S&S Cycle Tappets — Harley-Davidson Electra Glide, Softail Heritage Classic, Electra Glide Classic (1955-2026)

S&S Cycle Precision Tappets are hand-assembled replacement lifters for Harley M8, Twin Cam, and late-model Sportster engines. Built to tight tolerances for quiet valve train operation and rapid pump-up at high RPM.

Features

• Hand-assembled to exacting tolerances
• Reduced valve train noise from cold start to shutdown
• Fast pump-up and superior high-RPM performance
• Low leak-down rates
• Made in USA

Specifications

• Brand: S&S Cycle
• Manufacturer Part #: 330-0718
• Category: Engine Components / Push Rods
• Weight: 1.2 lb

Fitment

Fits Harley-Davidson M8, Twin Cam, and late-model Sportster engines as direct replacements for both standard and premium OEM lifters.

Frequently Asked Questions

Will these fit my Milwaukee-Eight engine?

Yes — these tappets are designed for M8, Twin Cam, and late Sportster applications as direct lifter replacements.

What's the benefit of hand assembly?

Hand assembly to tight tolerances reduces valve train noise and leak-down, improving reliability and pump-up speed at high RPM.

Do I need any special installation tools?

Installation follows standard Harley lifter replacement procedures. Consult your service manual or a qualified technician for your specific model.

Are these street-legal?

Yes — S&S Cycle tappets are OEM-replacement components suitable for street and competition use.