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Upcoming Events for the Next 120 Day(s)

  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:
    52,006
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Threads 1 to 50 of 720

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: 4,936
    05-30-2010, 06:00 PM Go to last post
  1. Mini-R project

    Started by atc500x, 05-10-2020 11:31 PM
    2 Pages
    1 2
    • Replies: 23
    • Views: 2,142
    11-25-2020, 10:21 PM Go to last post
  2. sand casting/aluminum-projects

    Started by Shep1970, 08-06-2017 09:36 PM
    6 Pages
    1 2 3 4 5 ... 6
    • Replies: 76
    • Views: 12,614
    09-28-2020, 06:35 PM Go to last post
  3. Best frame for the job

    Started by JK47, 09-07-2020 11:15 AM
    • Replies: 0
    • Views: 1,325
    09-07-2020, 11:15 AM Go to last post
  4. 87 200x Clutch Question

    Started by jasong_10, 07-25-2020 10:35 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 1,434
    07-27-2020, 10:33 PM Go to last post
  5. 1983 250r airbox hose

    Started by ATC90JAY, 07-22-2020 09:06 PM
    • Replies: 0
    • Views: 904
    07-22-2020, 09:06 PM Go to last post
  6. Locked up 85 atc 70 tranny.

    Started by Russman1986, 05-03-2020 03:39 PM
    • Replies: 2
    • Views: 1,018
    07-15-2020, 08:32 PM Go to last post
  7. What is it ? Help

    Started by jaybird4554, 06-15-2020 07:37 PM
    • Replies: 1
    • Views: 1,054
    06-15-2020, 07:51 PM Go to last post
  8. New Pipe for the 250R!

    Started by Red Rider, 05-02-2020 12:51 AM
    2 Pages
    1 2
    • Replies: 25
    • Views: 2,006
    06-05-2020, 09:38 AM Go to last post
  9. Extreme Pipe Repair???

    Started by TheSuperJank, 05-01-2020 12:55 AM
    • Replies: 0
    • Views: 987
    05-01-2020, 12:55 AM Go to last post
    • Replies: 2
    • Views: 1,078
    04-14-2020, 07:39 PM Go to last post
  10. ATC 250R - Wider Footpegs

    Started by Red Rider, 11-03-2010 08:59 PM
    2 Pages
    1 2
    • Replies: 26
    • Views: 6,585
    04-14-2020, 12:35 AM Go to last post
    • Replies: 0
    • Views: 1,082
    03-25-2020, 01:46 PM Go to last post
  11. 200s Build

    Started by 3wheeler_kid, 03-23-2020 10:24 PM
    • Replies: 2
    • Views: 1,081
    03-24-2020, 04:42 PM Go to last post
  12. Fat Cat 250sx

    Started by atc500x, 11-29-2009 10:47 PM
    3 Pages
    1 2 3
    • Replies: 40
    • Views: 21,540
    02-02-2020, 09:10 AM Go to last post
  13. 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: 17,006
    12-30-2019, 07:15 PM Go to last post
  14. TRX250R Airbox Install on ATC250R

    Started by Red Rider, 02-13-2011 01:51 AM
    2 Pages
    1 2
    • Replies: 16
    • Views: 4,748
    11-26-2019, 11:27 PM Go to last post
  15. 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: 93
    • Views: 44,351
    11-05-2019, 01:01 AM Go to last post
  16. Chain Alignment

    Started by Gabriel, 10-23-2019 10:55 AM
    • Replies: 4
    • Views: 1,432
    10-23-2019, 03:04 PM Go to last post
  17. External Oil cooler atc185s case?

    Started by Laredo, 10-23-2019 08:59 AM
    • Replies: 2
    • Views: 1,258
    10-23-2019, 10:14 AM Go to last post
  18. New start to the 500 project

    Started by jeffatc250r, 01-11-2007 05:01 PM
    3 Pages
    1 2 3
    • Replies: 31
    • Views: 6,875
    10-22-2019, 01:08 PM Go to last post
  19. 1986 TRX/ATC Expansion Chamber Question

    Started by bauercolton2000, 08-22-2019 02:46 PM
    • Replies: 1
    • Views: 1,463
    08-23-2019, 10:34 AM Go to last post
  20. Tri-Z 600 conversion - Part 2

    Started by tri dee, 01-03-2008 01:32 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 4,307
    08-03-2019, 08:38 PM Go to last post
  21. Mini Bike trike

    Started by Gabriel, 07-10-2019 05:07 PM
    • Replies: 0
    • Views: 1,321
    07-10-2019, 05:07 PM Go to last post
  22. mudproof air intake gen 1 aircooled suggestions?

    Started by OldNo437, 07-02-2019 10:27 AM
    • Replies: 0
    • Views: 1,212
    07-02-2019, 10:27 AM Go to last post
  23. LiIon batteries for our ATC's

    Started by Gabriel, 12-01-2018 12:31 PM
    • Replies: 14
    • Views: 2,401
    06-22-2019, 12:25 PM Go to last post
  24. 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: 10,488
    06-13-2019, 08:09 PM Go to last post
  25. EFI on an ATC??

