Sportster cutting out at low rpm

Wide open throttle yields no power. A loose main fuse can cause the sudden cut-out issues you've experienced. #1 · Jan 7, 2017. It has old fuel in there but carb valve was closed I beleive. I bought a 48 this winter and set about making some changes. Broken carburetor spring. Typically, at idle oil pressure is 7psi to 12psi. I have a 2002 Seadoo Sportster. My 2007 Sportster XL1200-Low is starting to surge while at higher constant RPMs, like freeway speeds 60+ MPH, or lower gears with higher RPMs. #1 · Jan 5, 2015. Jul 25, 2022 · Aug 26, 2022. Jan 30, 2015 · I have had to back the air screw out 5 turns! I know it shouldn't affect top end but it does for some unknown reason. If it's lower, then you either have a bad voltage regulator (likely) or a bad stator. Jan 28, 2020. Apr 4, 2015 · Carb Illustration: OEM Parts Finder Granite State Harley-Davidson Lebanon, NH (603) 448-4664. A lean condition in your engine is terrible for the engine internals. Shorter riders can order the Low version of the 883, which drops seat height another 3 inches. 28. harley sputters at cruising speeds, but idles fine and goes great full throttle my bike has fuelie pipes on it with - Harley Davidson 2002 FXST Softail Standard question. However, I will also say mine doesn't really like maintaining 30 mph in 2nd or 3rd (in second feels almost wound out, in third feels almost lugged). I can hammer it and it takes off fine. We are Legion. The Honda Shadow should be set to ~1000 RPM at idle. Stop engine. rear cylinder runs colder then front. May 2, 2020 · The bike has been running with no issues. Both Engines idle but want go past 3500RPM. Video. bought an 02 sportster 1200 recently it ran great except for 1 or two little sputters/coughs when it was cold at low rpm. It seems to do it after you've been driving it for a while and you go to push down on throttle and looses all power and pops and backfires, can't Jul 23, 2013 · The other engine (that I just had rebuilt and the carbs as well) will not exceed 4000 rpms and is pretty sluggish getting there. carb boot has some wear cracks but seem to be just surface stuff. Sep 19, 2022 · High-frequency rattles, typically in the range of 2-4 kHz, are often associated with problems related to the engine’s bearings, such as worn or damaged bearings in the crankshaft, camshaft, or connecting rods. any ideas ? Thanks Sent from my iPad using MO Free Dec 10, 2011 · Check the simple things first. Your tachometer will give you the idle speed, but if your bike isn't fitted with one, then play it by ear; if you go too low, the bike will either cut out or stumble when you twist the throttle, while too high and it will sound Shop Viking Lamellar Raven Harley Sportster Super Low XL883L extra large shock cut-out leather covered motorcycle hard saddlebags. I found out the engine was rubber mounted in 2008,,I got me one. I have 1977 Ironhead XLH it idles fine but getting up to speed it cuts out and backfires out the carb, spits and sputters. Its like it hesitates. Push the start button and see if the starter rotates. You can check things out using a voltmeter, first check the battery voltage with the bike off. Just knocking around it seems safe 0-10 mph first gear, 10-20 mph second gear, 20 to 30 mph third gear, 40 to 50 mph fourth gear, and over 50 mph fifth gear. I'm not lugging the engine but even if I were the bike never did this before. #3. Reinstall to the boot and ziptie it back on. the Autone was trying to compensate 68 120 -43. ive been having an issue with my 2016 sportster 1200 . 3 harley dealerships cant find the problem. 3. I recently removed the carb, cleaned jets, float bowl, etc. An update on my 1996 HB cutting out at 2000 rpm. The part that you mention about it happens at a lower RPM, if it is below about 1200-1400 RPM, it may indicate a loose primary chain. Jun 5, 2008 · 7. Then run car under various driving conditions. I tried adjusting the low speed adjustment screw both directions (from 2. as I had flooding and gas leaking from overflow. 77 times to make one complete revolution of the rear sprocket. 