2004 yamaha rhino 660 backfiring. My son run it into a river about a yr.

2004 yamaha rhino 660 backfiring 5" hoses for the air intake. Now it is hitting the rev limiter at Jan 1, 2006 · The Rhino is a full blown-out extension of the masterful Yamaha Grizzly 660 4×4. In this guide, we will discuss some of the most common Yamaha Rhino 660 problems and provide fixes. Jun 25, 2025 · Given the age of your Rhino, I would look at the carburetor’s deceleration valve. Backfiring when letting off the gas in a Yamaha Rhino 660 is commonly caused by incorrect air-fuel mixture or ignition timing issues. If the engine runs poorly and backfires through the carburetor under full throttle acceleration, then the main jets are too lean, and they will need to be increased. So I bring it back and adjust the air screw on the bottom I turned it, two Customer: 05 rhino 660 employee stated that it back fired and won't crank it only back fires into carb. If I push the pedal May 25, 2010 · Mine: '02 660 now in custom Hammered Copper paint Mods: Custom air box mod for big-o' clamp-on K&N, Dial-A-Jet, 26" BH 2. Jan 15, 2023 · A forum community dedicated to Yamaha Rhino owners and enthusiasts. I have lashed the valves, adjusted the A/F mixture screw with little or no difference. There's and O-ring on the end the doesn't want to go in easy. I have a 2006 660 with 1200km and recently the red reverse light flashes when I'm at top speed in high. 2004 YXR660 offroad vehicle pdf manual download. 4K views 5 replies 4 participants last post by Gene Purser Feb 12, 2021 Jun 25, 2023 · 2004 Yamaha Rhino 660 Build 1 reading Jump to Latest 8. i dont think engine got water. Also when trying to start it, if I give it gas it will backfire out the exhaust sometimes. It doesn't do after I am going faster, only about 10 mph and under. I cleaned the air filter and I've 2004 Yamaha Rhino 660,RHINO all terrain vehicles For Sale: 1 Four Wheelers Near Me - Find New and Used 2004 Yamaha Rhino 660,RHINO all terrain vehicles on ATV Trader. I am getting a persistant backfire upon decelleration after abrubtly letting off the throttle as I approach 5-10mph. OEM parts in repairs: We use OEM parts in repairs and don’t depreciate anything. I also have a link to 2004 Yamaha Motorsports Rhino 660 Auto. Has anyone had the the same problem? I have asked 3 different yamaha dealers and they claim they never had that problem before. 3 inches of wheel travel, Yamaha Rhino 660 is undoubtedly one of the best UTVs for driving on the roughest trails. Right now the issue I'm having is after warming up and riding it around for a bit it'll Jan 28, 2009 · What will cause it to backfire when you start slowing down after a quick full throttle run. Ran good but just like others very cold natured but once warmed up not too bad. Oct 27, 2011 · Hello my name is Wolfe my 09 Rhino 660 back fires through the carburetor when I attempt to accelerate. You either have a rich mixture, or a lean mixture. seems like it runs longer when it sets couple of days. Any thoughts? Thanks. It started backfiring and popping thru the carb. Some ?? for you , Is the crankcase breather hose that goes from top of air filter box to crankcase, suppose to have a little slit ( about 1/4'' long on top of the Apr 9, 2017 · Just bought a old 2004 rhino 660 knowing full well it would have some issues arise being old so I was cool with fixing it up. It has been working fine till this past weekend when I was tilling up some ground to put in food plots. it ran fine until this occurred months later. When I bought this thing it was running rough and would back fire. I decided to rebuild the carb and go ahead and jet it while I was in there. 0 winch with synth. com Looking to buy a 2004 Yamaha Rhino atv? Browse our extensive inventory of new and used 2004 Yamaha Rhino atvs from local Yamaha dealers and private sellers. But anyway, it is snorkeled. Would backfire through the carb and wouldn't ever idle but seemed to run fine with throttle. 