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Cbad Added a reply to 2004 cr125, new Vforce 3 reeds, slight bog
11/23/2024 4:15pm So, I took the intake apart today and added some Yamabond to both sides of the gasket and the reed block. A few hours later I started the bike. Low and behold, no bog! Looks like I must have had a small air leak that was causing a lean issue. Just from my experience, I would always add some kind...
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Cbad Added a reply to 2004 cr125, new Vforce 3 reeds, slight bog
11/21/2024 4:58am Thanks for the reply! Gonna try some Yamabond this weekend to see if that helps first. Been reading a lot about air leaks with the Vforce. I'll test first to see if I can find any bubbles coming from the intake area. Will post results when done.
Cbad Added a reply to 2004 cr125, new Vforce 3 reeds, slight bog
11/17/2024 3:38pm Yeah, I will try the RSV.
Cbad Added a reply to 2004 cr125, new Vforce 3 reeds, slight bog
11/17/2024 3:37pm No, luckily I did not need the hacksaw!
Cbad Started a new thread 2004 cr125, new Vforce 3 reeds, slight bog
11/17/2024 1:54pm Hello Ladies and Gentelmen, I have a 2004 cr125. My bike has JD Jetting and was running great. I wanted a bit more power so I bought Vforce 3 reeds. I installed as per the instructions. Went to the track today and the bike had a bog when I blipped the throttle and when landing off jumps, but mostly when...
This forum thread has 11 replies.
profeshenal125 Liked a reply to forum topic 2004 CR125 JD Jetting
10/6/2023 7:23pm If you ovr tighten that rt side nut the pv doesn’t move as free. The left side part that fits in the pv shaft groove would keep it from backing out. I put lock tight on the rt side nut & don’t tighten it much. I use a 13mm socket with a tape to hold it in the exhaust port. For the hrc pv adjustment. Just pull the pipe. The 04 has its own air boot. I installed a 05-07 air boot on 1 04. It adds response low to mid & runs clean to the top. Then installed the...
This forum topic has 8 replies.
profeshenal125 Liked a reply to forum topic 2004 CR125 JD Jetting
10/6/2023 7:22pm I updated my phone now I can’t upload pics. I use a long 13mm then wrap black tape until it fits & stays in the exhaust port. For the hrc pv adjustment.
This forum topic has 8 replies.
INeedaNewUsername Liked a reply to forum topic 2004 CR125 JD Jetting
10/5/2023 7:51pm Sure beats swapping multiple needles, testing, swapping, testing, etc. JD kits are mostly good and generally a real time saver too. Some folks like the headache of the jetting process. Time is more valuable to me. Some bikes have a good, known non JD set up, that is great too.
This forum topic has 8 replies.
profeshenal125 Liked a reply to forum topic 2004 CR125 JD Jetting
10/5/2023 7:51pm Sounds great but try to get the clip in the middle. Not sure why everyone says that. I hv 1/2 & full leaner needles to get the clip in the middle. I think I,m close to your jetting my bike is a tiny bit rich yet but no fouled plugs. I think my pilot is a 35 or a 37.5. Set the pv to hrc method it’s on yt. A ikat Really wakes the bike up. Email Bud racing for an ignition. I guess there available from Europe. Stock silencer is restrictive . Run a shorty notable difference to a...
This forum topic has 8 replies.
profeshenal125 Liked a reply to forum topic 2004 CR125 JD Jetting
10/5/2023 7:51pm Keep an eye on the slide they like to eventually chip parts off. Honda don’t make a 04 slide. I got a yz slide you hv to fill the hole with jb weld. There’s a thread on here about the slide chipping.
This forum topic has 8 replies.
profeshenal125 Liked a reply to forum topic 2004 CR125 JD Jetting
10/5/2023 7:51pm
This forum topic has 8 replies.
Cbad Added a reply to 2004 CR125 JD Jetting
10/5/2023 7:50pm Thanks for the tips! I did notice that the slide has one ever so slight spot that is not chrome. However, I don't think it is a problem. Might have to go with the slide eventually so thanks for the advice! When I pull the top end, I will definitely do the PV the HRC way. By the way, I...
Cbad Added a reply to 2004 CR125 JD Jetting
10/1/2023 1:44pm Yeah, that is how I see it as well. My son just got done riding the bike after the changes and he really felt a huge difference. After reading previous posts, I just knew I was not going to get the results with that stock needle. Still need to take the bike out to a track or the desert to...
Cbad Started a new thread 2004 CR125 JD Jetting
9/30/2023 5:34pm Hello Everyone! Just wanted to tell you about the results of putting in JD Jetting for my son's and my CR125. Before the jetting changes, the bike would smoke, foul plugs, and have to constantly be revved to clear out the engine. I put the main jet and pilot jet in from JD as described in the kit. Needle was...
This forum thread has 8 replies.