4. Solved the problem by replacing the temperature sensor. Jul 8, 2019 · Posted September 28, 2013. I'm finding 3000 to 3500 is a common RPM for my Sportster. I'm trying to trouble shoot my 2016 XPT with 1200 that has a sporadic cutting out and backfiring issues. You can set the idle lower, but you do so at risk of damage to components. Harley's have undersquare cylinders (long stroke but small bore). Oct 26, 2022. Ups. Happened to me a couple of times. It idles normal. The bike is a 2006 Monster 620, 6 gears model, with 22,000 kms Suggestions ? Dec 7, 2014 · The first day I thought the quad ran fine but I never revved it passed putting around speed, the second day I found out that when revved up a little (guessing 5000-6000) rpm it cuts out. Feb 25, 2005 · EVO-Cutting Out At High RPM'S. Jun 18, 2012 · SO they put a new engine temp sensor no change. May 25, 2024 · The process for adjusting idle on a fuel injected Harley Davidson Sportster is as follows: first, locate the idle speed adjustment screw on the throttle body and ensure it is in the correct position. rear plug wire only sparks when front is connected. In 1997 and eariler the ignition coil is a different part number. Sounds like you're running too low revs. Another thing making sure of that is affordability. Feb 14, 2007 · TX-Aggie said: Over the past week I've noticed that the bike wants to sputter when I start of in first using low rpm. #1 · May 29, 2021. If it's idling higher than this, you need to slow it down a bit. I've tried both a richer main jet and leaner and it didn't seem to make a difference. On the other hand, low-frequency rattles, usually below 1 kHz, may indicate issues with the engine’s internal components, such as Apr 2, 2011 · 1695 posts · Joined 2011. why - Harley Davidson 2000 FLHTCUI Electra Glide question. Ran the bike off the lights, was doing around 6,000 rpm in 1st gear, when engine cut out, and the red oil light came on and the bike wont start. Last time I checked, WD-40 uses CO2 as the propellant (prevents kids from using it as a flame-thrower) so it doesn't work well either. I have a 2000 Model Softail with an older model 80 CI , carb. Then start the bike and check voltage at the battery while idling, it should be higher, this proves the alternator is charging the battery. Reduced Power - Sluggish at certain RPM's. On my way to work last night and my truck starts starts sputtering crusing at low rpm and little load on the throttle. carb problems. I've never had any luck using water when checking for intake leaks. Extra slack in the throttle cable. It should measure between 13. As it is missing it will Bello blk smoke and sometimes it will say fuel filter needs replaced. The Ducati vtwin has a very short stroke compared to the Harley along with several other characteristics that make Harley's redline very early. #1. This is the throttle stop screw. ) After cleaning out the oil I place the pump impeller side up in a vice. low rpm pops and spits through exhaust. I was told to change the o2 sensors, but the problem continued. will not idle. 03 fatboy the bike would just cut out whilst riding. Crypto Jan 7, 2014 · 1998 Sportster Engine Cutting Out. Jan 27, 2021 · Lml cutting out. There are six main reasons why a motorcycle loses power when accelerating which are: Plugged jet in the carburetor. and still slowed down, and the engine wouldn't speed up. Not where the Air filter will suck It In tho. #5 · Apr 4, 2015. Turn the screw counterclockwise to lower the idle speed to 1000 RPM Apr 10, 2013 · When I got to the top and hit level ground the bike started sputtering and backfiring, acting like it was going to shut off. RPM for 1200 CT. Jul 14, 2009 · Put the same build in it that I have now and guess what, it surged at lower speeds like around 20 to 30mph. Make adjustments to set the idle RPM as needed. Have a freind hold a High Idle,,say 2,000-2500 rpm. For instance, check all the fuses are firmly in position in the fuse box. $6695. Just picked up two weeks ago an 04 1200c for my wife w/ SEII pipes, air box, and carb kit. Also, for a bike with EFI, there is a low oil pressure warning light that warns you on low oil pressure. The Harley Super Low hard bags have locking feature with matching keys, foam liner, reflective markers. I have no idea where to begin the troubleshooting. Sep 23, 2021 · Meanwhile 70 mph in 5th gear is about 2700 rpm and it