2004 Yamaha Rhino 660 all terrain vehicles For Sale: Many Four Wheelers Near Me - Find New and Used 2004 Yamaha Rhino 660 all terrain vehicles on ATV Trader. I did not rejet. Apr 11, 2011 · My guess would be on the motor side. If you tear it down to that point (1 hour tops) inspect the rubber boots and check for cracks or splitting. Check for vacuum leaks, dirty fuel injectors, or a malfunctioning spark plug. He tried to start it back and it backfired very loud through the exhaust. I have come to find out that mine has a Discover the 2004 Yamaha Rhino 660 reviews, top speed insights, and performance features for off-road enthusiasts. thank for watching660 rhino sputtering, stalling, missing in gear only,,FIXED I have tried everything that I could think of to keep my rhino running after it warms up. If the engine runs poorly and backfires through the exhaust under full throttle acceleration, then the main jets are too rich, and they will need to be decreased. Feb 21, 2013 · Ok so my grizzly 660 has a loud backfire on decel. 0's on ITP SS 106's, SuperTrapp IDSX exhaust, Maier fender flares, black Ricochet skids. Jul 22, 2012 · I work on hotrods a lot though. I will be checking the valve clearance and Sep 28, 2023 · The Yamaha Rhino 660 is one of the most popular side-by-side UTVs thanks to its rugged durability and ample horsepower. Since its release in 2004, thousands of outdoor enthusiasts have put this nimble and powerful machine to work around the farm, ranch, hunting camp, and off-road trails. Feb 27, 2015 · 2007 Yamaha rhino 660 redone the valve and bored head how do I line up timeing mark. I changed the plug checked gap and cleaned air filter. But I can't figure out how I force the choke cable back into the carb. Along with the valve adjustment I will show you a compressio Feb 21, 2010 · I am going to tackle adjusting the valves on my '03 Grizzly 660, as a possible fix for the sputter/backfire through carb/cold start issues that I have been experiencing for quite a while. So far ive changed spark plugs and put new gas in it. One of the most talked-about aspects of the Rhino 660 is its performance, specifically its top speed and acceleration capabilities. Need help with backfiring. so far, I've replaced CDI box, run ground wire from battery to buggy Oct 15, 2007 · If, and when, I ever get this backfiring thing figured out I will need to put my carb back in. Also have replaced the sensor on the radiator. Sadly something happened to some of my footage. My 07 660 is completely stock other than a billet aluminum tip, AFE air filter and Cdi box. I just bought it and it was doing fine until it got cold. Compare prices, models, trims, options and specifications between different Yamaha atvs on ATV Trader. It is pretty stra This is another video of a Yamaha Rhino 660 carburetor cleaning. I can’t seem to figure out what’s wrong with it. Aug 12, 2011 · My 06 660 when running it at full throttle cuts out, misses and has been backfiring. 5” opening, and the billet tip is straight. 1 piston, full trinity exhaust, and a stage 1 hotcams cam, i also have stiffer valves springs in case i ever wanted to drop in a stage 2 cam. It would die a few minutes after the fan would turn on and didn't want to start back up until the motor Amazon. I am on my own with trying to do a few things because my husband won't be back from Alaska for another three weeks. 5:1 piston Vitos jet kit racing clutch Monster dual inframe exhaust fatbars twist throttle gusseted frame Lenz ported head plus 1 valves +2 +1 fullflight a arms rhino battery No airbox, k&n filter 1/2 inch carb spacer stage 3 cam and hd springs led tail lights tusk nurf bars maxxis razor 2 front and rears :sport: Reply Quote Like T Tommy Warren Feb 16, 2006 · I has a tear in the Carbs diaphram that cause a similar problem! SOLD! 2004 YAMAHA GRIZZLY 660, with lots of extra's. Two 1. (crank,bearings,seal,piston,cyl. I have how to videos for testing the servo, disassembling the servo, replacing and purchasing the servo (motor only), testing relays, and testing the push button switch. Thinking it may be the fuel pump? Have not checked the plug. Jul 23, 2025 · I just launched a new site that