FEULING OIL PUMP CORP. Bore Lifter - Gauge - No-Go* 9004

Bore Lifter - Gauge - No-Go™ Feuling® recommends a lifter to lifter bore clearance of 0.001" - 0.0015" for optimum lifter performance, Designed to accurately measure lifter bore diameter and bore roundness, Includes sizes; 0.8430", 0.8435", 0.8440", and 0.8450", Made in the U.S.A.