Dear ATVC: I bought an 86 Honda ATC250sx but the exhaust is broken. Apparently it’s not possible to order a new one. Do any aftermarket companies make one for the 250SX? I would like to know if it’s the same exhaust as for a Honda 250es (Big Red). Searched eBay and found nothing. Help! marcuslachance […] More »

Dear ATVC: I allowed a mechanic to upgrade my 50cc to 80cc . After completing the upgrade, I had it for 12 hours and it stopped working; no longer cranks. His excuse to me was that I messed up the cylinder head and need to buy a new one. Is it my fault? He said […] More »

Dear ATVC: I have a 92 Honda TRX250X, and about to buy an 87 250X that smokes a lot. I’m thinking rings, but anything else it might “commonly” be? Bclamp Go with your gut on this one – the air cooled Honda TRX250X is a relatively simple design. It is possible, however, to get smoke […] More »

Dear ATVC: So recently I’ve been crowned the lucky owner of a little atv- 110cc Bravo. I am hoping someone could possibly help me out with 1) a wiring diagram in full detail, 2) where to find the necessities needed to make it at least some what safe to ride ie:seat housing for foot pegs […] More »

Dear ATVC: I was last into ATVs in the early 2000s . I’ve decided to get back into them and would like to get a sport quad. But looking around I see hardly any offered by any manufacturer. I was thinking about the plethora of 400/450 cc models that used to be available. What happened? […] More »

Dear ATVC: I have 2012 Yamaha YFZ450 with carb. The quad ran fine and all the sudden started dying whenever I would stop. Now it only starts full choke, and dies when I unchoke it. It also dies when I hit the gas any bit. Please help with the problem. Jlbisme The famous catch-22 when […] More »

Dear ATVC: I bought a DS 650 with no CDI box. Last owner wired in new box that did not work. I since got a factory CDI but don’t know where wires plug in. I have a connector but don’t know order in which to place wires. Can anyone send me picture please? sailorjack50 Why […] More »