    Started by Gabriel, 04-30-2019 02:07 PM
    • Replies: 11
    • Views: 1,767
    05-01-2019, 01:30 PM Go to last post
  26. Single wheel pull conversion.

    Started by Gabriel, 01-22-2019 03:10 PM
    • Replies: 10
    • Views: 1,981
    05-01-2019, 03:02 AM Go to last post
  27. Honda engine parts interchangeability

    Started by Gabriel, 03-25-2019 02:38 PM
    • Replies: 1
    • Views: 1,443
    04-30-2019, 11:34 AM Go to last post
  28. ATC 70 + Powerwheels = electric ATC 70

    Started by ADOR, 11-11-2010 05:39 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 5,030
    04-04-2019, 11:54 AM Go to last post
  29. Suzuki dr350/ atc350x conversion

    Started by nick walke, 01-03-2010 12:45 PM
    3 Pages
    1 2 3
    • Replies: 38
    • Views: 15,502
    04-02-2019, 12:02 AM Go to last post
  30. 200cc engine build......

    Started by Gabriel, 02-06-2019 04:13 PM
    • Replies: 5
    • Views: 1,726
    03-25-2019, 12:41 PM Go to last post
  31. Positive Crankcase Ventilation

    Started by Gabriel, 01-30-2019 11:38 AM
    • Replies: 1
    • Views: 1,390
    01-30-2019, 08:56 PM Go to last post
  32. 1986/87 Honda 200x headlight “shells”

    Started by Shep1970, 05-01-2018 08:36 PM
    3 Pages
    1 2 3
    • Replies: 31
    • Views: 9,022
    01-23-2019, 02:48 PM Go to last post
  33. Hand shifter

    Started by Gabriel, 01-23-2019 12:28 PM
    • Replies: 1
    • Views: 1,369
    01-23-2019, 12:38 PM Go to last post
  34. 200cc engine case swapping

    Started by Gabriel, 01-07-2019 03:41 PM
    • Replies: 1
    • Views: 1,472
    01-08-2019, 09:55 AM Go to last post
    • Replies: 13
    • Views: 2,729
    11-20-2018, 01:01 PM Go to last post
  35. The " Honda Blast"

    Started by DickyDanger, 09-16-2018 06:13 PM
    • Replies: 9
    • Views: 2,310
    11-10-2018, 08:46 PM Go to last post
  36. ATC 200 intake manifold

    Started by Gabriel, 11-08-2018 02:01 PM
    • Replies: 4
    • Views: 1,580
    11-08-2018, 04:28 PM Go to last post
  37. Honda ATC200 & Kawasaki 220 Bayou

    Started by Gabriel, 10-18-2018 02:12 PM
    • Replies: 0
    • Views: 1,375
    10-18-2018, 02:12 PM Go to last post
  38. Porting the ATC200 for the dumb (like me!)

    Started by Gabriel, 08-17-2018 01:05 PM
    • Replies: 2
    • Views: 1,777
    10-03-2018, 06:42 PM Go to last post
  39. Air cooled engine options for 350x.

    Started by 67Sport, 06-17-2017 09:21 AM
    • Replies: 5
    • Views: 2,343
    09-16-2018, 06:57 PM Go to last post
  40. Engine swap: Kick starter conundrum.

    Started by Gabriel, 09-11-2018 03:01 PM
    • Replies: 4
    • Views: 1,624
    09-16-2018, 06:25 PM Go to last post
  41. How to reproduce parts.

    Started by jeswinehart, 11-25-2012 05:17 PM
    8 Pages
    1 2 3 4 5 ... 8
    • Replies: 107
    • Views: 19,477
    08-22-2018, 10:04 AM Go to last post
  42. Wiring up a reverse light.

    Started by Gabriel, 08-16-2018 02:34 PM
    • Replies: 3
    • Views: 1,697
    08-19-2018, 05:41 PM Go to last post
  43. Turbo’d Honda 200

    Started by lndy650, 01-18-2018 11:12 PM
    2 Pages
    1 2
    • Replies: 16
    • Views: 4,413
    01-26-2018, 05:56 PM Go to last post
  44. introducing "CHUBBY"

    Started by KASEY, 05-29-2008 11:23 PM
    3 Pages
    1 2 3
    • Replies: 42
    • Views: 13,796
    01-23-2018, 09:56 AM Go to last post
  45. CR500 trike conversion project Begins.

    Started by Billy Golightly, 05-02-2005 07:26 PM
    11 Pages
    1 2 3 4 5 ... 11
    • Replies: 154
    • Views: 38,281
    01-16-2018, 06:50 PM Go to last post
    • Replies: 3
    • Views: 2,785
    12-26-2017, 10:05 PM Go to last post
  46. 250r to 380r monster

    Started by Daddio, 02-15-2009 12:20 PM
    3 Pages
    1 2 3
    • Replies: 32
    • Views: 15,711
    12-20-2017, 04:55 PM Go to last post

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