What do Harley lifters do?
Harley-Davidson engines use roller tappets, which means they have a small wheel on the lower end that rolls on the cam as it turns. Tappets also provide a way to take up the lash between all the various components in the valve train.
What kind of lifters do you use on a Harley Davidson?
Our first choice, however, are S&S lifters. It can be argued that another manufacturer’s lifters are equally good, but we like to stick with what we know. We have used S&S lifters in a majority of our engine builds and rebuilds without issue or failure.
What’s the name of the Delphi Harley Davidson lifters?
That’s why there was a Harley p/n change from 18538-99 to 18538-99A and now 18538-99B. However, Delphi did not specifically designed for Harley as found in the Johnson-Hylift lifters.
What causes a Harley Davidson lifter to bleed?
After doing some small to stand up to Harley’s heavy valve spring pressure. The oil reservoir inside the lifter is too small. It doesn’t hold enough oil to let the lifter bleed valve train slack. Note: ALL lifters bleed off during operation and even
Why is my Harley Davidson lifter so noisy?
The main the piston diameter, but this leads to a smaller high pressure oil reservoir. The volume is too small and allows the lifter to clatter. That may be why so many of the late model Twin-Cam bikes are noisy. After doing some small to stand up to Harley’s heavy valve spring pressure. The oil reservoir inside the lifter is too small.
Our first choice, however, are S&S lifters. It can be argued that another manufacturer’s lifters are equally good, but we like to stick with what we know. We have used S&S lifters in a majority of our engine builds and rebuilds without issue or failure.
Did you know Harley hydraulic lifters are directional?
TC Series: 19 Did you know Harley Hydraulic Lifters are directional? How to install them correctly If playback doesn’t begin shortly, try restarting your device. Videos you watch may be added to the TV’s watch history and influence TV recommendations. To avoid this, cancel and sign in to YouTube on your computer.
That’s why there was a Harley p/n change from 18538-99 to 18538-99A and now 18538-99B. However, Delphi did not specifically designed for Harley as found in the Johnson-Hylift lifters.
The main the piston diameter, but this leads to a smaller high pressure oil reservoir. The volume is too small and allows the lifter to clatter. That may be why so many of the late model Twin-Cam bikes are noisy. After doing some small to stand up to Harley’s heavy valve spring pressure. The oil reservoir inside the lifter is too small.