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xrta-stark Added a reply to cr125 with one-off parts

5/3/2023 4:17pm
I could probably make one. my motor isn't a stroker. The longer rod + the spacer i made affects the port timing and piston speed, rod angle and crankcase volume.

xrta-stark Started a new thread cr125 with one-off parts

4/22/2023 3:49am
So I picked up this cr125 and decided to make the bike fresh for next riding season. I'm going for a full rebuild: + I'm going to machine some one off parts like triple clamps, linkage, cylinder head etc. Im especially sharing some pics of these cnc parts. ​​​​ Also swapping a '99 cylinder and doing a long rod conversion...
This forum thread has 34 replies.

xrta-stark Added a reply to cr125 with one-off parts

4/19/2023 10:15am
Had to machine the crank so I can put balance inserts. It's was put together with longer rod so I had to calculate how much to remove weight. air forks

xrta-stark Added a reply to cr125 with one-off parts

3/25/2023 1:06pm
Your clamps dont fit my bike so I had to make my own haha. I got some inspiration from your clamps but dont worry I only made one pair Smile here is the linkage

Glen Liked a reply to forum topic cr125 with one-off parts

3/25/2023 12:51pm
beautiful work!
This forum topic has 34 replies.

xrta-stark Added a reply to cr125 with one-off parts

3/23/2023 5:00pm
I already started tearing it down a few weeks ago. Glad there were no suprises. The first fun little project was to design and machine new triple clamps. I dont like the cast aluminum clamps so I spent few nights drawing a new 3d cad model. These clamps are stronger in critical spots, but also a few grams lighter than...