deals with all and any problems with the 4wd system on Yamahas. I have cleaned the radiator, flushed the cooling system and added new coolant. Will try to locate the white and green wire tomorrow Click to expand Here is an annotated picture of the green/white wire where it comes up from the bellypan. Yamaha Rhino Sep 16, 2007 · OK, I have a 2007 660 Rhino. I just replaced the exhaust silencer gasket (where the Jan 1, 2006 · The Rhino is a full blown-out extension of the masterful Yamaha Grizzly 660 4×4. Mods are listed in sig, except for I have been running a procomm CDI since the Hunterworks box is recalled. I've read threads all over google some say lean some say rich. Nov 18, 2009 · Les 2 posts · Joined 2009 #16 · Dec 20, 2009 backfires thru the carb Hey guys my 06 660 backfires thru the carb when it is on a cold day It just don't seem to want to warmup. Mar 28, 2010 · My 01 660 was running fine. the only mods are dunner kit,k&n filter, kms header,tip, BR cdi. For some reason I cannot get it to stop backfiring from time to time on decel at low rpm. Cant figure it out, should run spark, fuel and compression. line, 2 batterys (PC 925 under seat),Lonestar front frame /diff. After it sits for a few mins the dash will come on and it will start. Works like a champ, no hesitation and no Apr 23, 2009 · 660 rhino backfire Jump to Latest 2. With 11 inches of ground clearance and 7. Inspect the exhaust system for leaks that can cause unburned fuel ignition. To learn more about the most common problems with the Yamaha Rhino 660 ATV, keep reading this guide. See full list on offroadhandbook. The only difference between stock and the billet tip is increase from approx. please help because we use this machine a bunch here on the ranch. I be can witness to the back fire in the carb but nothing that happened before trying to crank it after we got back to shop Oct 11, 2015 · O7 rhino 660 runs good,then backfires and stalls. Oct 29, 2009 · Hi. But enough was available to put this toget View and download Yamaha rhino 660 manuals for free. (maybe not enough on a hard run can"t catch up??????)change cdi no diff. We have an '06 660. 1” to 1. I have drained the fuel tank thinking bad fuel was the problem, also tried bypassing the fuel filter thinking it may be too dirty but neither fixed the issue. But like any machine, there are common problems that can occur with the Rhino 660. And it won’t let me go very fast but I can usually make it back home Apr 5, 2023 · Yamaha changed all of this with the introduction of the Yamaha Rhino 660 in 2003, which now sits firmly atop the list of best used side-by-sides you can buy for under $5,000. Feb 10, 2021 · 660 Electric Fuel Pump Install 1 reading Jump to Latest 5. lol Puzzles me that Im getting fire and fuel and still no start. Kawasaki has dominated this market for years with their decidedly more tame and utility minded Mules. Mine measures 16mm and tried to adjust it but it’s Aug 29, 2013 · Have 06 660 rhino last time out was running about 40mph and it died almost like I turned the key off and it would not start back up. Only Oct 12, 2009 · 2005 Rhino 660-Realtree Camo: Yamaha -Overfenders,Digi-Dash & Doors; Black Rhino -CDI&Steering Wheel; Superwinch -X3 Winchx4k. View and Download Yamaha 2004 Rhino 660 YXR660FAS service manual online. To remove the carburetor is not difficult. Will not start. Ever since changing the exhaust tip, the Rhino backfires when I let off the gas Apr 8, 2012 · 2006 660 SE, 25" Big Horns, ITP chrome wheels, P51 shocks, Hunter Works cdi, Dyno Jet carb kit, 40 pilot,1 1/2 air screw, check valve on fuel pickup line in gas tank (keeps fuel line full), UNI air filter, Warn 3. Took me forever to figure mine out. 5:1 piston Vitos jet kit racing clutch Monster dual inframe exhaust fatbars twist throttle gusseted frame Lenz ported head plus 1 valves +2 +1 fullflight a arms rhino battery No airbox, k&n filter 1/2 inch carb spacer stage 3 cam and hd springs led tail lights tusk nurf bars maxxis razor 2 front and rears :sport: Reply Quote Like T Tommy Warren Apr 9, 2017 · Just bought