Tight squeeze situation. Dear ATVC: So my ATV’s carb is out of tune and the adjustment for air fuel mix is facing down. I can’t reach it even with a small flat-head. Any suggestions how to get a screwdriver in that space? A few – these are instances where a picture is truly worth a […] More »

Refusing to fire up. Dear ATVC: I have a Honda 400EX that turns over but won’t start. I already cleaned the carb. Some of the jets were clogged and I thought that would be it but no difference. Fuel is flowing but not sure why it still won’t start. Please help. It sounds like you […] More »

What could make fuel spray out of the carb? Dear ATVC: I have Brute Force 650. The other day I was riding and it sputtered and cut off and wouldn’t start. Upon further inspection I saw that the return line had broke – so I fixed it and it still wouldn’t run! I took it […] More »

We need to know a bit more to be sure. Dear ATVC: I need help identifying and procuring of a rebuild kit or a new/rebuilt carb for my 400 4×4. Thanks. Your pics of the carb are nice and clear but this is one of those cases where the year, make and model of your […] More »

It’s quite a few parts, but certainly possible. Dear ATVC: I have a 1996 Honda Foreman 400 4×4. It works great but I’m tired of dealing with the carb on this engine. Can someone point me into the direction of an EFI system that I can make work on this ATV? Fuel injection is incredibly […] More »

Too much of a good thing. Dear ATVC: I’m looking at buying a 1999 Suzuki LT80 and the current owner says it is a hard starting quad. He says the petcock is broken and that to start it, he has to pull the spark plug and then blow the gas out of the top end […] More »

Height is critical. Dear ATVC: Just looking to see if anyone know what the float height should be on a 2006 Yamaha Wolverine 450 carb. In stock form the the float height = 12-14mm (0.47-0.55inches) though when it comes to a carburetor’s float (or fuel) height, there really isn’t a number setting system that you […] More »