modifications
  12. MiiYeti
    Thread

    Carb jetting

    So I got a 82’ xj650 last year and worked through electrical issues (aftermarket fuses and chaffed wiring) finally got it started last week and it...
    Thread by: MiiYeti, Mar 28, 2024, 2 replies, in forum: XJ DIY How-To Videos
  13. Zoot_Suit
    Thread

    30% of the way there...

    I start making her pretty this weekend. :D [ATTACH]
    Thread by: Zoot_Suit, Jan 5, 2024, 386 replies, in forum: Hangout Lounge
  14. Dylan Mattson
    Thread

    Piston housing oil leak

    Hello y'all I recently acquired a 1981 xj650 maxim and so far it runs well, just has that damn ticking noise so many people seem to have on these...
    Thread by: Dylan Mattson, Sep 12, 2023, 1 replies, in forum: XJ Technical Chat
  15. j_ham
    Thread

    XJ550 Maxim Caliper Rebuild

    Hey, y'all. Just a quick questions on brake caliper rebuilds: Does the flat side of the piston or the "cup" side of the piston go against the...
    Thread by: j_ham, Jun 22, 2023, 7 replies, in forum: XJ Technical Chat
  16. Ronnie-J
    Thread

    For Sale 1980 XJ650G Maxim - 12,958 original miles $3,000

    I'm selling my 1980 XJ650 Maxim. This bike has been in my family since new - I've owned it since 1984. Runs and rides well. Very low mileage...
    Thread by: Ronnie-J, May 7, 2023, 1 replies, in forum: For Sale, Trade/Swap, Wanted
  17. john kinman
    Thread

    Looking for xj650 mechanic help in Virginia

    Hi there I’m John, new to the forums and I am here looking for some mechanical help in Virginia. I recently purchased a 1980 xj650 Maxim not...
    Thread by: john kinman, Apr 30, 2023, 8 replies, in forum: XJ Technical Chat
  18. Karl Morgan
    Thread

    Pilot jet

    Hi, I have an xj650 maxim, 1981, US model imported to the UK. I bought the bike seized, and whilst waiting for rebore I have stripped and...
    Thread by: Karl Morgan, Dec 19, 2022, 18 replies, in forum: XJ Technical Chat
  19. Wildabeast
    Thread

    82 xj650rj Seca… rebirth?!

    Hey y’all I’ve gotten ahold of an 82 xj650rj seca. She’s not my first bike but she is the first I’ve actually taken to given proper treatment....
    Thread by: Wildabeast, Oct 15, 2022, 2 replies, in forum: XJ Modifications
  20. JP may
    Thread

    Seca 650 turbo parts

    I have 3 almost complete bikes also alot if parts. Parting out. Offers plus shipping thanks.[ATTACH][ATTACH][ATTACH][ATTACH]
    Thread by: JP may, Oct 4, 2022, 3 replies, in forum: For Sale, Trade/Swap, Wanted
  21. Xj-mrG
    Thread

    Xj650 final drive cleanup

    Hello all, This is my first post so I’m hoping this is the right area to post this. I recently purchased a 1982 xj650 Maxim w/ 38,xxx miles. The...
    Thread by: Xj-mrG, Sep 16, 2022, 3 replies, in forum: XJ Technical Chat
  22. Bleechmint
    Thread

    82 XJ650 Parts Bike

    Hey guys, I have an 82 XJ650 Maxim for parts. It wasn't running when I got it, so I don't know what the condition of the motor or transmission...
    Thread by: Bleechmint, Aug 3, 2022, 4 replies, in forum: For Sale, Trade/Swap, Wanted
  23. Tom Seketa
    Thread

    For Sale 1982 Seca XJ650RJ

    Hello! The time has unfortunately come for me to sell my '82 Seca XJ650RJ. It has been a real pleasure to ride but I'm in the market for a new...
    Thread by: Tom Seketa, Jul 30, 2022, 6 replies, in forum: For Sale, Trade/Swap, Wanted
  24. Joem
    Thread

    Dual disc brake conversion

    Hello all. I have a XJ650 which ive converted to a dual disc brake using the maxim setup. My issue is i can not get any pressure in the master...
    Thread by: Joem, Jul 17, 2022, 2 replies, in forum: XJ Technical Chat
  25. Tiavarone
    Thread

