S&S Cycle Pushrod Kits 1936-84 BT & 1957-85 XL - Manual (Page 5)

5
a- Remove pushrod cover clips and lift cover assemblies to view lifters.
b- Remove spark plugs and rotate engine until front piston is at the top of its stroke, with both front lifters at their lowest position
(TDCC – top dead center, compression).
c- Loosen front lifter adjusters and remove pushrod and tube assemblies.
d- Clean and inspect pushrod tubes. Replace all cork and/or o-ring seals. Apply a light coat of engine oil to o-rings.
e- Remove tappet block, perform plugging step detailed in above note, reinstall tappet block and tappets.
f- Remove hydraulic units from tappets and replace with solid lifter adapters.
g- Insert new pushrods through tube assemblies and install in appropriate positions.
h- Extend adjusting screws to remove lash in pushrods. Adjust to be able to spin pushrods with fingertips with a slight drag, and tighten locknuts.
i- Repeat above procedures for rear cylinder.
j- Replace spark plugs and pushrod tube clips. Start motorcycle and check for leaks.