Author Topic: DG pipe versus Proform pipe for Honda cr125m Pro's & Cons  (Read 2557 times)

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robert thomson

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DG pipe versus Proform pipe for Honda cr125m Pro's & Cons
« on: August 10, 2010, 02:17:44 pm »
Anybody tried one of these pipes

Offline bigk

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Re: DG pipe versus Proform pipe for Honda cr125m Pro's & Cons
« Reply #1 on: August 10, 2010, 04:22:36 pm »
Got a Circle F pipe on mine ('76-'78 large flange) & only because I had it sitting around. Most people bag them but I reckon it's great. The bike has a broad powerband (if you can say that about a 125), pulls hard and is not the slightest bit peaky. The engine is standard except for a port clean up, DG head, 30mm Mikuni with power jet and 14/52 gearing. Most of the comments I get are how fast the bike is and how "meaty" it sounds. I'm told it's hard to improve on the standard '76-'78 Honda production pipe though.
Cheers,
K

Offline RED ALERT

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Re: DG pipe versus Proform pipe for Honda cr125m Pro's & Cons
« Reply #2 on: August 10, 2010, 08:07:20 pm »
The first 125M I rode had a DG pipe on it and it ran strong. When I built one for myself I put a Vintage Iron pipe on it because it was available at the time and this pipe I really like, especially if you keep the muffler well packed. A while ago I was told the the best performing pipe was the Proform Rev-pipe, apparently a copy of an FMF. So I got one but was disappointed and felt the Vintage  Iron one worked better. Proform make several different 125M pipes, so maybe another one is worth a try. I'll try mine again with another motor one day, see if I can dial it in better.

Offline Lozza

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Re: DG pipe versus Proform pipe for Honda cr125m Pro's & Cons
« Reply #3 on: August 10, 2010, 08:48:50 pm »
I'm told it's hard to improve on the standard '76-'78 Honda production pipe though.

It's pretty easy to do if you know why they work well, I just mocked a pipe for the CR 125M up so watch this space.
Jesus only loves two strokes

robert thomson

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Re: DG pipe versus Proform pipe for Honda cr125m Pro's & Cons
« Reply #4 on: August 11, 2010, 01:19:32 pm »
Hey,  thanks  for the quick reply bigk & RED ALERT & Lozza looking forward to hearing or seeing pics of the "mock up pipe"  Thanks Rob.

Offline suzuki447

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Re: DG pipe versus Proform pipe for Honda cr125m Pro's & Cons
« Reply #5 on: August 12, 2010, 09:57:42 am »
hi i have nos cr125 pipe ,picked up at old bike shop on the south coast  nsw ,thought it was tm125 but turn out cr125.
bikes in shed.74tm125,76,78,82rm125s,...82,83rm250s.80canam qualifier.80,83yz125s.86yz490.80it125.76it400.80pe175and250.79rm50.76xr75.2xpuch50 magnums.jawa speedway.72honcho 90.84xr200.87xr100.phew thats all.