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minton33 Started a new thread 2002 Cr125 rad valve or vforce with air Stryker.

6/6/2024 10:53am
For now I’m going back together with my bike and going to put an air Stryker on it and I’m wondering if anyone has experience with both the vforce and boysen reeds. Right now it has an fmf fatty and shorty silencer with the 05-07 intake. I’ve searched but haven’t really seen anyone who’s tried both, especially on a cr...
This forum thread has 6 replies.

minton33 Added a reply to Eric Gorr universal cr 144 hpp kit

6/6/2024 9:58am
I appreciate all the info. Seems like tmr is pretty popular and pretty much everywhere is good reviews of him. so I believe I may end up going with him after he is accepting work again. I work at a dealership and get a great deal on parts so for now I suppose I’ll just get a new piston until...

Tumic Liked a reply to forum topic Eric Gorr universal cr 144 hpp kit

6/6/2024 9:08am
I raced cr125’s in 02/03 with different tuned engines. One bike came from a Dutch GP team that in the last second pulled their 125 effort and went to larger bikes instead. In -03 i had a bike with a Italian SRS A kit and after that in modern days i have built a -90 cr125 with a Mugen kit, a -02 With a 155cc big Bore/Stroker HPP engine and now im in the progress of finnishing a -07 cr125 with a 144cc kit and a programable CDI and a pwk carb with a powerjet and i know all to...
This forum topic has 20 replies.

minton33 Added a reply to Eric Gorr universal cr 144 hpp kit

4/17/2024 9:57pm
Wow he seems pretty unpopular😂 so pretty much the only good option is to hope tmr is available sometime soon? Does anyone have any idea of what they do to improve power? Such as port timing, Port shape, decking the cylinder or machining the head

minton33 Added a reply to Eric Gorr universal cr 144 hpp kit

4/11/2024 1:41pm
I have seen his name on here a couple times but nowhere near as many as Gorr. I will give him a call. I’m not looking to make crazy power or anything I just figure while I’m at it I might as well make it more powerful than it is now. Hopefully at least a little more power in the...

minton33 Started a new thread Eric Gorr universal cr 144 hpp kit

4/10/2024 9:28am
I have a 2002 cr125 I’m fixing up. I’ve already done the bottom end and now I’m looking to do the topend. I called Eric about porting and boring it a couple months ago and he said he’s no longer doing that. However I checked his website this morning and it shows that he is selling a universal 144 hpp...
This forum thread has 20 replies.

minton33 Added a reply to 2002 CR125 144 kit Eric Gorr

4/10/2024 8:58am
I’m needing the same thing. Figure if it’s going to have to be bored/replated anyway I might as well get it ported as well. I just checked gorrs website and he’s now selling hpp 144 cylinders that apparently fit all the way from 87 to 02. He apparently removes the power valve and makes up for it with porting. I’d...