View Full Version : Mark Weixeldorfer's Nicholson 90/180
manbearpig
03-13-2014, 10:39 PM
The real deal here boys..
http://i1115.photobucket.com/albums/k557/proct103/13EC0A35-A508-47BF-9C4B-E647BF3730ED_zpsbqrfzstr.jpg (http://s1115.photobucket.com/user/proct103/media/13EC0A35-A508-47BF-9C4B-E647BF3730ED_zpsbqrfzstr.jpg.html)
https://www.youtube.com/watch?v=y47aBqLQXWg
Mark Weixeldorfer's Holiday Honda/Nicholson Racing Products Barker machine built/Keith Lynas maintained methanol burning 90/180. Actually, this bike had a 62mm piston fit before its last race in 1980 at Speedway 117, so its larger than 180. This bike has been sitting on its grab bar since 1980, until 2 weeks ago.
I am the current caretaker and will be future owner of this machine. This bike will be on display at the CALVMX 3 wheeler race this weekend.
Quick rundown of known mods:
-Hurst Airheart front disk brake setup
-custom front hub
-gold mitchell 3 bolt wheels
-custom forks built by a gent in National City, Ca. the name escapes me at the moment - Iron Horse i think
-chromoly Nicholson racing frame. extended w/lowered motor
-Barker machine built 61mm stroker motor with hi/lo cutout, clutch conversion.
-custom intake mated to single carb from set of 4 off of a honda 4 cylinder. set up for methanol. size unknown.
-custom exhaust. large diameter straight pipe
-Renthal bars
-twist throttle
i apologize for not being able to recall who made some of the custom stuff. The people who made these items were not big name companies and when Mark told me their names, i didnt recognize most of them. They were machinists and engineers working out of their shops and garages. This bike truly is a tribute to the dedication and innovation that happened in those days.
yaegerb
03-13-2014, 11:44 PM
I think that is the baddest 90 i have ever heard.....:drool:
Ol Deuce
03-14-2014, 12:42 AM
That is one cool ride .....That has Class!!! it sure sounds good............
The real deal here boys..
https://www.youtube.com/watch?v=y47aBqLQXWg
Mark Weixeldorfer's Holiday Honda/Nicholson Racing Products Barker machine built/Keith Lynas maintained methanol burning 90/180. Actually, this bike had a 62mm piston fit before its last race in 1980 at Speedway 117, so its larger than 180.
I am the current caretaker and will be future owner of this machine. This bike will be on display at the CALVMX 3 wheeler race this weekend.
90guy
03-14-2014, 12:44 AM
Man to have that thing in my hands! Nice ride!
bandito90
03-14-2014, 03:56 AM
That is really,Nice. Is that a hydraulic clutch on it?
manbearpig
03-14-2014, 09:00 AM
That is really,Nice. Is that a hydraulic clutch on it?
Hydraulic clutch, no.
Hurst Airheart front brake setup. master and caliper
90crazy
03-14-2014, 09:47 AM
Awsome! Glad to see an unmolested racer from back in the day. I like the low pro fenders with Smitty's on the side!
xrider
03-14-2014, 09:55 AM
Thats a real beauty. Couldnt of went to a better guy. Congrats Paul
3wheelrider
03-14-2014, 10:16 AM
Awesome!-Whats the thingy on the underside of the motor where the exhaust valve/rocker cap is? Some type of heat sink/oil cooler or what?
Joseph Farrow
03-14-2014, 10:27 AM
Paul truly a great find! That is definitely where it all started. Most people don't know or appreciate how trick those bikes are. They were one off fire breathing beast full of innovative parts. Not to mention a blast to race. The carb is from a CB750. 26 or 28mm. That is what most ran especially set up for methanol. I like the lower valve cover cap. Looks to serve as an oil cooler. I'm Diggin' he raced with the Grab-Ons. Great Piece of ATC Racing History! Thanks for Posting. :drool:
Joseph Farrow
03-14-2014, 10:37 AM
I can't quit looking at that bike. :drool::drool::drool:
atc007
03-14-2014, 09:11 PM
:drool::drool::drool::drool::drool::drool::drool:: drool::drool::drool::drool::drool::drool::drool::d rool::drool::drool::drool::drool::drool::drool::dr ool::drool::drool::drool::drool: Glad to see it in good hands. What an amazing piece of history... What more can be said..
