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  1. Announcement:
    The RULES- Read em and weep.
    Billy Golightly (Always finding new and exciting ways to not give a hoot in hell)
    03-02-2007
    Views:
    57,719
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Threads 1 to 50 of 725

Forum: Mad Scientists Lair

This forum is for all hardcore, extremely technical information relating to production and new age trikes. Hybrids, jig construction, high level engine performance, geometry, fabrication, and engineering. Be prepared to get a blast of information that no mortal man can stand. If you can't leave anything stock, or are hungry for highly technical information applicable to trikes this is the forum for you. Igor, fetch me that protractor and metal scribe. "Yes, master!"

  1. Sticky Thread Read This! Forum Purpose.

    Started by Billy Golightly, 03-16-2007 11:41 PM
    • Replies: 2
    • Views: 5,372
    05-30-2010, 06:00 PM Go to last post
  1. its that time again, ATC70 BUILD COMING.

    Started by KASEY, 11-24-2021 11:31 PM
    2 Pages
    1 2
    • Replies: 17
    • Views: 267
    11-26-2021, 06:06 PM Go to last post
  2. LiIon batteries for our ATC's

    Started by Gabriel, 12-01-2018 12:31 PM
    2 Pages
    1 2
    • Replies: 20
    • Views: 3,511
    11-09-2021, 10:41 PM Go to last post
  3. ATC Steering Stem Swaps?

    Started by Mr. NeverPlea, 10-30-2021 09:55 PM
    • Replies: 4
    • Views: 155
    11-06-2021, 06:05 PM Go to last post
  4. brake caliper swaps for 83-85 200x's

    Started by jason85atc250r, 03-17-2007 10:52 PM
    7 Pages
    1 2 3 4 5 ... 7
    • Replies: 94
    • Views: 75,458
    06-20-2021, 03:23 AM Go to last post
  5. Check Out My Atc500r I Have Some Questions Sweet 500r Please Look

    Started by benm492, 05-07-2009 01:27 AM
    3 Pages
    1 2 3
    • Replies: 39
    • Views: 4,876
    06-03-2021, 10:36 PM Go to last post
  6. Valve adjustment issues

    Started by agedatc, 03-31-2021 10:39 PM
    • Replies: 2
    • Views: 410
    04-01-2021, 08:44 AM Go to last post
  7. Predator Swap

    Started by 200Maniac, 03-13-2021 09:15 AM
    • Replies: 2
    • Views: 486
    03-24-2021, 11:29 PM Go to last post
  8. Turbo ATC200X... Go-Kart

    Started by ARJ0019, 02-09-2021 02:39 AM
    • Replies: 4
    • Views: 641
    02-12-2021, 02:54 PM Go to last post
  9. Mini-R project

    Started by atc500x, 05-10-2020 11:31 PM
    2 Pages
    1 2
    • Replies: 29
    • Views: 6,088
    02-11-2021, 08:46 AM Go to last post
  10. Poll Poll: New Tri-z clutch covers

    Started by TRITecate350, 02-20-2008 08:03 PM
    3 Pages
    1 2 3
    • Replies: 32
    • Views: 12,871
    01-16-2021, 11:27 PM Go to last post
  11. sand casting/aluminum-projects

    Started by Shep1970, 08-06-2017 09:36 PM
    6 Pages
    1 2 3 4 5 ... 6
    • Replies: 76
    • Views: 38,405
    09-28-2020, 06:35 PM Go to last post
  12. Best frame for the job

    Started by JK47, 09-07-2020 11:15 AM
    • Replies: 0
    • Views: 1,698
    09-07-2020, 11:15 AM Go to last post
  13. 87 200x Clutch Question

    Started by jasong_10, 07-25-2020 10:35 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 4,514
    07-27-2020, 10:33 PM Go to last post
  14. 1983 250r airbox hose

    Started by ATC90JAY, 07-22-2020 09:06 PM
    • Replies: 0
    • Views: 1,284
    07-22-2020, 09:06 PM Go to last post
  15. Locked up 85 atc 70 tranny.

    Started by Russman1986, 05-03-2020 03:39 PM
    • Replies: 2
    • Views: 1,387
    07-15-2020, 08:32 PM Go to last post
  16. What is it ? Help

    Started by jaybird4554, 06-15-2020 07:37 PM
    • Replies: 1
    • Views: 1,396
    06-15-2020, 07:51 PM Go to last post
  17. New Pipe for the 250R!

    Started by Red Rider, 05-02-2020 12:51 AM
    2 Pages
    1 2
    • Replies: 25
    • Views: 5,451
    06-05-2020, 09:38 AM Go to last post
  18. Extreme Pipe Repair???

    Started by TheSuperJank, 05-01-2020 12:55 AM
    • Replies: 0
    • Views: 1,315
    05-01-2020, 12:55 AM Go to last post
    • Replies: 2
    • Views: 1,477
    04-14-2020, 07:39 PM Go to last post
  19. ATC 250R - Wider Footpegs

    Started by Red Rider, 11-03-2010 08:59 PM
    2 Pages
    1 2
    • Replies: 26
    • Views: 15,648
    04-14-2020, 12:35 AM Go to last post
    • Replies: 0
    • Views: 1,373
    03-25-2020, 01:46 PM Go to last post
  20. 200s Build

    Started by 3wheeler_kid, 03-23-2020 10:24 PM
    • Replies: 2
    • Views: 1,509
    03-24-2020, 04:42 PM Go to last post
  21. Fat Cat 250sx

    Started by atc500x, 11-29-2009 10:47 PM
    3 Pages
    1 2 3
    • Replies: 40
    • Views: 26,720
    02-02-2020, 09:10 AM Go to last post
  22. How to power valve your Tri-Z

    Started by Derrick Adams, 01-31-2005 09:24 PM
    4 Pages
    1 2 3 4
    • Replies: 50
    • Views: 30,379
    12-30-2019, 07:15 PM Go to last post
  23. TRX250R Airbox Install on ATC250R

    Started by Red Rider, 02-13-2011 01:51 AM
    2 Pages
    1 2
    • Replies: 16
    • Views: 10,590
    11-26-2019, 11:27 PM Go to last post
  24. Chain Alignment

    Started by Gabriel, 10-23-2019 10:55 AM
    • Replies: 4
    • Views: 1,965
    10-23-2019, 03:04 PM Go to last post
  25. External Oil cooler atc185s case?

