Web04 grizzly 660. parked 6 years in garage. cleaned gas tank and lines. rebuilt carb. took carb apart 3 times and cleaned. starts and idle great. will not rev up breaks up and backfires. Add chock and v … WebJul 27, 2024 · Backfiring occurs when one (or more) spark plug in the ATV engine ignites the fuel when it’s out of turn in the chamber, and the exhaust valve on the cylinder is open. In other words, ATV backfiring occurs due …
Back firing and popping through carburetor Polaris ATV Forum
WebOct 5, 2015 · dineobasheba. I have a 99 Polaris sportsman 500 that is backfiring through the carburetor. It will start fine and idle perfect, but as soon as I touch the throttle it'll pop and backfire like crazy at the carb. I can let go of the throttle and it'll settle back to idling. I herd that a worn cam or a torn intake boot might be my problem. Web2001 grizzly 600 backfiring through carb. ... It was replaced in 2002 with Yamaha Grizzly 660, an even bigger engine derived from the well-established all-terrain vehicle (ATV) … robin hood internet archive videos
Grizzly660 Doesnt move in revere/backfires too - Kawasaki ATV …
WebDec 2, 2008 · Joined Aug 4, 2006. 44 Posts. Discussion Starter · #1 · Nov 30, 2008. Recently my grizz has been popping/backfiring back through the carb at low rpms. It doesn't do after I am going faster, only about 10 mph and under. It also does it … WebOct 23, 2024 · One of the most common causes of backfire is an exhaust leak. When there is an exhaust leak, unburned fuel can enter the exhaust system and ignite, causing a backfire. Another common cause of backfire is a lean air/fuel mixture. This can happen if the carburetor is adjusted too far in one direction or if there is a vacuum leak. WebFeb 23, 2002 · 288 Posts. #6 · Feb 22, 2002. My carbs popped off 2 times. I took my clamps off and filed a little off of the spacer, raised my needle height to the 4th position, … robin hood inn union