Universal Cylinder Liner Puller Tool 3-7/8" to 6-1/4" Bore Fit Mack Cummins CAT Heavy Duty Diesel Engine Replace PT-6400-C M50010-B 3376015. Wide Engine Compatibility : Covers 3-7/8" to 6-1/4" bore size wet liners, perfectly compatible with Mack, Cummins, CAT, Volvo and Detroit heavy-duty diesel engine series for versatile maintenance use.