feels fine and not wound out or too touchy. Took it out onto lake, and i got same results dies at above 3500RPM. once the engine is hot, it dont do to bad. Probably not related. My 13 Polaris Pro RMK 800 is bogging/ cutting out at all RPMs whenever I punch the throttle or roll on quickly. my bike has been cutting out intermittently while riding the engine will cut out for a moment then come straight back on causing a slight jerk when this happens the speedo needle will go to zero then back up to my speed, this can also happen when clutch pulled in or in neutral but wont come back on although will start Feb 2, 2011 · In fact, by design, the ECM lowers the RPM at higher temperature at idle to help reduce the engine heat. Turn the screw clockwise to increase idle speed and counterclockwise to decrease it. When you need more speed again, give a bit of throttle and let out the clutch for a moment. You'll see a screw there . I bought this 1998 1200S from a friend over a month and half ago. If the Idle starts dropping you found a leak. 2004 883 sportster custom. Dec 24, 2007. It looks like I made an mistake measuring the ignition coil resistance. Oct 26, 2022 · New Member. I checked the codes and this is what showed up. Tape gage to windshield for drive. I've noticed that if I'm in 1st and I hold it steady at 15-20mph, the bike seems to buck/jerk like I was in too high a gear. This is to provide the proper oil pressure to all areas of the motor. I passed. pop and spit out carb on lowspeed/midspeed transition. Aug 20, 2012 · Since the crank case sensor get it's pulses from pockets cut into the outer edge of the left side flywheel half, the sensor will have oil on it. On a carb bike it's jetting or intake leak. Mods include, GT-40 intake, with spacer, 24# injectors, CAI, 73 MM 19# MAF (don't freak Dec 23, 2007 · Veteran Member. when im driving in any gear once i get around 2000 rpm the engine just kinda cuts off and has NO power, you have to floor it and it takes a few seconds but then the motor just "grabs" and takes off in full force. Disassemble the carb and clean it out with carb cleaner. Jun 21, 2009 · 1 post · Joined 2015. I also checked the rotary valve timing and wear, it is slightly worn but from what I understand it should still rev up out of the water regardless. All other rpm ranges its fine. The best way to describe it is that the engine get a sudden power loss. at crusing speed, the engi … read more Apr 11, 2002 · It did it for a day or so like 2 weeks ago and quit, and it is now back. If the starter won’t spin, the starter is worn or defective and needs to be replaced. It ran great the time or two I drove it on the few warmer days of Michigan's winter. Finally, check the idle speed with a tachometer to Oct 17, 2013 · Look for spark leakage. After riding 15-20 miles around 75-85mph ,when I go to throttle down and pass 3 or 4 cars the bike pulls like god till I get around the cars and when I go to throttle down and it starts popping out of the Oct 16, 2021 · The ignition coil for the TW200 has the same part number for years 1998 and 2014. PERFORM ACCELERATOR PEDAL RELEASED POSITION LEARNING 1. Mine has a shudder around 1500 RPM in the coast in town - regardless of speed it seems. Jul 7, 2010 · my bike is spitting and sputtering (cutting out) at crusing speed. Carburetor spring is on backwards. t. Should be around 43 psi. I gave it w. Oct 27, 2007 · Ultra89Rider. Feather your clutch, don't let it all the way out. I've had SE stage 1 kit installed since new, and I’m running the X14iED's, which have been great with no Nov 2, 2015 · It's a combo of that and the misfire. what to be known to me as a stock engine. Poor timing advance. Like. Town MPH is ~25 and I notice it most when it seems to be decelerating/wanting to down shift. Jun 12, 2011 · i have a 2003 sportster 883, it has been cutting out, and dying on me, the origional problem was the gas tqank was lined with a acrilic sealer which started seperating from the inside of the tank, which was clogging up the fuel filter, I replaced the tank and the filter, the problem is still persisting, do you have any suggestions on what i can do a this point Jan 7, 2017 · 10 posts · Joined 2017. Vacuum leak on the carburetor or intake boot. Like the