    1982 XJ750 Seca Rear Brake Switch

    Hello All, I recently purchased the bike and noticed the brake switch was bad on my bike and bought a new one. Question is how do I install the...
    Thread by: Tiavarone, Jul 15, 2022, 2 replies, in forum: XJ Technical Chat
  26. JordanW
    Thread

    XJ650 Difficult to Start and Fast Idle

    Hi, I recently bought a 1982 XJ650 Maxim. The previous owner took it out after four years in the garage and tried to get it running. He was able...
    Thread by: JordanW, May 9, 2022, 3 replies, in forum: XJ Technical Chat
  27. Wildabeast
    Thread

    82 xj650 bare bones wiring help

    I’ve been working on my xj650 for about 4 months now trying to bring it to life. When I originally got it the bike was ‘complete’. It cranked when...
    Thread by: Wildabeast, May 7, 2022, 14 replies, in forum: XJ Technical Chat
  28. Nambro
    Thread

    Rough Skip Past Neutral While Riding, Fine When Engine Off

    Hey Folks, Ran into an issue today and was hoping for a quick gut check before I go headfirst into pulling things apart. If anyone has had this...
    Thread by: Nambro, Apr 30, 2022, 7 replies, in forum: XJ Technical Chat
  29. tuppr
    Thread

    Help finding a part...

    Hi everyone, I am in the process of rebuilding a carb on a 81 XJ650 Maxim. The throttle shaft spring (I think that's the correct name for it) on...
    Thread by: tuppr, Apr 16, 2022, 2 replies, in forum: XJ Technical Chat
  30. mbarrett96
    Thread

    XJ650 Throttle Tube Options

    What is everybody using for a replacement throttle tube? All that i can find on the internet is the OE replacement that includes the grip. Anybody...
    Thread by: mbarrett96, Mar 4, 2022, 1 replies, in forum: XJ Technical Chat
  31. Jadds
    Thread

    Suggestions for popping the brake calliper piston

    So, I have read and read about the various ways to pop the piston in the great threads on here but I am in a spot of bother and would love some...
    Thread by: Jadds, Mar 4, 2022, 34 replies, in forum: XJ Technical Chat
  32. Damian Taylor
    Thread

    Barn find 1981 xj650 suggestions

    Today someone give me a 1981 xj650 with 13k miles was abandoned on a rental property I don't know much about motorcycles in general getting ready...
    Thread by: Damian Taylor, Feb 23, 2022, 10 replies, in forum: XJ Technical Chat
  33. Toomanybikes
    Thread

    Should I buy this bike ?

    [ATTACH] This popped up on Craigslist today
    Thread by: Toomanybikes, Dec 30, 2021, 9 replies, in forum: Hangout Lounge
  34. MarkArbroath
    Thread

    XJ650 UK Where to buy over size pistons?

    Looking at re-boring my 1980 UK XJ650 but I can't see anywhere that sells over size pistons with most internet sites saying 'no longer...
    Thread by: MarkArbroath, Nov 22, 2021, 18 replies, in forum: XJ Technical Chat
  35. Chi650
    Thread

    Upjetting an otherwise stock bike, and a top end rebuild

    Something I've been thinking about, since the bulk of "emissions control" from the early 80s consisted of running the bikes lean from the factory,...
    Thread by: Chi650, Nov 15, 2021, 6 replies, in forum: XJ Technical Chat
  36. Jimmothy
    Thread

    Wanted 1980 XJ650 (4H8) 4:2 Exhaust

    I have a 1980 XJ650 Maxim and I am looking a 4:2 exhaust system in decent condition. I am willing to pay with paypal or to trade an XJ550 Maxim...
    Thread by: Jimmothy, Oct 11, 2021, 0 replies, in forum: For Sale, Trade/Swap, Wanted
  37. Tglikesbikes
    Thread

    1981 xj650 maxim has no spark

    Hello all, I recently purchased a 1981 xj650 maxim that hadn’t run in about a month. Has recently tuned carbs but no spark, no neutral light and...
    Thread by: Tglikesbikes, Oct 11, 2021, 0 replies, in forum: XJ Technical Chat
  38. Bjarte
    Thread

