Harley popping on decel carb. Check Please Read: Note about...
Harley popping on decel carb. Check Please Read: Note about repair advice. I never have to pop or backfire during idle, cruising speeds, or under acceleration. Im not sure if they are supposed to do that. This sound, Some people just don't like the pop. Any suggestions for remediation? Learn how to use Dynojet's Power Vision fuel tuner to reduce decel popping on your Harley-Davidson. I have seen many threads on different sites that have different opinions on this subject but I have yet to see one from a tuner. Check out how easy it is to tune your carbs to eliminate deceleration backfire. Get a lot of popping on decel. Apr 18, 2023 · What does it mean if your motorcycle pops on decel or backfires? We explore the causes of decel pop and backfire and explain whether or not it's bad for your bike. So we're going to tackle "afterfire" first: If your bike is afterfiring, your pilot circuit is too When I installed Rinehart slip-ons (straight thru baffles) and SE intake, I had popping until I installed a Power Commander with the correct fuel management map for my setup. I've heard that going to an expensive exhaust like Reinharts Everything sounds great, until you let off on the gas. Is this normal or due to inferior pipes. If you have installed a Stage 1 exhaust and air cleaner upgrade and didn't tune your fuel injection, you are probably running too lean to begin with. Adjust the jetting until it does. I do want to mention now that the bike DOES NOT BACKFIRE, just a small to moderate amount of popping as I decelerate. com/@ALCHEMOTO?sub_confirmation=1 Suzuki calls it PAIR also, but the popping you hear on decel is the cold air it is adding to the exhaust to get rid of the un-burned fuel vapors (making it "cleaner" for the environment) it is supposed to make that sound. On downshifting and deceleration, I'm getting a lot of popping through the exhaust pipes. I dont remember my last bike with Vance and Hines pipes popping and rumbling like this. Troubleshooting the Harley CV carburetor Hesitation or stalling can sometimes occur after tuning or rebuilding your Harley CV carburetor or if your Harley carb has not been maintained. Check the main jet (195) and low-speed jet (48) settings, ensuring the slide needle clip is correctly positioned at the #4 groove. My Harley Davidson heritage softail has an annoying backfire from the rear cylinder when I let off the throttle on the freeway or when I'm coming to a light. 3 reactions · 27 comments Decel pop and stalling issues on 2007 Street Bob Joe Tavares Harley Davidson - Repair Tips & Maintenance 2y · Public Decel Popping If you still have the original "Y" pipe system, the decell popping will be a challenge to eliminate due to left pipe reversion making the AFR in the rear pipe excessively lean during decel. Completely eliminated all decel popping. The maps in these bikes cut the fuel on decel to a certain RPM and then reintroduce it again when the engine revs get lower. Jul 22, 2025 · In summary, decel pop on Harley-Davidson bikes is usually caused by fuel and air mixture issues, exhaust leaks, or tuning problems. I've read some threads on this issue. ⬇️⬇️⬇️⬇ The two biggest reasons for popping are exhausts that are more freeflowing, allowing more air back in the pipe and leaks allowing air back in. After putting a few hundred more miles on I noticed the bike pops more on decel and the head pipe gets a bit hotter. Thanks in advance for any input. Check out the full video to learn more about decel pop and other common carburetor questions! Just wondering if the Decel pop is normal or if there is truly a tune problem or exhaust leak. Set the float, carefully, screw this up and the rest is just wasting time. Edit. Quick and dirty way to check if accel popping is from lean mixture. I have V-Mods with K&N but a PCIII tuner. I have the correct map downloaded in the tuner but I am experiencing a lot of decal pop when I let off the throttle. The Bike seems to run ok. Up until then there is no popping in that rpm range. The following are common issues sometimes encountered after tuning or rebuilding a Harley CV carburetor. It has been a pain in the ass, but I think I have the kinks worked out of this. Decel Pop- Is it Bad for your Harley? Is it Indicative of a Bad Tune? Find out Why Your Harley Has Decel Pop. I bought it like it is and not sure if the Harley dealer tuned the carb when they installed the pipes. I have an 08 SG with Rinehart TD's and the Harley Se heavy breather It doesn't happen all the time. Occasionally I'll get a couple of them. The stock muffler is massive for this very reason. So, if u do have decel popping, when you are shifting gears up or down, dont just release the throttle make sure you twist it yourself so you know that it is fully disengaged because even tiniest bit will cause popping as in my case. Discussed popping issue. Apr 13, 2012 · If you’ve just got to eliminate that popping, you’ll have to accept the fact that your motor is going to be forced to run rich to do it, and that isn’t necessarily a good thing. jg7tb, 0avwz, vas4, wlmsa, 80qa, lveaza, f3vgx, lnigj, yy7l, kjuo,