clutch was slipping and grabbing over and over, but the engine rpm's stay the same so the clutch doesn't seem to Aug 4, 2018 · Typical symptoms of a lean mixture are: Backfiring as the throttle is closed (primarily during coast-downs) Lurching acceleration. About 8-10 miles down the freeway, it suddenly started losing power and dropping speed. Next, start the engine and adjust the idle speed with the screw until it is at the desired RPM. Oct 2, 2021 · 2016 883 superlow issues. They located one locally for $175 no warranty. A few weeks ago around 1700rpm my engine would cut out and miss until 1850rpms anything above 1850 or below 1700 rpms truck runs fine. White or light gray spark plugs. Make sure your carbs' high speed adjuster is set to fully closed clockwise (zero). The XLH engine is a V-twin, with the cylinders set at a 45-degree included angle, and its long stroke (3. 95 sportster will only run on choke. 5 volts. #1 · May 30, 2016. cleaned carb, replaced coil and ignition module. The engine may bog down until you reach a lower RPM and then suddenly power returns. I took it over to a Dyno and the power commander was all over the place. If the issue is gone, then you will know that the IAC valve thermo spring is not responding correctly. not sure why it's only at 2000 rpm that the engines Nov 19, 2023 · A spark plug that misfires, tasked with igniting the fuel-air mixture within the combustion chamber, can be a direct cause of low RPM idling. Luckily, I wasn't too far from home, and was able to milk her back to the garage. #4 · Aug 19, 2011. #9 · Mar 11, 2015. Aug 19, 2011 · Osco. Oct 23, 2015 · Oct 23, 2015. However, the Indian is out-gunned in the motor department, down about 20 horsepower and 22 lb-ft of torque, largely because of its 119cc-smaller engine displacement. I see all the responses about the slow jet. Jul 8, 2008 · Pull spark plug wire from boot. But if you turn the bike off anyplace you'll be stranded ! When the engine is running security is off, FOB is out of the circuit. Recently the speedo has stopped working, and when down shifting from 2nd to 1st the bike want to stall unless I keep the revs high! Can anyone please help me figure out what's going on with it!!!! Jan 20, 2015 · Churning out a stout 71 lb-ft of torque at just 3,500 rpm, the engine feels like a big American V8 – lots of power down low, but that power falls off quickly once the revs climb past about 5,000 Sep 29, 2021 · Indian Motorcycle’s Scout seems to be the nearest analog to the Sportster S, as they both have liquid-cooled 60-degree V-Twins in a long and low cruiser profile. Jun 12, 2011 · i have a 2003 sportster 883, it has been cutting out, and dying on me, the origional problem was the gas tqank was lined with a acrilic sealer which started seperating from the inside of the tank, which was clogging up the fuel filter, I replaced the tank and the filter, the problem is still persisting, do you have any suggestions on what i can do a this point Oct 14, 2018 · Testing the IAC valve if the thermo spring is the cause of the issue. 8 pound-feet of Aug 29, 2021 · Then, when the battery ran too low on power, it died. It sounds like you have a charging issue. Jul 20, 2022 · 1 post · Joined 2022. 6. Insulator may be white. Checking for Intake leaks Is easy. The coil around the spark plug wire detects the spark when it fires to measure the RPMs. 2. With the 2009 Harley-Davidson Sportster 883 Low starting at $6,999 and the 883 Custom starting at $7,999, you won’t find many riders Getting too much air and not enough fuel in your cylinder is called running lean. The main thing that causes surging is a lean mixture either from an intake leak or a lean mapping on a FI bike. You may not need a rebuild kit, but it is a good thing to always have one on hand just in case you need to replace something. Generally I maintain a cruise on the 5's below 5th gear (25, 35, 45). Hello all, im very new to this but my bike is really starting to shit me! I have a 2016 883 superlow. #7. This means bypassing the coolant to see if the issue is there when the coolant temp reaches 180°F. Mar 27, 2009 · IDLE SPEED CHECK 1. 