Added reply in a thread another yz100 issue, '82-'83 3/25/2019 8:39 AM

As noted above,,,sometimes when people force a bearing into case a small sliver of aluminum will shave off under bearing and prevent it from seating 100%. Also,,,,when I put a bottom end together,,,knowing that I built the crank and width was equal or ... more »

Added reply in a thread 19' 150 XCW, Engine building, pipes, hand guards etc! 3/18/2019 4:07 PM

I think you'll be pleased. Try 1 turn in on the power valve. I'd highly recommend a 5.5 or 5.75 slide if your using a Mikuni,,RK will probably know the 150s carb combination.,,and a Vito power jet added to carb. RK will tell you add main jet size,his ... more »

Added reply in a thread 19' 150 XCW, Engine building, pipes, hand guards etc! 3/16/2019 2:36 PM

I had Kelsey at rk tek make a head insert for my tc125. Made the power delivery smoother and easier to ride. I also have v-force cage,, buds racing pipe and his shorty silencer ,, and lastly Vito power jet on carb that eases tuning top end. I think I ... more »

Added reply in a thread 18’ 250sx carburetor options 3/12/2019 7:51 AM

Added reply in a thread 18’ 250sx carburetor options 3/12/2019 7:49 AM

I also have a 17 TC250,,,I added the long 304 silencer,,,different reeds,,and different jetting along with a slide I modified myself to a leaner 5.5 spec. I'm still stock pipe and engine otherwise. I opened airbox up like most do. It's a great motor ... more »

Added reply in a thread 18’ 250sx carburetor options 3/12/2019 5:47 AM

I welded up a bung on back of my mikuni did some dremel tool machining and installed a powerjet made by another company-Vito with dial on PJ. Its on my 18 TC125 and I really like the ease of using it..I can simply reach down there and feel the dial just ... more »

Added reply in a thread Best '17 AER upgrade ? 2/27/2019 4:48 AM

Robert, Not yet. I have 2 huskys, 17 250 and 18 125. They are not my primary race bikes,,so they are both low time(8&12 hr) and haven't warranted rebuild yet to make the change and see what the shim stack is. I will be in next month and not forget ... more »

Added reply in a thread MX des States 2/24/2019 1:09 PM

I'll be there with 3- 80s for the vintage 80 race saturday,,and YZ125 on Sunday. Last year I heard there was almost 300 entries!!....The live band saturday night was rockin,,and the BBQ was awesome. The track is friendly and less sandy. The beautiful ... more »

Added reply in a thread '79 KX125 discussion 2/21/2019 6:48 AM

Hi, I bought a POS 79 KX125 many years ago. Mine was thrashed,,frame broke, motor needed everything,,seat shot, gas tank rough...but because of the model,,,I saved it and started collecting peices to redo it someday. What is wrong with yours that you ... more »

Added reply in a thread 1978 rm250C2 restoration 2/17/2019 5:45 AM

I understand. If something changes,,,I PMed you my phone and email. Bringing old bikes back to life for my own collection is my passion.

Added reply in a thread Mikuni TMX 38 - Needle Jet 2/16/2019 6:28 PM

Its pushed up out. I made mistake of trying to drive mine down and flaired the hood that sticks up.

Added reply in a thread 1978 rm250C2 restoration 2/16/2019 6:12 PM

tomm55x , Did you ever put your 78 back together?

Added reply in a thread Air compressor for soda blaster 2/14/2019 7:03 AM

I blasted a couple frames last week with a harbor freight pressure blaster.I tried sand, crushed glass.My compressor makes 17.5 cfm at 90,,,it's a american made Emglo/Jenny,,,80 gl tank. It ran nearly continuous and took about 1.5 hours each frame. I ... more »

Added reply in a thread best engine mods for 2018 TC125? 2/12/2019 3:14 PM

Yes AJ565 I have a 17 TC250 as well as the 18 TC125. I checked the 250 compression today and it is 192psi cold ,here at 200 ft,,,and with a Lisle compression gauge. My 250 has 12.5 hrs,,,and not been apart. I was surprised at the high number! Let me ... more »

Added reply in a thread best engine mods for 2018 TC125? 2/11/2019 6:29 AM

I do not have a lectron,,,but the adaption should work. The fuel is drawn from a nipple in bottom rear corner of bowl, up through line to the jet. The jet needs to be 10 oclock-2 oclock positioned. The lectron already is adjustable so this maybe overkill. ... more »

Added reply in a thread best engine mods for 2018 TC125? 2/9/2019 6:06 AM

I understand. This maybe the first 125 insert he done. I told it was for 110 race gas. Tore it down to give him exact deck height of piston. There isn't alot of jets over 500...my bike came with 500,520,540. Rather than order ones I'm missing I thought ... more »

Added reply in a thread best engine mods for 2018 TC125? 2/8/2019 6:33 PM

Updates to my 2018 TC125. I got a new head insert from RK Tek. It's for race gas,,and boosted cranking compression stock from 153 up to 185lbs. I also picked up a used Buds HGS pipe and shorty style Buds silencer. A few blasts around the back yard and

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Added reply in a thread KX420 Upgrade 1/28/2019 11:54 AM

From the article,,,I'd look for a spacer plate under the cylinder,, and welding 2-3" down the pipe like in picture for clue

Added reply in a thread KX420 Upgrade 1/28/2019 11:46 AM

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Added reply in a thread 250cc Maico Mikuni carb 1/26/2019 9:19 AM

I use a YZ465 38 on my 1980 Maico 440. After getting the intake hose/boot, it worked with minimal jetting fuss.