Harley Davidson Engine Knock Idle
Fuel-injected Harleys and other bikes tend to have more problems with their idle speed.
Harley davidson engine knock idle. I would say once past 2500-2800 rpms it would start knocking. Turorial Video-Harley-Davidson Engine Idle Temperature Management System-EITMS. Two more areas where a slightly different clicking clucking sound can come from is the breather seperator cap chattering up and down or the throttle shafts tapping at idle.
Mods raise your engines compression ratio which will increase its risk of knocking. Located the loose clamp and took care of my issue. Maybe a dumb suggestion as I am not sure where the sound is coming from but one of my heatshields wiggled loose and began to make a low knock sound near the engine.
EITMS can be used by any rider but is specifically for those riders who frequently find themselves in riding conditions where the vehicle is subjected to prolonged idle conditions or traffic congestion the motorcycle is equipped with an Engine Idle. The problem may occur when the engine is hot or cold or when you are low on fuel. MT Clutch Smoothness effort and slippage 175.
Always try maintaining this range while for a fuel-injection installed Harley Davidson. Sounds like a chain hitting metal. It could also be the throttle body butterflies pulsing with the vaccum when they are almost shut idle.
However it is not a big deal to leave them alone if that is the cause. These problems are usually caused by a serious mechanical problem or an unclean throttle. Under power slack would be taken out but at idle would knock.
One of the weak points in any Harley engine is the rollers on the ends of the tappets. The small needle bearing goes bad and it starts to knock. Harley Davidson Poor Performance - The engine starts but there are performance problemsThese problems may include poor fuel economy rough idle engine misfire engine hesitation severe spark knock etc.