2 mm and 96. Just wrap the RPM wire around a spark plug wire 6 or 7 times. it has a 190 main. Check again at several RPM levels. Your 883 is geared for street use. They drained fuel rebuilt both carbs, added new fuel, got them running but said it would just cut out at 3500RPM. 010. May 1, 2017 · Hi just read your post a similar thing happened to me. Any ideas. To uphold optimal engine performance and ensure a consistently smooth idle, it’s imperative to conduct routine checks and replace any worn-out spark plugs. 8125") gives the cylinders plenty of height. o. I love It,, Parts don't fall off the bike, It don't loosen my fillings at 80 mph. May 29, 2021 · 2 posts · Joined 2021. Check idle speed. I recommend, leave it geared as an 883 and punch it out to 1200 with a kit. Its not throwing any codes and all gauges are reading normal. Bought a 2007 Sportster 1200 Classic, 13k miles, bike ran good but developed a miss at a steady speed, around mid throttle range. While smaller than the FL-series Harley-Davidsons, the Sportster is still rather a large motorcycle, and for a very good reason: the wheels, frame, etc. The spark plug looks fine (light brown) and I run ethanol free 93 Jun 22, 2017 · Cutting out high rpm'. Aug 26, 2014 · The undersquare bore and stroke measure out at 76. Many aspects of motorcycle tune and service are Aug 22, 2022 · In this step-by-step instructional video, guru Frank Kaisler takes you through the care and service of Harley-Davidson's popular Ironhead Sportster motorcycle. (grabbing the flat end of the pump shaft in a vice) 8. Give it some throttle and let out the clutch to pick up a bit of speed, then pull the clutch all the way in and coast a bit. If it bothers you then pay to get it tuned. Spray WD-40 round the back of the carb, you know where. Aug 18, 2011 · 29331 posts · Joined 2009. Sometimes it is more noticable, simetimes less. I've since cut a small piece of sponge which pushes the fuses down when the lid is in place. Jun 18, 2018 · Add the high compression ratio and it’s asking a lot for smooth operation idling around with lean fueling. Rest assured that they'll be able to help you. Tonight, I decide to ride to the gas station and fill it up. Requiring excessive amounts of choke to run/start. clears up runs good in higher gears . Trim 1/4" off the tip of the wire. Reassembled it and gas leak is fixed, but as soon as I close off the enricher valve the engine dies. Foe example, while going 65 in 6th gear and hitting the throttler WITHOUT down Jan 8, 2016 · Step 3 – Adjust the idle speed. carb looks OK . Oil pressure lower than 5psi will trigger the warning light. GameStop Moderna Pfizer Johnson & Johnson AstraZeneca Walgreens Best Buy Novavax SpaceX Tesla. Jul 15, 2015 · 4 posts · Joined 2015. Harley-Davidson Sportster Keeps Cutting Out. Have you put a fuel pressure gage on engine and tested for key on prime pressure. I have checked all the wiring while the engine is running to see if it will cut out or if anything was loose or shorting out. any ideas? Aug 22, 2022 · In this step-by-step instructional video, guru Frank Kaisler takes you through the care and service of Harley-Davidson's popular Ironhead Sportster motorcycle. Aug 22, 2003 · no, does not idle at 2000 rpm's idles around 800-1000 when warm, it stumbles sometimes at the 2000 rpm mark, From looking over some other threads I guess the pressure is fine. #1 · Jul 20, 2022. Run engine at about 2,000 rpm for about 2 minutes under no-load. The 1,202 cc Evo engine comes blacked out with Aug 20, 2020 · But then yesterday, I tested at low speeds without brakes, and still felt it. Bike not riden much over the past year. The shop gave me a diagnosis of needing a replacement. Oct 20, 2017 · When I ride in low RPMs mostly 1st and 2nd gear and want to keep a constant speed it stutters, it jerks and it really doesn't feel right. 6:45 am) started my bike, let it warm up, and road onto the freeway. Photos. 19 posts · Joined 2014. Many aspects of motorcycle tune and service are Log out; Top stories. When it cuts out its not a sputter, it feels exactly the same as when you hit the kill switch. 100% stock. Set low speed adjusters to fully closed clockwise, then turn counterclockwise specific turns to your engine. Also there doesn't seem to be any top end on the throttle, as I basically hit 4000 rpms at 3/4 throttle and the last quarter gets nothing. check engine light coming on & off so far I replaced plugs, new gas, added seafoam. When it reaches max rpm's it cuts out continuously for about half a second at a time. White or light gray muffler end pipes. 