Crane Evolution Tappets
Body manufactured from alloy steel billet using precise CNC machining techniques. Heat treated for improved strength and wear resistance. High precision, hardened ball-type check valve system provides superior sealing and lash control.

Valve seat is self-cleaning and less susceptible to noise caused by oil contamination. Rotating check ball prevents localized wear and pitting. Plunger is precision ground and select fitted to tolerances in the millionths-of-an-inch range for quiet operation.

Exclusive high-strength pushrod seat employs precision edge metering for positive oil control. Rugged one-piece design for reliability and impact resistance under all conditions. Premium full-engagement snap ring retainer provides positive control under the most severe operating conditions.
TEC #  Description Crane  
83195 1984-up Harley-Davidson® Big-Twin® and 1986-1990 Sportster®

Hydraulic Roller Tappets

 8-2000
83193 1984-up Big-Twin® and 1986-1990 Sportster®

Big Axle

 8-2050
83191 1991-up Harley-Davidson® EVO Sportster®

Hydraulic Roller Tappets

 8-2100
Crane Roller Tappet Kits
High quality roller and axles for replacement on all Evo® Big-Twin® and Sportster's®.
TEC #  Description Crane  
83364 Evolution® Big-Twin® 1984-Up and Evolution® Sportster® 1986-1990 (set of 4) 8-0105