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  1. Simmy
    Post

    Look for a set of 4 carburetors 1981 XJ550

    Other than the stiff throttle how does it run?
    Post by: Simmy, Aug 23, 2024 in forum: XJ Technical Chat
  2. Simmy
    Post

    Unfamiliar Valve Shim

    [ATTACH]These are Kawasaki from my KLR Same size as the XJ obviously don’t have the Y in front. I think BMW use same size also and I think they go...
    Post by: Simmy, Aug 23, 2024 in forum: XJ Technical Chat
  3. Simmy
    Post

    For Sale XJ650RJC motor

    Its garage clean out month. I try to live with a single car garage so space is a premium. 2 of the sets of cases are going for scrap. I can't...
    Post by: Simmy, Aug 18, 2024 in forum: For Sale, Trade/Swap, Wanted
  4. Simmy
    Post

    For Sale XJ650RJC motor

    after trying to sell it for a year its going to recycle. last chance for anybody needing anything. I took the starter motor and all the valve...
    Post by: Simmy, Aug 18, 2024 in forum: For Sale, Trade/Swap, Wanted
  5. Simmy
    Post

    another CL optimist

    Snap that up! You can easily get your $600 back if you change your mind. 7000 miles crazy
    Post by: Simmy, Aug 16, 2024 in forum: Hangout Lounge
  6. Simmy
    Post

    another CL optimist

    Another real gem, must resist, never had a 750 Seca but this one is real nice 83 Yamaha Seca 750 | Sport Touring | Kitchener / Waterloo | Kijiji
    Post by: Simmy, Aug 16, 2024 in forum: Hangout Lounge
  7. Simmy
    Post

    another CL optimist

    project 1984 Seca XJ750 | Street, Cruisers & Choppers | Cambridge | Kijiji
    Post by: Simmy, Aug 16, 2024 in forum: Hangout Lounge
  8. Simmy
    Post

    another CL optimist

    Hot Damn!!! 1982 Yamaha Seca XJ650 | Sport Touring | Guelph | Kijiji
    Post by: Simmy, Aug 16, 2024 in forum: Hangout Lounge
  9. Simmy
    Post

    Simmy's Naked Turbo Project

    Today I fixed the broken fuse box. Below is how I restored the old Yamaha one. I salvaged an old box from a Seca Turbo wiring harness I had...
    Post by: Simmy, Aug 9, 2024 in forum: XJ Modifications
  10. Simmy
    Post

    XJ650 Turbo Carbs and project

    Click the XJ motor in the top RH corner of your screen. Chacal makes all your dreams possible. I have a pdf of the OEM supplemental manual for...
    Post by: Simmy, Aug 9, 2024 in forum: XJ Technical Chat
  11. Simmy
    Post

    XJ650 Turbo Carbs and project

    86-88 FZ600 and Radian have BS30 but there are many differences to the Turbo BS30, not at all compatible. When the Turbo carbs come off the bike...
    Post by: Simmy, Aug 9, 2024 in forum: XJ Technical Chat
  12. Simmy
    Post

    XJ650 Turbo Carbs and project

    Welcome to the forum @Night-Rider Unfortunately they are unique to the Seca Turbo. The butterfly shaft and enrichener plungers have O-ring seals...
    Post by: Simmy, Aug 9, 2024 in forum: XJ Technical Chat
  13. Simmy
    Post

    Simmy's Naked Turbo Project

    I added some green to the forest. I’ve been enjoying the bike as is, haven’t installed the O2 sensor yet. The headlight quit working, the OEM fuse...
    Post by: Simmy, Aug 3, 2024 in forum: XJ Modifications
  14. Simmy
    Post

    going to change my own tires got some questions

    I do my dirt bikes including my KLR650 On all of them I don't put any weights, the KLR I run at 130 kph everyday and there's nothing to suggest...
    Post by: Simmy, Aug 2, 2024 in forum: XJ Technical Chat
  15. Simmy
    Thread

    Petcock gasket

    this rubber gasket resides at the bottom of the 650 Seca fuel tap The OEM rubber lasted me until this spring. I installed a replacement but...
    Thread by: Simmy, Aug 2, 2024, 0 replies, in forum: XJ Technical Chat
  16. Simmy
    Post

    Carbs cleaned, bike still won't idle or run properly. Next steps?

    Did you wet set the float levels? Did you perform a running synch?
    Post by: Simmy, Aug 1, 2024 in forum: XJ Technical Chat
  17. Simmy
    Post

    What did you do to your Yamaha today?

