Quick Reply: While some will argue you need to ride a few minutes and then pull the plug, we know by your comments that the machine will not run without popping or backfiring.
Im not sure of the year model but im guessing mid to late 90's. Question about 2005 400 4x4 Automatic 1 Answer Why does it backfire and quit after riding for 1 hour? Gummed-up Carburetor—If you let fuel sit in your fuel tank for months without using it and your ATV has a carburetor then the fuel in the tank will start to degrade.
Then it will probably be better or worse. Sharing is caring. View Public Profile.How to fix Bogging Carburetor - Increase Throttle Response!
Check your throttle settings. The problem, The machine will start fine and idle like it should, once you get into the throttle it will start to misfire and back pop but will not die even if you hold the throttle, it just pops.
It usually leads to leaks in the muffler or exhaust. Advanced Search.
Forgot your Password? So as an important note about using a voltage regulator that swings the supply voltage that much and relies on demand to control its output; I would toss that dude out and get a factory part that steadies the supply before it cooks something else in the system.
Trust me when I say that I know how clean a carburetor looks after going into it 10 times and it still will not smooth out for you.
We already talked about backfiring being caused by either too much or too little fuel compared to air. Your email address will not be published.
I fixed it it runs Like a champ I changed the plug it was pretty black it looked fouled, I also put new gas. All rights reserved. Bad gas, will cause alot of problems.
Backfiring in an ATV engine, or any small engine, is usually the result of either one or multiple spark plugs igniting the fuel in the chamber when it is out of turn, specifically during the combustion cycle when the exhaust valve is open on that cylinder.
These leaks cause popping and backfiring when the engine is warm, but could be severe enough to show up right when the engine is fired up for the first time of the day.
Those motors are pretty bulletproof, so once you get it cleaned up it should be okay. Email a friend Comment. Utility ATVs.
Find all posts by Jdogs66. Hi guy's I need a little advice. Email Subject. Find all posts by MnFriesen.