High Performance Hydraulic Tappet Set – 1984-99 Harley-Davidson Big Twin 1986-90 XL
S&S offers high performance tappets for 1984-1999 HD Evolution and 1986-1990 HD Sportsters. These tappets are a great choice for any stock or high performance application. Only the finest materials and precision machining techniques are used in the manufacture of these lifters, and strict quality control insures that they will work flawlessly every time, no matter what the application. Sold as a set of 4, and made in the USA. See Additional Information below for complete fitment.
- Rollers have a larger-than-stock inner bearing race that reduces stress and increases axle life
- Each lifter body and plunger assembly is hand-fit and pressure-tested to ensure correct operation
- Redesigned plunger assembly withstands forces associated with heavy-duty valve springs and pushrods typically used in high-performance applications
- Revised metering device precisely controls oil delivery to top end, ensuring rapid lifter pump-up and reducing possibility of oil starvation to bottom end
- Made in the USA