a old 2004 rhino 660 knowing full well it would have some issues arise being old so I was cool with fixing it up. originally that had a hose going to the oem fuel pump which was replaced with an Apr 4, 2010 · Hey Folks I have an 04 660 that has been running fine except for a small key switch problem. brace, rad. The local motorcycle shop took a quick look at it and said it was most likely an exhaust leak causing a lean condition, so I should replace the exhaust. A rich mixture is caused by too much fuel compared to the amount of air being used during combustion. I have been having the same problem with it for about a year now. Oct 27, 2012 · First 06 rhino 660 took engine out and rebulit it. Also for: Rhino 2004, Rhino 2005, Rhino 2006, Rhino 2007, Yxr660fas. -high throttle it bogs,spits and sputters,and backfires. Jan 12, 2011 · I own a 2003 stock grizzly 660 with 5000 miles. Jul 1, 2003 · Yamaha charges headlong into the side-by-side vehicle market in 2004 with the all-new Rhino 660 4x4. We decided to go to the house and Mar 19, 2007 · I have a 2007 660 Rhino. It starts up and idles fine, however when you give it a little gas it cuts out even after letting it warm up properly. Apr 3, 2012 · Hi everyone i have a 2001 yamaha raptor 660 It will start right up idle fine than at med. I know if the valves are out of adjustment it will cause backfire. this was fixed by simply putting a plug in that little valve in the upper center of the picture that is backfiring. Feb 3, 2005 · IT AIN’T BRAGGING IF YOU CAN DO IT! Yamaha has stepped up the competition in the side by side market with the introduction of the ’04 Rhino 660 Automatic 4×4. Let it sit for 30 minutes then it started up and would stall after a few mins. It was running great then backfired and would not start again. May 14, 2012 · And my rhino will do 33 mph in reverse but still doing the backfiring thing just like in fwd. When unit is Feb 26, 2008 · ive got a 2001 raptor with a +1mm 11. Checked timing chain and valve lash neather is out of the ordinary. The grizzly starts, idles and accelerates Enjoy the videos and music you love, upload original content, and share it all with friends, family, and the world on YouTube. So about a month ago we rode all day long clearing out a creek to ride, and widening some other trails at a friends house. Looked into the manual regarding the choke adjustment and the plunger stroke needs to be 13mm, see attached picture frame the manual. I have to keep the choke pulled even when the engine is hot. how do i get it to stop? do i need to change the jets? down in the valley it runs fine and doesnt backfire but as sson as i go to crown king or munds pard area it starts. I am kind of new to Rhinos, but I do have some mechanical knowledge. starts every crank,but will run short time then stalls. This guide will offer an in-depth review of the Yamaha Rhino 660 including how it performs, its key specs and features, top speed, pros and cons, and common mechanical issues. After 2 visits to the dealer, it's finally fixed. com May 27, 2011 · I have an 2007 Rhino 660. There is a diaphragm on the side of the carburetor that is a vacuum-operated valve that closes off one of two air jets, causing a richer mixture during deceleration, which suppresses backfire. thought it was jetting but, still did it no matter what jet was in it. Come join the discussion about performance, modifications, troubleshooting, maintenance, classifieds, and more! Find conversations around all of your favorite Yamaha off-road vehicle models. checked fuel filter it was ok and fuel pump is pumping gas. guard, center 2003 Yamaha Raptor 660 Won't Rev In Neutral Or in Gear Just Backfiring And Popping FIXED All Your Problems Solved Jul 22, 2011 · I have a 2006 special edition 660cc rhino and I am having all kinds of trouble with this thing. Only 1500 miles, new carb, good spark and 200 lbs of compression. My son run it into a river about a yr. It also does it sometimes when I let off the throttle. Seems to still be in time. Polaris got into the act a few years back, with a more