Harley Davidson Engine Knock Idle

Unless the motor has very high mileage and has been lugged regularly causing connecting rod bearing failure the most common cause of knocking in a Harley.

Harley davidson engine knock idle. Also a good time to check primary chain tensioner Hoople Jul 11 2011. It will eventually lock up and ruin the camshaft that its riding on. Located the loose clamp and took care of my issue.

If you start to notice rod knock this isnt a problem that will just resolve itselfyou must take immediate action and replace the rod bearing while also fixing any other parts associated with the sound. Otherwise the bike could suffer an insufficient charge of the battery too. A KNOCKING SOUND IN THE ENGINE IS MOST LIKELY CAUSED BY ONE OF THE FOLLOWING 1.

Engine Noise Diagnostic Guide. Noise will also disappear at acceleration. At idle only and particularly when warm.

Idle engine and short out each cylinder plug. There is a knocking in the engine. MT Clutch Smoothness effort and slippage 175.

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. Bike still under warranty and dealer is suggesting carbon build up in head wants to tear down engine. Im sorry but I dont know a lot about the Twin Cam engines but they are not that much different from the Evolution engines.

Sounds like a chain hitting metal. 2012 FLTRU Harley Davidson Twin Cam 103 ticking sound starts on cold start up 21000 miles. Under power slack would be taken out but at idle would knock.