Often asked: What Year Did The Plastic Cam Chain Tensioner Go Away On Harley Davidson?

What year did Harley fix the 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.

When did Harley switch to hydraulic tensioners?

Beginning with the 2006 Dyna, they changed the design to hydraulic tnesioners with different bearings and tensioiner material.

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.

Which is better twin cam or Evo?

Re: Evo v Twin Cam Dyna There are some clear differences between the engines. Essentially, the Evo engine has a much more efficient combustion chamber and head design, and can produce more horsepower and torque than the TC 88 for a given cylinder volume. However, the TC 88 has a better lifter design.

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How many miles do Harleys last?

They buy them for aggressive riding and sharp handling. For sports bikes, 25,000 miles can be a lot. Harley-Davidson® motorcycles are built to last much longer. If a bike has good maintenance records, no signs of damage and no oil leaks, even a bike with 40,000 to 50,000 miles can be expected to last a long time.

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 year did Harley not buy?

1981 was a notoriously bad year for Harley, produced while the company was still run by AMF. It’s a neat-looking track-focused bike, but that’s about it. The XR-750 was notoriously underpowered, unreliable, and most of all had balance issues that could easily cause the rider to lose control of the bike.

How long will a twin cam 88 last?

The twin cam was designed to last 100,000 miles without needing major service with regular maintenance.

How do you know if your cam chain tensioner is bad?

You would notice some signs that tell that the chain tensioner is failing, and you can conduct a further inspection to see if there is a need for a replacement. These symptoms often include a knocking sound, check engine light turning on, and an engine misfiring.

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When should a cam chain tensioner be replaced?

The timing chain normally needs to be replaced between 80,000 and 120,000 miles unless there is a specific problem. Issues with the chain are common in higher mileage vehicles.

What does a bad timing chain tensioner sound like?

When a timing belt tensioner fails, it can result in a number of different symptoms. Symptom 1: Squealing, rattling, or chirping. When the tensioner or tensioner pulley fails, the loss of tension can cause the belt and pulleys to make high-pitched rattling or chirping noises.

Can I change timing chain tensioner myself?

You may find the need to replace your timing chain at some point; however with the right tools, a service manual and some mechanical know -how, you can do it yourself. Just be aware that this is a major job and can have serious consequences for your engine if done incorrectly.

What are signs of a timing chain going bad?

What are the symptoms of a bad timing chain?

  • The engine misfires. Once a timing chain is stretched and has lost its integrity, the chain may skip a gear and lose the necessary coordination leading to an engine misfire.
  • There is a rattling sound.
  • Check your car’s oil for metal shavings.

What does the cam chain tensioner do?

Consequently, the timing chain tensioner is a device that places the necessary tension or pressure on the chain to allow it to control the timing chain properly. It usually performs this function through spring tension or hydraulic pressure.

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