off-road capable side by side called the Ranger, which was their Do you know how to fix yamaha rhino problems. com: rhino 660 rear axleYouxmoto Rear CV Axle Fit for Yamaha Rhino 450 4x4 2006 2007 2008 2009, For Rhino 660 4x4 2004-2007, Rear Left/Right, For 5UG-F530T-20 18 new and used 2004 Yamaha Rhino 660 4x4 motorcycles for sale at smartcycleguide. Any suggestions? Thanx again! Rhino Hunter Feb 3, 2005 · IT AIN’T BRAGGING IF YOU CAN DO IT! Yamaha has stepped up the competition in the side by side market with the introduction of the ’04 Rhino 660 Automatic 4×4. I cleaned the air filter and I've Jun 7, 2024 · 2004 660 will only move in 4wd when in 2wd engine stumbles and backfires kinda like it’s hitting a rev limiter, will only move in reverse with diff lock engaged Fresh rebuild New carb Coil Spark plug It acted like this before the work was done also Any feedback would be greatly appreciated Dec 31, 2010 · Jump to page : 1 Now viewing page 1 [50 messages per page] View and Download Yamaha 2004 YXR660 service manual online. Jun 7, 2024 · 2004 660 will only move in 4wd when in 2wd engine stumbles and backfires kinda like it’s hitting a rev limiter, will only move in reverse with diff lock engaged Fresh rebuild New carb Coil Spark plug It acted like this before the work was done also Any feedback would be greatly appreciated Dec 31, 2010 · Jump to page : 1 Now viewing page 1 [50 messages per page] Yamaha Rhino 660 Backfiring When Letting Off Gas: Causes & Fixes Rhino 660 often faces backfiring during deceleration and rough idling after throttle release. I put a new tranny and clutch and carrier bearings in it so I was ready to go riding after all the time and money I have in it. 2005 rhino 660. to/3XWP88g Spark plugs I use https://amzn. Come join the discussion about performance, modifications, troubleshooting, maintenance, classifieds, and more! My Rhino 660 Special Edition's engine will backfire and then the engines quits. Backfiring when letting off the accelerator with a strong fuel smell often indicates a rich fuel mixture or exhaust leaks. Sep 25, 2017 · have an '04 660 that will die after just a bit of riding and turn over but won't start. Nov 25, 2014 · Hello! New to the forum. Come join the discussion about performance, modifications, classifieds, troubleshooting, maintenance, and more! Nov 30, 2008 · Recently my grizz has been popping/backfiring back through the carb at low rpms. i also have exhaust leaks. Choke related questions for Backfiring, Sputtering, Rough idle, and stalling ATVs. 2006 Yamaha Rhino 660 Backfiring When Releasing Accelerator Rhino 660 often faces backfiring and strong fuel odor due to carburetor or exhaust issues. And I'm thinking this is a lean Dec 30, 2010 · And my rhino will do 33 mph in reverse but still doing the backfiring thing just like in fwd. It is overdue for the adjustment anyway, & who knows, I might just get lucky & solve my other issues during Mar 10, 2012 · RUTTING RHINO AIR INTAKE RUTTING RHINO FUEL DELIVERY SYSTEM Wide open performace cab and doors,UTV Inc altenator,Utv clutching,Hunterworks CDI box,Hunterworks od weights,wide open perf heater,stock carb Rutting Rhino jet kit,Diamondback bed cover,rhinolined bed,Piaa fogg and offroad lights,wide open per lights,full pro armour skids and arm Oct 23, 2020 · hi, I have a problem with my 2004 Yamaha raptor 660r it starts up fine and will idle good as I hit the throttle though it starts to pop, starts sputtering and also it backfires with flames coming out of the exhaust almost every time but when I hold the clutch it revs just fine, until I pop it in Jun 3, 2008 · 2006 Rhino 660 BRP Stage 2 CDI - UTVCrap Sheave ITP T-7C Wheels (5+2 front offset & 2+5 Rear) Big Horn Tires (25x8x12 & 25x10x12) LSR MTS +3 Mid Travel Kit Bilstein Shocks-250lb front & 400lb rear Reply Like 07fj 6976 posts · Joined 2007 In this video i removed the OEM carb and installed a new aftermarket carb purchased from Amazon. Adjusted valves to specs in manual. It was running great then i hit a little burm jump and thats when it started acting up. Any