When did the twin cam motor come out for Harley Davidson?
1999-2006 Harley Davidson introduced the Twin Cam motor. In order to run the valve train Harley went to a cam chain tensioner set up utilizing a spring loaded shoe putting pressure on the cam chain with push rods. They also used, and I can’ remember the technical name of the chain, an older chain design.
What’s the problem with my 95 inch twin cam?
Our 95-inch Twin Cam was no exception, emitting all kinds of valve noise that was accentuated by rocker-to-rocker box contact. We decided to see what we could do about the problem and contacted TP Engineering to try a set of its brand-new Pro-Vent rocker boxes and a set of JIMS roller rockers.
What’s the difference between a Dyna and twin cam?
Dyna and Softail models will keep the Twin Cam motor. More Power: Each Milwaukee-Eight engine produces 10 percent more torque than the engine it replaces in Touring models.
When do Harley Davidson twin cam chain tensioners wear out?
They also used, and I can’ remember the technical name of the chain, an older chain design. Indeed the cam chain shoes would wear out partly because of the shoe and partly because of the chain. Harley recommended getting them checked between 35 and 40K miles. Problem is they could give out ANY time and were not covered under warranty.
Are there any problems with the Harley Davidson twin cam engine?
There are plenty of defects in the Twin Cam engines. Enough potential issues to actually alarm you and make you think twice before buying one. The main problem of the Twin Cam engine of the Harley Davidson is probably it’s the design aspect of the cam chain system. The actual design itself is designed poorly.
They also used, and I can’ remember the technical name of the chain, an older chain design. Indeed the cam chain shoes would wear out partly because of the shoe and partly because of the chain. Harley recommended getting them checked between 35 and 40K miles. Problem is they could give out ANY time and were not covered under warranty.
Can a twin cam balancer go out of alignment?
For the most part, the Twin Cam B-motor counter-rotating balancer system is relatively maintenance free. However, under certain conditions the chain drive sprocket pressed on the crank’s pinion shaft can slip, throwing the balance shafts out of alignment and the engine violently out of balance.
What happens if you leave a twin cam engine unfixed?
If this problem is left unfixed and not noticed, there is a chance that the entire engine of the Twin Cam will be destroyed; pistons, cams, even engine cases. It is a really serious engine problem that needs a lot of attention to get fixed.
Is there a way to adjust timing on a twin cam engine?
Hello Cap, there is no way to adjust timing on a Twin Cam engine. Your crank position sensor reads your flywheels and sends that info to your ECM or ICM (carburated). Early T/C’s also used a cam position sensor. – Dennis Related Video: Cam Chain Tensioner Class Have a question you want answered by a Fix My Hog expert? Send us your question here.
How do I get the DTC code on my Harley Davidson?
To get the DTC within an area of diagnostics, push and hold the odometer reset button in for 5 seconds and release. If there are any DTCs the code will be displayed or the word “none” will appear if there are no DTCs.
What was the problem with the Twin Cam 88?
99-02 – The problem with the early twin cam 88 was not necessarily the fact that they had a spring loaded cam chain tensioner.
When did Harley Davidson stop using twin cams?
The Haynes Twin Cam Manual covers all models from 1999-2010. In order to quiet things down (to meet government noise regulations), and improve the pushrod geometry, the single, central, gear driven cam was replaced by two cams, one at the bottom of each cylinder, and driven by chains.
How often should a twin cam motor be replaced?
That last “feature” would prove to be one of the Twin Cam motor’s major failings over the years, as the chain tensioner was not up to the job and need to be inspected every 15,000 miles, or replaced with an upgraded tensioner system or gear driven cams.
How to get the DTC code on a Harley Davidson?
6 – To get the DTC within an area of diagnostics, push and hold the odometer reset button in for 5 seconds and release. If there are any DTC’s the code will be displayed or the word “none” will appear if there are no DTC’s. Push the odometer reset button again to view additional codes if they exist. 7 – Record the codes.
Why do you need inner cam bearings on a twin cam engine?
The oil pump seized over the crank shaft and damaged the crank shaft. The rest of the bearing needles dropped into the crankcase and and continued to spread throughout the engine. This is why it is of utmost importance to upgrade inner cam bearings and cam chain tensioners on the Twin Cam engine.
What kind of engine does a Harley Davidson Dyna Glide have?
This article applies to Harley Davidson Dyna Glide (2000-2016). Compared to other motorcycles on the road, Harley Davidson motorcycles have a fairly unique engine design. Harley engines have evolved over the years, but still remain true to their roots with a 45 degree air-cooled pushrod V-twin installed in Dyna models.
1999-2006 Harley Davidson introduced the Twin Cam motor. In order to run the valve train Harley went to a cam chain tensioner set up utilizing a spring loaded shoe putting pressure on the cam chain with push rods. They also used, and I can’ remember the technical name of the chain, an older chain design.
Is there a problem with hydraulic cam chain followers?
Some believe that the problem still exists even with the new hydraulic cam chain followers, but we are not seeing that at all. Our opinion is that if you have an affected model that you take action as soon as you can and avoid the impending problem all together since you can’t predict when it will happen.
When did I replace the cam bearing in my Fatboy?
Recently, Dave63 and I, installed a new Andrews cam in my fatboy, a 1998 Evolution engine. In the course of swapping a cam, you need to replace your inner cam bearing as well.