What happens when the cam chain tensioner goes bad?


What happens when the cam chain tensioner goes bad?

When the tensioner goes bad, the chain may appear loose within its connected parts, causing it to fail. Again, the timing chain failure causes the engine to malfunction, and in extreme cases, the car would not run.

How much does it cost to replace a cam chain tensioner?

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.

What year did Harley switch to hydraulic cam chain tensioners?

Regardless, the cam chain tensioner issue occupied more space in Twin Cam forums than the cost of gas debate. All of which in 2007 resulted in H-D modifying the part with a hydraulic actuated tensioner. As it turned out, 2007 was a big year for other reasons too.

How do you adjust a manual cam tensioner?

To set the tensioner adjustment, rotate the engine forward while screwing the tensioner bolt in. When you feel the engine tensioner parts (guide, rollers, etc.) make contact with the moving cam chain, back the tensioner bolt out 1/4 turn and tighten the jam nut.

How often should I Change my Cam tensioner?

The only way to get around the stock early tensioner design is to either change them every 25K or so or change to the 2006 and up or maybe go to gears. It all depends on whether you want to spend a lot of dough on the issue.

When did cam tensioner bearings start to change?

The years 1999 through 2005 and some 2006 with the original tensioner designs are all functionally the same. While there have been minor changes with regard to the camplate and the bearings, there aren’t really any substantive differences in those years.

How many miles does a twin cam tensioner need?

As with anything, the people who’ve had the failures scream the loudest (don’t blame them a bit) and it makes it look like all hell’s breaking loose when the majority of Twin Cam 88s are humming along and racking up the miles. Check the tensioners at about 35,000 miles.

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.

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