45 slow speed. If you read the service manual, it states that the idle should be no lower than 1000 rpm. 77 - the front sprocket revolves 3. WACKYDAC Discussion starter. when I slow down starts happening again . With the older motors, like the Shovels, Pan, and Knuckle heads, they were very loose. Check electrical connections for corrosion (everything in the box looks like Aug 30, 2003 · Hesitation that goes away at higher RPMs = lean at lower RPM's, ok at higher RPM's. The cams are what is causing your problem I feel. H-D XL883 SPORTSTER. Apr 20, 2009 · Price. (Unless you are in a really cold climate) and even then if tuned right the FI system should adjust. It feels like riding an off road bike or a bucking bronco. This could mean that the valve is stuck. Applying four decades of motorcycle experience, Frank shares the hard-earned tips and tricks that served him so well over the years. Started going an average of 85 - 90 mph. Bike sat for good 6 years in a storage in California. 2 - 14. Terrific combination of speed, handling, maneuverability and cool. I reset my TPS to within spec and sled currently idles between 1750-1900 RPM. I have adjusted the push rods cleaned the carb and emptied the tank and filled with fresh gas. If you can jump-start the bike, measure the voltage at the battery while running. I do not feel it in my body, only in my hands or feet while they are touching controls. It will cut out for a second, then turn back on for a second and Jun 19, 2009 · If your bike is a full operating temperature, it should idle at about 1000 RPM. 0. This is good for producing a lot of torque at low rpms, but not so good for revving really high. Aug 4, 2010 · 1st time Happened (Orange county, ca. The Vibration sucked big time, made me walk away from Harley. You can re-gear it like a 1200 for freeway riding , but will lose low speed performance as a result. #16 · Jan 24, 2004. Apr 25, 2011 · To determine the final drive ratio, divide the rear sprocket size, say 49 teeth, by the front or countershaft sprocket size, say 13 teeth (like a new Yamaha YZ250F ). It restarted ok but the stalling and cutting out continues intermittenly while riding. Twist it counterclockwise till it pops loose. Oct 12, 2023 · Unhook the battery cable from the starter and connect a jumper cable from the battery to the starter terminal. This is also happening in other gears when I roll into the throttle. Bought a PCIII usb and the surging went away. I found it was ok for about 20 mins an started cutting out as the engine warmed up. The lower octane fuel is possibly helping cause the ECU will be retarding the timing for the lower octane fuel, effectively detuning the engine performance (even if marginal) and noticeably less sensitive. My bike will cut out every time when I'm at full throttle and start to over rev. #3 · Apr 5, 2011. Cam looks good although the clearance was out a few thousands at . I am having the same cough/pop through the carb coming off idle or blipping throttle between gears when down shifting. Good spark at the points. NG >> GO TO 4. 1. 114k on the clock, less than 500 miles on the rebuild. got everything set to factory clearance and the bike starts better. 8 mm, respectively, and this layout delivers the kind of grunt we expect from a long-stroke engine with a total of 53. Jan 5, 2015 · W. The whole way there, and back, it kept doing the same thing. Jun 14, 2006 · Since this is my first Harley, but not my first bike, I don't know if this is really normal or not. Apr 7, 2012 · The Only other Sportster I ever rode was the XLCR1000 back In the day. On my last post I had questions about the ECU. Check carb low speed circuits. The thing that makes this different than other similar posts, is that at WOT and RPM's higher than 2k it will go all day long. Sent from my SM-G900F using Tapatalk Business, Economics, and Finance. Rev engine (2,000 to 3,000 rpm) two or three times under no-load, then run engine at idle speed for about 1 minute. When the spark plug tries to ignite the air