Author Topic: TM , RM 125 Down pipes  (Read 4021 times)

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TM BILL

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TM , RM 125 Down pipes
« on: November 26, 2013, 07:52:19 AM »
Dont want to hijack Petes thread but some questions were asked about pipes in the thread .

http://forum.ozvmx.com/index.php?topic=32151.0

The pipe Pete made for his bike is a work of art and a credit to him , and the best S pipe i have seen bar none  8)

Heres a selection of Down pipes for TM , TS, RM 125 M & S models

TM 125 original with pickle muffler , the owners handbook advises you will gain 2 HP if you run without the muffler  :o






TS 125 factory kit pipe , no muffler at all , indentations are to clear footpeg , brake pedal 





RM 125M pipe pressed steel construction and small permanently fitted muffler





RM 125S pipe cone construction with small permanently fitted muffler , this one has had a fitting put in the header for dyno tuning  >:(









Aftermarket cone pipe with built in muffler , inside the pipe is a reverse cone that ends where the stinger tube starts .





Of all the pipes i have found the S pipe and the aftermarket pipe to give the best performance on TM and RM 125 S .
« Last Edit: November 26, 2013, 07:54:57 AM by TM bill »

TM BILL

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Re: TM , RM 125 Down pipes
« Reply #1 on: November 26, 2013, 08:04:52 AM »
Pretty sure this is a TM 250 pipe  :-\ origin unknown




Offline Lozza

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Re: TM , RM 125 Down pipes
« Reply #2 on: November 26, 2013, 09:12:49 AM »
Pipes with distinctive cones always work better than stamped or hydroformed sections. The S looks like it's has a tapered header as well.
Jesus only loves two strokes

Offline GMC

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Re: TM , RM 125 Down pipes
« Reply #3 on: November 26, 2013, 10:16:05 AM »
GMC TM / RM chamber



G.M.C.  Bringing the past into the future

Shock horror, its here at last...
www.geoffmorrisconcepts.com

For the latest in GMC news...
http://www.geoffmorrisconcepts.com/8/news/

TM BILL

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Re: TM , RM 125 Down pipes
« Reply #4 on: November 26, 2013, 10:41:16 AM »
GMC TM / RM chamber



Thats a nice pipe  :) i have a number of geoffs pipes on my bikes and bikes i have on sold . YZ 125A the GMC pipe for this bike has to be the best bolt on horsepower you can buy  :)

RM 250B  bolts straight on and delivers better power every where , i have since sold this one and have another on order  :)



RM 400N another straight bolt up job 





RM 125B bolts straight on and gives more over rev than the original  :)


Offline Ted

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Re: TM , RM 125 Down pipes
« Reply #5 on: November 26, 2013, 05:53:30 PM »
WOW a steel arm painted aluminium. Is that legal ;D
81 YZ 465 H   77 RM 125 B

TM BILL

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Re: TM , RM 125 Down pipes
« Reply #6 on: November 26, 2013, 06:38:54 PM »
Ted i was able to provide evidence after much research that the paint was available in 1976  ;D

Offline Ted

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Re: TM , RM 125 Down pipes
« Reply #7 on: November 26, 2013, 06:43:13 PM »
OK, Clear to ride. Thru you go.
81 YZ 465 H   77 RM 125 B

Offline Vintmxman

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Re: TM , RM 125 Down pipes
« Reply #8 on: December 01, 2013, 11:39:35 AM »
How do I get in contact with the builder ? Need a bunch built..


Offline Vintmxman

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Re: TM , RM 125 Down pipes
« Reply #10 on: December 01, 2013, 10:16:32 PM »
Thanks TM Bill....