
FEULING PARTS measuring ball set designed to accurately control the diameter and roundness of lifter bores. An essential workshop tool for anyone working on vintage and modern Harley-Davidson Big-Twin engines, these balls allow for the assessment of wear and compliance of the bore before fitting or adjusting the lifters.
Suitable for lifter bores of the following engine families: EVO (1984-1999), Twin Cam (1999-2017) and M8 (2017-2024). Compact and robust, these balls fit perfectly into the toolbox of both professional mechanics and amateur builders for quickly diagnosing a non-concentric or out-of-tolerance bore.
Manufacturer reference: 9004 — Brand: FEULING PARTS — Category: 3801-ENGINE TOOLS.