    Nice
    Post by: Simmy, Jul 31, 2024 in forum: XJ Technical Chat
  18. Simmy
    Post

    '82 XJ650 Turbo help

    If you’re just trying to run the fuel pump you don’t need to run the starter motor. If you have the sidestand employed and the bike in gear, you...
    Post by: Simmy, Jul 31, 2024 in forum: XJ Technical Chat
  19. Simmy
    Post

    Carbs dimensions help!!

    Fz600 or YX600 carbs are same spacing as XJ550. FJ600 are spaced same as XJ650-900
    Post by: Simmy, Jul 28, 2024 in forum: XJ Technical Chat
  20. Simmy
    Post

    another CL optimist

    nice project!
    Post by: Simmy, Jul 18, 2024 in forum: Hangout Lounge
  21. Simmy
    Post

    A little bit of custom work on 81 XJ650 Maxim

    You could go with a rear wheel from a Seca, 18" presents countless options
    Post by: Simmy, Jul 16, 2024 in forum: XJ Modifications
  22. Simmy
    Post

    another CL optimist

    The 900 has the plastic air scoops under the tank which always seem to be missing
    Post by: Simmy, Jul 14, 2024 in forum: Hangout Lounge
  23. Simmy
    Post

    1982 XJ550 Idle Runaway Issues

    I haven’t read if you did a final running sync. Very important
    Post by: Simmy, Jul 14, 2024 in forum: XJ Technical Chat
  24. Simmy
    Post

    1982 Yamaha XJ650L Turbo Seca - No start after riding and running fine.

    Another trick with these bikes When you’re diagnosing the fuel system you don’t need the motor running. With the bike on the sidestand and in...
    Post by: Simmy, Jul 11, 2024 in forum: XJ Technical Chat
  25. Simmy
    Post

    1982 Yamaha XJ650L Turbo Seca - No start after riding and running fine.

    One easy thing to try is to gut the innerds from the fuel check valve. These are known to stick closed. You just have to remember to shut the gas...
    Post by: Simmy, Jul 11, 2024 in forum: XJ Technical Chat
  26. Simmy
    Post

    1985 xj 700 revving up on its own.

    And float set and running sync Until all these things are done I’d be astonished any non running bike 40 years old runs well.
    Post by: Simmy, Jul 11, 2024 in forum: XJ Technical Chat
  27. Simmy
    Post

    For Sale FZ600 fork crowns and clip-ons

    Actually I do I have not verified if they would fowl an XJ gas tank
    Post by: Simmy, Jul 9, 2024 in forum: For Sale, Trade/Swap, Wanted
  28. Simmy
    Post

    XJ 550 Maxim airbox conversion

    The easiest servicibility will include the air box.
    Post by: Simmy, Jul 7, 2024 in forum: XJ Technical Chat
  29. Simmy
    Post

    1982 Yamaha XJ650L Turbo Seca - No start after riding and running fine.

    I would do this before buying a new FPR. It needs to maintain 2.8 psi without the motor running so make sure you get a gauge with a small scale....
    Post by: Simmy, Jul 4, 2024 in forum: XJ Technical Chat
  30. Simmy
    Post

    Idle mixture screws

    All 4 will need to be removed. When you say extracted I assume you mean removed with a screw extractor. Your local Yamaha dealer will be no help...
    Post by: Simmy, Jun 28, 2024 in forum: XJ Technical Chat
  31. Simmy
    Post

    '82 XJ650 Turbo help

    Running without the turbo poses a few questions. What does the modification to the exhaust look like? Are there still oil lines to/from the turbo?...
    Post by: Simmy, Jun 22, 2024 in forum: XJ Technical Chat
  32. Simmy
    Post

    '82 XJ650 Turbo help

    Yea parts bike was harsh How long has this bike been sitting? Was it ridden without a turbo? If all the turbo auxiliaries are intact then you...
    Post by: Simmy, Jun 21, 2024 in forum: XJ Technical Chat
  33. Simmy
    Post

    XJ900f Trike.

