How does carburetor jetting work on a Harley?
Install the carburetor back onto the bike and perform the tuning procedure as described under Carburetor Tuning. As you can see, Harley carburetor jetting is a fairly simple procedure that under most conditions will yield greater performance when requiring a richer fuel mixture.
Can you change the jet size on a Harley Davidson?
Only increase the jet sizing one size at a time to avoid an overly rich idle. An EZ-Just mixture screw will also assist in fine tuning once you have the correct jetting. Only replace the Main Jet with one size larger after properly tuning your slow/idle jet settings.
Where can I get Mikuni tuning and jetting parts?
They also have parts for PWCs, ATVs and snowmobiles. They’re one of the largest Mikuni dealers anywhere and their prices are very reasonable. They also have a great selection of parts, fast shipping and superb customer service.
Can a Mikuni pumper be used on a Harley engine?
NOTE: Hooks up to most factory Harley throttle and choke cables. NOTE: Developed for Harley engines, but can be used on just about anything requiring this size and type of carburetor.
Do you change the main jet on a Harley Davidson?
DO NOT do any of the following: Do Not change the main jet; the stock one is just right with a free-flowing air cleaner and mufflers. Yep, the stock main jet is rich. If you find this hard to believe, use the main jet test in the Mikuni manual to see for yourself.
What should I do to my Harley Davidson jetting?
Remove the soft aluminum plug covering the idle mixture screw. Back the screw out to slightly richen the idle mixture (½ to 1 ½ turns will do it). DO NOT do any of the following: Do Not change the main jet; the stock one is just right with a free-flowing air cleaner and mufflers.
Install the carburetor back onto the bike and perform the tuning procedure as described under Carburetor Tuning. As you can see, Harley carburetor jetting is a fairly simple procedure that under most conditions will yield greater performance when requiring a richer fuel mixture.
Where to buy a 2002 Harley Davidson Dyna Low Rider?
And check out the bike’s reliability, repair costs, etc. Show any 2002 Harley-Davidson FXDL Dyna Low Rider for sale on our Bikez.biz Motorcycle Classifieds. You can also sign up for e-mail notification when such bikes are advertised in the future.
When do you need to Rejet carburetors after changing the exhaust?
Where it becomes an issue is when you are installing a stronger or tuned exhaust. Doing so raises the running temperature of your engine and more fuel is needed to compensate. This requires a larger jet. Ergo the rejetting tuning the carburetor to match the new exhaust’s demand.
Why does my carburetor go off when I run a rich mixture?
When a vehicle is running rich, the fuel-to-air ratio is off because the carburetor is delivering too much gasoline. Typical symptoms of a rich mixture are:
When to replace the carburetor on a Harley Davidson?
Harley carburetor jetting should only be performed after completing the fine tuning procedure described under Performance Tuning and your Harley is still running too lean. A good rule of thumb is to replace the Pilot Jet first and only replace the Main Jet once the engine’s idle and midrange are satisfactorily tuned.
When to convert a 2008 FXST to a carb?
For instance, somebody intending to convert a 2008 FXST to carb would need the service manual and the parts manual for the last year that Softails were made before EFI became standard; in that instance, it would be model year 2007. Harley-Davidson, as well as the people who ride the company’s products, is resistant to change.
Harley carburetor jetting should only be performed after completing the fine tuning procedure described under Performance Tuning and your Harley is still running too lean. A good rule of thumb is to replace the Pilot Jet first and only replace the Main Jet once the engine’s idle and midrange are satisfactorily tuned.
When to adjust the mixture on a Harley Davidson CV?
Anytime you rejet or change exhaust or air cleaner intake it is suggested to adjust the mixture. The mixture screw or EZ-Just is the key to proper tuning. These tuning steps apply to all Harley CV carbs from 1989 to present that use the CV 40mm style Harley Davidson carburetor but also apply to the CVK40 found on other models.
How big should the jetting be on a Harley?
If your stock jet was a #42 the next size larger will be #44 or #45. Only increase the jet sizing one size at a time to avoid an overly rich idle. An EZ-Just mixture screw will also assist in fine tuning once you have the correct jetting.
What causes carburetor to pop on Harley Davidson?
The gaskets between the head pipes and the exhaust ports of the heads is a crush fit that will leak if the pipes are removed, reinstalled, or over/under torqued. Cool air drawn into the exhaust at these seals will result in hesitation or popping commonly misdiagnosed as a carburetor problem.
What kind of carburetor does a Harley Davidson use?
Harley Davidson Pilot Jets for CV Carburetors are normally sold in sizes 40, 42, 45, 48, 50, and higher. A Stage 1 Carb Kit will normally offer you a proper range of jets for your particular model.
Why does a Harley Sportster need an air intake?
When your Sportster breathes better, it performs better. More air input translates to more power output! J&P can upgrade your Harley Sportster air intake and Harley Sportster air cleaner to get the most out of your 883 or 1200 engine.
Can you upgrade the fuel filter on a Harley Sportster?
More air input translates to more power output! J&P can upgrade your Harley Sportster air intake and Harley Sportster air cleaner to get the most out of your 883 or 1200 engine. While you’re upgrading, it would also be the perfect time for a new Harley Sportster air cleaner kit or Harley-Davidson Sportster fuel filter.
Harley Davidson Pilot Jets for CV Carburetors are normally sold in sizes 40, 42, 45, 48, 50, and higher. A Stage 1 Carb Kit will normally offer you a proper range of jets for your particular model.