What year Harley had cam chain tensioners?
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.
How long do Harley hydraulic tensioners last?
I don’t object to spending the extra money on any of the cam design upgrade options (hydraulic, gear drive, etc), but the truth is, you can leave the existing design in place, replace the tensioners with new ones and expect to get another 40K-50K miles out of them. For most people that’s 5-10 years of service.
What does a bad cam chain tensioner sound like?
There is a rattling sound. A lax timing chain, or worse, a broken timing chain with loose parts within the engine, will produce a rattling sound when your car is idling. This rattling sound is typically most prominent while the engine heats up and disappears after some time.
What happens when the cam chain tensioner goes bad?
A failed tensioner will cause the timing chain to be loose, which can result in a rattling noise coming from the engine. If the engine has hydraulic tensioners, you might notice that the noise is most prominent upon start-up when oil is just beginning to circulate throughout the engine.
How much does it cost to replace a cam chain tensioner?
Timing chain tensioner replacement cost ideas- Typical costs may include Mechanic Repair Service and Car Parts cost. The average cost to replace timing chain tensioner is around US$1000 to US$1600. In which the service is around US$600 to US$1000 while aftermarket auto parts are estimated between US$450 and US$600.
How many miles is a twin cam 88 Good For?
The twin cam was designed to last 100,000 miles without needing major service with regular maintenance.
When should a cam chain tensioner be replaced?
between 80,000 and 120,000 miles
Every time you use the engine, the timing chain is in use. When does a timing chain need to be replaced? The timing chain normally needs to be replaced between 80,000 and 120,000 miles unless there is a specific problem.
How long does it take to replace a timing chain tensioner?
How long does it take to replace a timing chain tensioner? Because this critical piece of the engine requires careful attention during a replacement, it can take anywhere between six to eight hours to replace a timing chain tensioner and assembly.