    Aftermarket Main Jet Needle size XJ650 (Y-262 vs Y-10, Y-11 etc)

    Hi guys, So I'm in the process of doing a full carb clean and rebuild where I've bought the following kit on eBay: [ATTACH] In the...
    Thread by: Bjarte, Oct 4, 2021, 3 replies, in forum: XJ Technical Chat
  39. Shacob
    Thread

    1984 xj650 running on only 2 cylinders

    Hi, I recently bought a 1984 maxim 650. I just cleaned the carbs and got it running, but it only runs on cylinders 2&3. The main thing stumping me...
    Thread by: Shacob, Sep 14, 2021, 5 replies, in forum: XJ Technical Chat
  40. RussellNash77
    Thread

    Weird problem on my Yamaha XJ650 Turbo

    Hello, I finished after many months of work my XJ Turbo but she has a weird problem. The bike starts fine, she need only a just a little choke...
    Thread by: RussellNash77, Sep 11, 2021, 23 replies, in forum: XJ Technical Chat
  41. maxgrok
    Thread

    1983 XJ650 Maxim - 2nd Bike - Won’t Start

    Hey all, New here. I just got a pretty red XJ650 Maxim. It was starting yesterday, but it’s been 5 years since I rode and I’m afraid I did...
    Thread by: maxgrok, Aug 21, 2021, 28 replies, in forum: Hangout Lounge
  42. John Bookout
    Thread

    1983 xj650lk Seca Turbo Start button and Spark

    Hello Everyone this is my first post and it comes after scouring the forum best I could and googling any and everything (xj4ever and xjcd the most...
    Thread by: John Bookout, May 30, 2021, 9 replies, in forum: XJ Technical Chat
  43. John Caragianis
    Thread

    XJ650 Handlebar Swap Help

    Hi, I have an 81 XJ650 Maxim and I have the curled handlebars and would like to swap to the XJ550 model’s bars because the manual says the bars...
    Thread by: John Caragianis, Apr 25, 2021, 5 replies, in forum: XJ Technical Chat
  44. Rowdy Beaman
    Thread

    XJ750 Brake Calipers, Does the XJ900 fit?

    Hi, Just a quick question. I am putting '83 XJ750r Forks on my '82 XJ650 and wanted to upgrade the brakes to dual caliper. I have the xj750 rim,...
    Thread by: Rowdy Beaman, Apr 14, 2021, 2 replies, in forum: XJ Technical Chat
  45. Crackjack
    Thread

    Plotting a Rebuild

    XJBikes, Here is the situation I've got on my hands. I have my first bike, a 81’ Midnight Maxim xj650 and it's having some issues with cylinder...
    Thread by: Crackjack, Apr 3, 2021, 5 replies, in forum: XJ Technical Chat
  46. Ben Baum
    Thread

    XJ650 Air Box Pop when trying to start.

    Hey all, I have just finishing rebuilding my carbs and got everything back together today. I was trying to get the bike to run for the first...
    Thread by: Ben Baum, Feb 28, 2021, 5 replies, in forum: XJ Technical Chat
  47. Grim
    Thread

    xj700 maxim forks on a xj650?

    Was wondering if I could put 700 forks on my 650. Need new forks anyway and figured I would get 700 forks so I could get the extra brake disc....
    Thread by: Grim, Jan 9, 2021, 2 replies, in forum: XJ Technical Chat
  48. LPKirby
    Thread

    Turbo XJ650 Maxim (Maybe)

    I've recently decided to rebuild my maxim ground up and had a crazy thought when I started to think about the intake... Lots of people hate the...
    Thread by: LPKirby, Dec 29, 2020, 29 replies, in forum: XJ Modifications
  49. jjcurtiscb
    Thread

    1982 XJ650 Maxim Build

    My little brother started me down the path to XJs a couple of years ago when I needed a winter project. After I finished a rather minor...
    Thread by: jjcurtiscb, Dec 21, 2020, 0 replies, in forum: XJ Modifications
  50. jjcurtiscb
    Thread

    Blog readers / custom bike builders.

    I started writing a blog to pass the time during the job search and figured I might as well write about some of my journeys into the customization...
    Thread by: jjcurtiscb, Nov 30, 2020, 0 replies, in forum: Hangout Lounge
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