Jims Rocker Hydraulic liftersRef : JIMS00082A / DS194107

The JIMS rocker (manufacturer ref. 2456-1) is a hydraulic tappet designed for Harley engines and vintage/classic machines, touring and roadster. Made from steel, it features the Big Axle™ Powerglide™ geometry with a micro-finished bore and precision machining aimed at reducing operational clearance (0.0002"). Ideal for riders looking for a robust replacement part specifically designed for roller architectures.

• Type: Hydraulic tappet.
• Material: Steel, carefully manufactured for strength and durability.
• Diameter: 0.8425.
• Big Axle™ Design: three functional element structure: thickened outer roller (27%), reduced axis bearings (‑12%) and enlarged axis (+36%) serving as the inner ring.
• Operational clearance: micro-finished bore allowing for very precise adjustment (0.0002").
• Origin: Made in the USA.

This part is particularly suitable for Harley Davidson Softail 1340 models (e.g. FXSTS, FXSTB, FXST 1999) — please check compatibility with your machine before installation. A reliable replacement part for roller tappets, it fits into camshafts and timing systems that accept tappets of this diameter and style.