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  1. Yamaha ATVs
    As the title suggests, I have an 86 moto 4 that's been giving me fits. I got it a couple months ago and it ran great then but shortly after it started having a misfire like problem. It starts up without any issues no matter the temp, but from idle to WOT it has a popping/backfire that occurs...
  2. Yamaha ATVs
    I recently traded for an 87 Yamaha Moto 4 200 and started wrenching. Stator, rectifier, and a few wires are fried, CDI is uncertain, and the 87 parts are stinking pricey. It's in otherwise really good shape, and I've got $0 in it. Initial plan was to replace rectifier and coils in stator...
  3. Yamaha ATVs
    I have a Champ 100 that's in great shape except for the cylinder and head. I'm trying to get it running for the kids. I've been finding it a challenge to find an replacement cylinder and head. Does anyone know if it's possible to put a 80 cylinder and head on a 100? Or does anyone have any...
  4. Yamaha ATVs
    Hi all just picked up a yfm 225 Seems that the vin number was removed at some point I reckon it’s an 86 but just wondering what paint code it is to clean it up I’ve found a vin online that’s the same colour as my 225 JY4-59V00-4GCO30389 Thanks for your help
1-4 of 4 Results