    Started by Laredo, 10-23-2019 08:59 AM
    • Replies: 2
    • Views: 1,662
    10-23-2019, 10:14 AM Go to last post
  26. New start to the 500 project

    Started by jeffatc250r, 01-11-2007 05:01 PM
    3 Pages
    1 2 3
    • Replies: 31
    • Views: 14,856
    10-22-2019, 01:08 PM Go to last post
  27. 1986 TRX/ATC Expansion Chamber Question

    Started by bauercolton2000, 08-22-2019 02:46 PM
    • Replies: 1
    • Views: 1,852
    08-23-2019, 10:34 AM Go to last post
  28. Tri-Z 600 conversion - Part 2

    Started by tri dee, 01-03-2008 01:32 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 13,435
    08-03-2019, 08:38 PM Go to last post
  29. Mini Bike trike

    Started by Gabriel, 07-10-2019 05:07 PM
    • Replies: 0
    • Views: 1,654
    07-10-2019, 05:07 PM Go to last post
  30. mudproof air intake gen 1 aircooled suggestions?

    Started by OldNo437, 07-02-2019 10:27 AM
    • Replies: 0
    • Views: 1,516
    07-02-2019, 10:27 AM Go to last post
  31. Project Loose Fillings AKA The Goblin

    Started by Gabriel, 10-01-2018 01:27 PM
    7 Pages
    1 2 3 4 5 ... 7
    • Replies: 93
    • Views: 37,115
    06-13-2019, 08:09 PM Go to last post
  32. EFI on an ATC??

    Started by Gabriel, 04-30-2019 02:07 PM
    • Replies: 11
    • Views: 2,635
    05-01-2019, 01:30 PM Go to last post
  33. Single wheel pull conversion.

    Started by Gabriel, 01-22-2019 03:10 PM
    • Replies: 10
    • Views: 2,763
    05-01-2019, 03:02 AM Go to last post
  34. Honda engine parts interchangeability

    Started by Gabriel, 03-25-2019 02:38 PM
    • Replies: 1
    • Views: 1,841
    04-30-2019, 11:34 AM Go to last post
  35. ATC 70 + Powerwheels = electric ATC 70

    Started by ADOR, 11-11-2010 05:39 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 13,891
    04-04-2019, 11:54 AM Go to last post
  36. Suzuki dr350/ atc350x conversion

    Started by nick walke, 01-03-2010 12:45 PM
    3 Pages
    1 2 3
    • Replies: 38
    • Views: 28,357
    04-02-2019, 12:02 AM Go to last post
  37. 200cc engine build......

    Started by Gabriel, 02-06-2019 04:13 PM
    • Replies: 5
    • Views: 2,317
    03-25-2019, 12:41 PM Go to last post
  38. Positive Crankcase Ventilation

    Started by Gabriel, 01-30-2019 11:38 AM
    • Replies: 1
    • Views: 1,747
    01-30-2019, 08:56 PM Go to last post
  39. 1986/87 Honda 200x headlight “shells”

    Started by Shep1970, 05-01-2018 08:36 PM
    3 Pages
    1 2 3
    • Replies: 31
    • Views: 20,623
    01-23-2019, 02:48 PM Go to last post
  40. Hand shifter

    Started by Gabriel, 01-23-2019 12:28 PM
    • Replies: 1
    • Views: 1,745
    01-23-2019, 12:38 PM Go to last post
  41. 200cc engine case swapping

    Started by Gabriel, 01-07-2019 03:41 PM
    • Replies: 1
    • Views: 1,836
    01-08-2019, 09:55 AM Go to last post
    • Replies: 13
    • Views: 3,741
    11-20-2018, 01:01 PM Go to last post
  42. The " Honda Blast"

    Started by DickyDanger, 09-16-2018 06:13 PM
    • Replies: 9
    • Views: 3,084
    11-10-2018, 08:46 PM Go to last post
  43. ATC 200 intake manifold

    Started by Gabriel, 11-08-2018 02:01 PM
    • Replies: 4
    • Views: 2,079
    11-08-2018, 04:28 PM Go to last post
  44. Honda ATC200 & Kawasaki 220 Bayou

    Started by Gabriel, 10-18-2018 02:12 PM
    • Replies: 0
    • Views: 1,694
    10-18-2018, 02:12 PM Go to last post
  45. Porting the ATC200 for the dumb (like me!)

    Started by Gabriel, 08-17-2018 01:05 PM
    • Replies: 2
    • Views: 2,180
    10-03-2018, 06:42 PM Go to last post
  46. Air cooled engine options for 350x.

    Started by 67Sport, 06-17-2017 09:21 AM
    • Replies: 5
    • Views: 2,945
    09-16-2018, 06:57 PM Go to last post
  47. Engine swap: Kick starter conundrum.

    Started by Gabriel, 09-11-2018 03:01 PM
    • Replies: 4
    • Views: 2,104
    09-16-2018, 06:25 PM Go to last post

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