How is mixture tuning done on a Harley Davidson?
Mixture tuning on your Harley Davidson CV carburetor is a simple procedure that can easily be performed with basic tools. 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.
What kind of tuner do I need for my Harley Davidson?
Do you just want your Harley to run great so you can enjoy riding it? If you use a Screamin’ Eagle Pro Super Tuner (SEPST), Screamin’ Eagle Street Performance Tuner, TTS, Power Vision, or Screamin’ Eagle Race Tuner (SERT), MyTune is the Harley Davidson tuning software you need.
How does mytune work on a Harley Davidson?
MyTune is an easy to use Windows program that takes data logged from your bike and generates a tune tailored specifically for your bike. It was developed by a home tuner for home tuners. You don’t need to have a deep understanding of the Harley Davidson EFI system to use MyTune.
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 can I soften the curve on my XL1200 Sportster?
If you fail to do this, the motor will lose power, run hot, and there’s a very real chance you’ll scuff your pistons. Softening the curve and pulling back the final timing will be accomplished via either the EFI tuner (07+ models) or an aftermarket ignition module (86-06 models).
What kind of CARB do I need for a XL1200 Sportster?
Proper fueling is critical. If your bike is carbureted (86-06), this means jets. For a CV40 carb (commonly used up to a little over 90hp), a good starting point is a 185 main, a 45 pilot, and 3 turns out on the idle mixture screw. On the higher power packages we recommend a Mikuni HSR42 or HSR45 carb.
When to put 1000 miles on a Harley Davidson?
After completing the Harley Davidson 1000 Miles Service Checklist, you’ve got time to put some miles under your belt. The next recommended service check is at 5,000 miles. However, don’t forget to check the small things. Get to know your bike. It will let you know if something is amiss.
Do you need a factory tuner for a Harley Davidson?
Factory tuners are no help at all. Watch out if under warranty…one dealer in central IL said if install non-HD tuner you void warranty (which is crap). He said new ECM marks when a tune was done and if put back to stock tune prior to service they still can see it and warranty was invalid.