    I like the way the exhaust exits straight out the back Interesting bodywork
    Post by: Simmy, Jun 20, 2024 in forum: Hangout Lounge
  34. Simmy
    Post

    '82 XJ650 Turbo help

    many of the parts there will not fit the Turbo. Typically the jets will clean up just fine. The rubber parts all need replacement - 42 years old...
    Post by: Simmy, Jun 20, 2024 in forum: XJ Technical Chat
  35. Simmy
    Post

    Xj900 Damper Spindle

    I would guess the taper goes down and fits snugly into the outer leg. Does it even fit into the outer leg the other way around?
    Post by: Simmy, Jun 20, 2024 in forum: XJ Technical Chat
  36. Simmy
    Post

    1982 Yamaha XJ650L Turbo Seca - No start after riding and running fine.

    I discovered the typical in-line fuel filter is too restrictive for the Seca Turbo. Try running without the filter.
    Post by: Simmy, Jun 17, 2024 in forum: XJ Technical Chat
  37. Simmy
    Post

    Swapping 750 Engine into Seca 650 - Keeping it Turbo!

    I'm curious how you do this? The 750 doesn't have the boss cast in for this. Are you changing the head or at least installing the Turbo cams?
    Post by: Simmy, Jun 17, 2024 in forum: XJ Modifications
  38. Simmy
    Post

    XJ650L Power Up Kit Instructions Needed

    I don't believe this is good advice. Relying on the poppet on the surge tank to limit boost, the turbocharger will already be spinning near it's...
    Post by: Simmy, Jun 17, 2024 in forum: XJ Technical Chat
  39. Simmy
    Post

    Canadian Vintage Rally 2022

    Just attended the 2024 Canadian Vintage rally. 50th Anniversary! Seems like I just set my tent and canopy up Friday morning and the next thing it...
    Post by: Simmy, Jun 17, 2024 in forum: Hangout Lounge
  40. Simmy
    Post

    What did you do to your Yamaha today?

    Burning the midnight oil getting my Secas ready for the vintage rally this weekend. I've been putting off fork seal replacement too long. So long...
    Post by: Simmy, Jun 12, 2024 in forum: XJ Technical Chat
  41. Simmy
    Thread

    What I like about my English bike

    It has just one Amal carb, LOL. This bike (441 Victor) is only for riding the fairgrounds of the local vintage rally. Several years back I put a...
    Thread by: Simmy, Jun 10, 2024, 4 replies, in forum: Other Motorcycles
  42. Simmy
    Thread

    Building a Morgan 3 Wheeler

    I stumbled upon this site searching for Morgan 3 wheeler kits. This guy is building his own using an 1100 Gold Wing. I guarantee you will be...
    Thread by: Simmy, Jun 9, 2024, 0 replies, in forum: Other Motorcycles
  43. Simmy
    Post

    Carburateur (Mikuni BS30)adjustments for Seca 650 Turbo

    The OP is in Canada so there will be no blanking plugs. I've never actually encountered these on an XJ up here.
    Post by: Simmy, Jun 6, 2024 in forum: XJ DIY How-To Instructions
  44. Simmy
    Post

    30% of the way there...

    When you have it running like that are all 4 pipes hot?
    Post by: Simmy, Jun 5, 2024 in forum: Hangout Lounge
  45. Simmy
    Post

    Maxim X fork seals

    The dust seals are same as the 2nd gen Viragos 700,750,1000,1100 Oil seal is very common Yamaha Motorcycle 1983 XT550K FRONT FORK Yamaha...
    Post by: Simmy, Jun 5, 2024 in forum: XJ Technical Chat
  46. Simmy
    Post

    Tool for stanchion removal XJ650J

    Another tip I learned from an old mechanic years ago, don’t replace both seals just because one is leaking. You might need to replace the same...
    Post by: Simmy, Jun 5, 2024 in forum: XJ Technical Chat
  47. Simmy
    Post

    Oil leaking into exhaust…worn turbo?

    In my experience the digital boost gauge goes full stop as soon as it sees boost. It is useless as your seat of the pants will tell you it's under...
    Post by: Simmy, May 27, 2024 in forum: XJ Technical Chat
  48. Simmy
    Post

    High RPM's not dropping / engine racing on it's own.

    have you done a running sync?
    Post by: Simmy, May 27, 2024 in forum: XJ Technical Chat
  49. Simmy
    Post

    Oil leaking into exhaust…worn turbo?

    If you have a pressure regulator you can blow 7-10 psi into it to make sure it strokes
    Post by: Simmy, May 16, 2024 in forum: XJ Technical Chat
  50. Simmy
    Post

    Virago 500 to 750?

    That is sound parenting right there.
    Post by: Simmy, May 16, 2024 in forum: Other Motorcycles
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