Skip to product information
Tappet Block Screw Kit For Harley-Davidson
- Set of eight with 1/4" x 20 UNC thread, is nickel plated, and has a hex shaped head
- Screw does not have taper and fits 1976-later style lifter blocks only
- Choose the correct thread type for your application
- This set is for use on late model lifter blocks without tapered holes
- Replaces OEM: 3770
- Fits 1948-1984 FL models