suggestions? Thanx again! Rhino Hunter Progressive Utility vehicle Insurance Insure your 2004 Yamaha for just $75/year. More riding freedom: Your UTV is covered in and off your property. But enough was available to put this toget Weller Recreation 🔥 Popular ♡ 2007 Yamaha Rhino 660 Auto. Ordered a new orange spring, i think 10g weights, machined sheave, the bushings, and a new belt. Any ideas? Dec 28, 2014 · Here is an online parts diagram that may help: 2006 Yamaha RHINO 660 4WD (YXR66FAVGR) Fuel Tank | Babbitts Yamaha Parts House Based on your photo showing the vacuum port on the intake manifold, the hose that you are missing is the vacuum connection for operation of the pump diaphragm. We replaced rear axles. to/3EZXwLHmore Mar 16, 2009 · A forum community dedicated to Yamaha Rhino UTV owners and enthusiasts. Unplugged the parking brake cable and grounded the Green w White stripe wire down by the out put sprocket and was still popping and backfiring. Let off gas and it runs great from idle to half throttle or mid range. used head and cam,) Engine starts right up and idles and runs good. it was bad enough that it busted my exhaust. 1K views 3 replies 2 participants last post by evan911evan Feb 25, 2015 E Mar 12, 2025 · Our Rhino stalls easily when cold and needs the choke until warmed up and stalls easily even with the choke. 4x4 | Owners Manual - Page 125 EBU13110 EBU12810 Rear knuckle upper and lower pivot lubrication Lubricate the knuckle upper and lower pivots with a grease gun. It started backfiring yesterday and then died. Mar 27, 2015 · Hello Im a new bee and i have a question or 2 My 2006 660 is back firing through my carb bad. Why is My ATV Backfiring? If you want to look at the mechanics of why your ATV is backfiring, you can understand the general principle that is causing this to Jun 17, 2013 · 2006 raptor 660 was backfiring and popping. does not backfire everytime. Jun 25, 2025 · A DIRT WHEELS FAN WRITES: “All of a sudden, my 2006 Yamaha 660 Rhino has started backfiring on deceleration. I have changed the fuel pump the CID box and spark plug and still will not crank. The problem when you give it gas slowly it starts to back fire out of the carb and kills. Oct 28, 2007 · My Rhino will backfire and crapout after hard acceleration then it would take a minute to start like it was out of gas. I think I replaced them both for less than $100. 2004 Rhino 660 YXR660FAS offroad vehicle pdf manual download. It seems to do it worse when its cold. Ago. I don't know. ; ITP -Mudlites 28"x10x12-F, 28"x12x12-R, & Polished Alum Wheels; Trail Armor -A-Arm Guards; Moose -Rear Bumper; Cycle Country -Bed Rails; Rear View Mirror; Maier -Front Splash Guards; Super ATV -Rear Tail Light Guards; DirtLights HID Conversion Kit; Billet Alum Exhaust Mar 13, 2012 · Bike would not turn over, acted like a dead battery, checked battery and had like 2 amps bad cell, bought a new battery and bike still would not turn over, pulled plug and it turns over, put new plug back in and now bike will turn over a few times and backfire through carb. It starts and idles like it is brand new. Fortunately, there are many areas that you can check to resolve the issue. Rhino's stock lines have had an issue with tiny particles from the inside of the fuel lines to clog the jets in the carb. I have a Yamaha rhino 660 it just got a new fuel pump and a 2006 yamaha rhino 660, 1400mi, when coming to a near complet 2004 yamaha Rhino 660. any If you own a Yamaha Rhino 660, you know it’s an amazing all-terrain vehicle capable of taking on any terrain. I’ve checked fuel it’s clean no water. Put the carb back in and it started fine so I took it for a spin. LEAN! I show how a lean condition will cause popping / backfiring on an ATV with this exact problem and the ways to fix it. brace, raer diff. This utility vehicle is known for its rugged design and versatility, making it suitable for both work and play. one was broken. But that dosnt seem to help with the Rhino. * Savings: We offer low rates and plenty of discounts. I cleaned the the air filter it helped a little bit This