H-D #18492-48, 18555-36, 18570-38
"Solid" LIFTER & Alloy PUSHROD SET
with Lash ADJUSTMENT SCREWS & NUTS
Style as used originally on 1948 - 1952 Panhead Motors
can be retro fitted to all 1953 - 1965 Pan Motors to eliminate
Hydraulic Lifters & Steel Pushrods

Stock Tappet OD .7310"

Hone to Clearance fit .007" - .012"

Installation must be done by a knowledgeable motor technician