Keith Salyer
03-14-2014, 09:21 PM
That is Awesome Paul. Wish I was coming to see it in person.
JasonB
03-14-2014, 10:41 PM
That's pretty bad ass man!
90crazy
03-14-2014, 11:57 PM
Ever since I saw this post this morning I couldn't stop thinkin about it. Can't wait for more pics! You have something very special there. Glad to see it came into someone's possession that will appreciate it for what it actually is! In my opinion this is the absolute best peice of early race history that I have ever came across and seen to date.
SteveCZ28
03-15-2014, 07:32 PM
pretty neat old trike. kinda of sounds like a 2 stroke. is there a reason why its not clearing out all the way? sounds like its loading up
manbearpig
03-15-2014, 10:48 PM
pretty neat old trike. kinda of sounds like a 2 stroke. is there a reason why its not clearing out all the way? sounds like its loading up
The throttle is only being 'blipped.' I was warned by mark that the motor is never to be really revved unloaded as it's extremely easy to over rev this motor
Dirtcrasher
03-16-2014, 02:37 AM
Manbearpig, you must be a collector or someone very sharp! Great to hear you'll grab this and maybe just some light maintenance and slight restoration and your good. Amazing the 90's they built back then.
That IS The history we would all love to study!!
Great for you bud!
jsmay
03-17-2014, 07:35 AM
Awesome! That's a piece of history right there!
atc300r
03-17-2014, 08:03 AM
Congrats Paul that is a nice little piece of racing history. Its neat to see where the Pros from back in the day came from and what they started on.
Definitely my favorite thread on this site ;D
jb2wheels
03-17-2014, 02:48 PM
An excellent piece of trike history!
Kickstand 1
03-17-2014, 10:20 PM
WOW. Can we see some more of it please!!!!
Joseph Farrow
03-17-2014, 11:52 PM
X2 Let's see some more pics!
manbearpig
03-18-2014, 12:47 AM
ill snap some more shots before we leave for the dunes in the AM
jb2wheels
03-18-2014, 11:17 AM
... before we leave for the dunes in the AM
I'm still jealous.
Joseph Farrow
03-20-2014, 10:28 PM
While we are waiting for Pic's,..... how about an action shot from back in the day with Wax himself.
189683
manbearpig
03-21-2014, 09:42 AM
http://i1115.photobucket.com/albums/k557/proct103/E646331F-D54F-46B5-A420-8590C604EDC9_zpskin2v87w.jpg (http://s1115.photobucket.com/user/proct103/media/E646331F-D54F-46B5-A420-8590C604EDC9_zpskin2v87w.jpg.html)
http://i1115.photobucket.com/albums/k557/proct103/4F82233D-BC25-418B-9352-4EFBC006B9B2_zpsfaixs8bs.jpg (http://s1115.photobucket.com/user/proct103/media/4F82233D-BC25-418B-9352-4EFBC006B9B2_zpsfaixs8bs.jpg.html)
http://i1115.photobucket.com/albums/k557/proct103/C8B97523-9DF1-4E95-9565-97DDAF7DFDC2_zps7makjhrz.jpg (http://s1115.photobucket.com/user/proct103/media/C8B97523-9DF1-4E95-9565-97DDAF7DFDC2_zps7makjhrz.jpg.html)
http://i1115.photobucket.com/albums/k557/proct103/6541508E-8076-4F8C-856D-E50DD28301DD_zpsdrfuehlc.jpg (http://s1115.photobucket.com/user/proct103/media/6541508E-8076-4F8C-856D-E50DD28301DD_zpsdrfuehlc.jpg.html)
Keith Salyer
03-21-2014, 09:49 AM
Mark is a lanky guy and makes that trike look small. He was also a great rider. I think he was already 27-28 when he was in the prime times of three wheel racing.
Joseph Farrow
03-21-2014, 11:49 AM
Thanks for posting the pix's Paul!
Ol Deuce
03-21-2014, 01:41 PM
:Bounce:Bounce:Bounce:Bounce ..........Thanks Paul ! Ol Deuce
Kickstand 1
03-21-2014, 07:32 PM
Yes thank you. Made my weekend for sure!!!
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