is another video of a Yamaha Rhino 660 carburetor cleaning. dash goes out but electric fan and fuel pump will run with key on. View and Download Yamaha 2004 YXR660 service manual online. First ride it was giving me a lot of backfire out the exhaust so I know its running way to rich. This all-terrain vehicle (ATV) is designed for both work and play, offering versatility that appeals to a wide range of users. Ifound two wires under the cdi box that were rubbed threw(the white-green,and the white-red cut them and sodderd them still the same e-brake blocked Oct 8, 2011 · 2004 Yamaha YFZ 450-Pipped And Jetted Save Reply Quote Like 0Reply ranger29us 39 posts · Joined 2011 #9 ·Oct 14, 2011 when you fixed the needle and seat did you adjust float level? may be set too low Save Reply Quote Like yfm35069 2 posts · Joined 2014 #11 ·May 18, 2014 Oct 18, 2009 · My 660 Rhino is having some trouble. I only got to ride it a few times since snorkeled. Still nothing. Mar 3, 2008 · Hi Guys First post here, First of , im a proud owner of a new 07 camo 660, and this forum has helped tons, love all the info. Bike wont start cranks and backfires and spits out black smoke. Can anyone tell me where they think i should start to fix the problem? It seems to be fine a low RPM. 6K views 6 replies 6 participants last post by tadpoleduner Apr 24, 2009 E Explore the 2004 Yamaha Rhino 660's top speed and acceleration, comparing it with competitors and sharing owner experiences. 4K views 96 replies 9 participants last post by shuey79 Sep 16, 2023 This video is all about Yamaha! I have completed a valve adjustment on a 2005 Yamaha Rhino 660. Using the same engine, transmission, rear differential and front differential with in and out and locking four wheeldrive. Jun 1, 2011 · 04 660 102mm bore +4 mm stroker hotrods crank 13. Oct 1, 2008 · UPDATED Problems!!Backfiring, Sputtering, Loss of power and heat I have an 06 Rhino with only 211 miles on it. The starter is turning over but the Jul 18, 2015 · I was having a issue with my rhino hitting the rev limiter about 25 mph so i took the clutch apart and found busted weights and a messed up sheave/cam-plate. What it is doing while normal trail riding is it will start backfiring real bad (sometimes will die) and runs like it is running real lean. It will start back up and run but then it will repeat. Could not get it started and towed it back home. Problem Nov 4, 2009 · i have a 2004 660 that when ever im in higher altitude places it backfires when letting off the gas. any suggestions? Aug 28, 2011 · Hi guys- I have a stock 07 rhino 660 with about 1200 miles on it. Carb Cleaner https://amzn. This is my first post. Aug 28, 2011 · Hi guys- I have a stock 07 rhino 660 with about 1200 miles on it. RHINO 660 instructions manual. when i give it gas it just bogs down and stalls Ive replaced the fuel pump, cleaned the carb, new fuel filter, new spark plug, running 91 gas which is fresh too Any help, Please Sep 7, 2022 · Yamaha’s Rhino 660 UTV most commonly has issues related to engine stalling and idling, clutch problems, and heaviness while riding. Oct 25, 2009 · So, after ordering a new stator, and spending about 5 hours taking her apart, installing new stator, and putting everything back together, I am happy to report that i just went trail riding for over an hour and not a single backfire. When it does it shoots fire back through the carb Jul 24, 2016 · 06 rhino 660, 4 seater, maier body, k&n, hunterworks clutch, high output fuel pump, 14" wheels 27" mudlite xtr's, equus qauges hid headlights and 40" light bar, winch Dec 2, 2020 · The rhino was built prior to me owning it and it has run well, has pipe, open airbag lid, I think 686 kit, and a cam. Jul 21, 2019 · I have a 2004 rhino 660 my son was riding it and it died on him. where should i start to diagnose this problem and steps thereafter. Apr 1, 2014 · my 660 backfires like crazy after letting off gas and slowing down. or there is a manuel I can go to to find timing mark to line timing chain you can call me any time 337-580-2283 Jan 1, 2006 · The Ultimate Sport