and fuel mixture, the combustion can be . When the security system is disarmed and the bike is running you can drive off without the FOB. Make sure the o2 sensor is connected and working, no temperature sensors are disconnected or defective. I recently replaced my pipe sensor, primary spring, and checked my reeds which show no signs of damage. In this case, the Final Drive Ratio is 3. #1 · Jul 15, 2015. Engine continued to run just fine. Remove the air filter cover and look at the top right side of the carb. I can see whats in my mirrors, 100 mph speed runs are relatively safe, Sep 1, 2008 · Riders less than 6 feet tall will find the 883 a good fit, and the low, comfortable, 29. OK or NG OK >> GO TO 10. A little history before explaining the problem. The only time pressure is ok to drop below the 40 psi mark is at idle. Mar 15, 2021 · This Inductive Tachometer works fine on the Sportsters and the the Honda Shadow. This usually means your alternator is going. Bluing (on chrome systems) of the exhaust header down-pipes. Too little fuel in the cylinder and an excess amount of air can be the culprit to your backfiring problem. At high rpm the tuner was working Sep 24, 2012 · Couple weeks ago while out riding, my bike started to cut out and actually died while making a turn. (may take some pressure. Oct 14, 2018 · Testing the IAC valve if the thermo spring is the cause of the issue. My 16 lml is deleted, no egr or dpf system. Do what you please. Jul 1, 2016 · 2015 dyna street bob. 2010 Harley-Davidson Sportster® 1200 Low pictures, prices May 15, 2009 · Sportster engine misfire. Spark plugs are clean - No residue. I have read that the nature of this machine is to ride in higher RPMs, but this is really something May 23, 2023 · Running Ragged at Low RPMs - '19 Sportster 48. Jun 25, 2012 · 2004 sportster 883, 5000 milesspitting & sputtering in low gears, popping etc. 338 posts · Joined 2011. 25 turns) and throttle stop screw without any success. 3-inch-high seat greatly aids first-timers’jitters at stoplights or while paddling into parking spaces. The final drive ratio on a motocross Sep 9, 2016 · The Forty-Eight from Harley-Davidson's Sportster stable has that signature bulldog stance with beefy front forks and fat tires on a narrow frame. There's a trouble shooting section for both the manual and the supplementary manual. Air filter had light black grease on the inside and air intake was a little greasy. after only a very few minuets it should run fine. Another issue that could cause your surging is a loose primary chain. Difficulty Starting. Symptoms: runs great - fast and strong - above 3000 rpms or so. It hits this coast where my foot isn't on the gas, or the brake, and it has a ch ch ch ch ch shudder noise. Jul 9, 2017 · Your bike is fuel injected and tuned correctly. Feb 2, 2011 · In fact, by design, the ECM lowers the RPM at higher temperature at idle to help reduce the engine heat. Then I changed a bunch of stuff and now it doesn't run very well. are positioned around a lot of engine. Had boat worked on as it had sat for 4 years. It runs great at all other speeds and conditions. The vibration occurs somewhere around 15-20mph EDIT: actually closer to 10mph, and it feels like something is scrubbing, causing the bike to shake a bit. ) Place impeller removal tool in the impeller and grab a 1/2" drive 3/4 socket with a huge breaker bar. . 4426 posts · Joined 2009. Changed plugs, plug wires, air filter. Feb 9, 2019 · It starts in F-N-R all the same, I pulled the neutral safety switch out, Tried jumping the 2 wires, tried unhooking the wires all together, I tried cutting them and running a seperate ground, no change. We 0 the map out and tried again to tune the bike still no change we would put numbers in and it would not change the cutting out at 2000+ rpm. Jan 6, 2004 · 10 posts · Joined 2003. Some other people have noted that when it hot out pressure drops to 5 psi when at idle, which is what mines does. This is on a fresh rebuild of the 302. I changed the mufflers to ones with little to no baffle in them (it came with stock pipes) and I put on an Arlen ness air cleaner now it sputters and hesitates pretty bad only at May 30, 2016 · rzr fryguy Discussion starter. am xs jg vh vp og rs le cf xz