What makes a Harley Davidson twin cam engine make noise?

What makes a Harley Davidson twin cam engine make noise?

Often referred to as the ‘Achilles Heel’ of the Twin Cam engine are the spring loaded cam chain tensioners on pre-2007 models. At one time, Harley had used gear driven cams, but to cut down on noise, reverted to a silent timing chain setup as used in many car engines.

Why does my Harley Davidson make a knocking noise?

Twin cam engine cutaway. The crankshaft flywheels in the twin cam engine are pressed together and have the potential to twist or slip, which will cause a knocking noise in the bottom end or near the gear case; plus, a much more noticeable engine vibration.

Can a Harley Davidson twin cam engine be rebuilt?

I talked with a couple shops about my rebuild project and discovered that I knew embarrassingly little about the breadth of options for rebuilding a Harley V-twin. To begin with, all sizes of the Twin-Cam engine, 88, 96 and 103 ci can be rebuilt to 103 and even up to 107ci.

Why does my twin cam motorcycle pop on deceleration?

I have this problem myself. What are the most common causes and cures for this problem on a fuel injected twin cam motorcycle? Popping on deceleration is due to unburnt fuel being ignited in the exhaust. The reason you do not hear this on a bike with a stock exhaust is due to the baffling of the stock exhaust.

Instead of sitting securely in place, a worn sprocket may jump, causing further engine noise. The Harley-Davidson Twin Cam TC88 engine replaced the company’s Evolution engine and, for the most part, improved on it. However, some riders found the TC88 to have a problem with its cam-support bearings.

How big is a Harley Davidson 88 twin cam engine?

The total displacement of the 88 twin cam engine is 1450 cc, or 88

Twin cam engine cutaway. The crankshaft flywheels in the twin cam engine are pressed together and have the potential to twist or slip, which will cause a knocking noise in the bottom end or near the gear case; plus, a much more noticeable engine vibration.

What to do about twin cam engine problems?

Harley Cooling is an effective way to help your twin cam engine. The oil cooler features a controlled fan that provides a continuous flow of cooling air, thus helping your engines cool down and reduce the wearing of the plastic shoes. This is recommended since it directly tackles the problem head-on.