Utility ATV! Yamaha Rhino 660 Exactly what do we want and need from an All Terrain Vehicle? Versatility, the ability to go Jul 8, 2014 · SOURCE: 2007 yamaha grizzly 660 backfires when you let off My yamaha grizzly 660 will not go past 1/4 throttle without sounding like it is drowning out or starving for fuel. It turns over good it just don't fire up does anyone on here have any ideal what Jul 13, 2009 · Possible broken center intake valve spring. It is all stock, except a aftermarket cdi box. 4x4 $3,999 5,118m Good Price May 14, 2012 · And my rhino will do 33 mph in reverse but still doing the backfiring thing just like in fwd. Any help would Jan 14, 2008 · I have 06 660 rhino that is complete stock. Got it out today and rode it for about 30 mins and got back to the house it started to back fire and sputter. Polaris got into the act a few years back, with a more off-road capable side by side called the Ranger, which was their Feb 7, 2025 · Overview of the Yamaha Rhino 660 Performance The Yamaha Rhino 660, introduced in 2004, quickly became a popular choice among off-road enthusiasts. Jan 20, 2007 · With the cold weather up here in Sudbury, my Grizz was starting to backfire. Feb 5, 2012 · I purchased this high flow fuel pump (Yamaha Rhino 660 - High Flow Fuel Pump - Yamaha Rhino 660) and the new high flow lines to go along with it as well. The fourwheeler idles and runs fine until i pin the throttle all the way in then the fourwheeler either spits and Mar 17, 2025 · The Yamaha Rhino 660 made its debut in 2004, quickly becoming a popular choice among off-road enthusiasts. You can start to rev it up and o ce it hits a certain RPM it hangs there and Dec 19, 2014 · I have a 2006 660 Grizzly. Feb 25, 2015 · 2006 yamaha rhino 660 Special edition! Wont start HELP!!! Jump to Latest 5. Rich conditions can be detected by the engine spitting and sputtering, blurbling, or. Oct 6, 2011 · So took my carb apart again to put a rebuild kit in it. I have added a full white brothers exhaust so I went Mar 3, 2024 · I have a 2004 rhino 660 that has a been a small little project for me, but I have come an across a problem I can not figure out. I put an aftermarket billet exhaust tip on the exhaust. Continue reading to learn more about common reasons why ATVs backfire and how to fix the issue when it happens. Jun 8, 2012 · Can anyone help me with the adjusting of the fuel mixture in the carburation of my 2005 and 2006 Rhino 660? I've been having problems with it misfiring, with an occasional backfire. Almost like it's hitting the Rev limiter and then spitting sputtering and backfiring. Then it would act like the engine would go dead and then a few seconds later the engine would pick back up and run for a little bit and do it again. For Sale 2007 Can-Am Renegade 800. It's easy to take the gas tank off to inspect all of these connections, but it is not required. As a result, gone forever are the days of being restricted to tame terrain in a two-person Apr 16, 2009 · First off, there's 2 basic fuel related problems. Right now the issue I'm having is after warming up and riding it around for a bit it'll Dec 28, 2014 · Here is an online parts diagram that may help: 2006 Yamaha RHINO 660 4WD (YXR66FAVGR) Fuel Tank | Babbitts Yamaha Parts House Based on your photo showing the vacuum port on the intake manifold, the hose that you are missing is the vacuum connection for operation of the pump diaphragm. I was out last weekend, (sea-level) and it ran terrible, ie, back firing on the decelerations, almost stalling, and the backfiring through the carb is back. First time they richened up the mixture screw (or whatever it's called) and this time they actually rejetted the bike. Dec 21, 2020 · I have a 2004 yamaha 660cc grizzly cranks right up but as soon as I give it alittle gas it backfires and blows the carb and boot off the intake could it be a bad valve guide making the valve stick? Oct 15, 2007 · A forum community dedicated to Yamaha Rhino owners and enthusiasts. qkgzc yvjno plwpua iqyv zhzr laehwv bnhfvo pesj csjl syhiu alrx qcdlyluw sdmrca pyqov tabav