Howards Cams Inc Lifter Set 91135; RaceMax Vertical Bar Mechanical Roller Center, Center 0.842 in. 0.300 in. for Chevy 396-454

For the racer who wants a lifter they can rely on with added features. Heat-treated 8620 steel billet bodies. Bodies are CNC machined in one process to assure accuracy of all part features. Increased oil ban diameter for maximum rigidity. Precision ground for proper fit in O.E. and +.300 inch tall aftermarket lifter bores. Heat treated tool steel nitrided axles and precision fitted roller bearings. Pressure fed axle oiling insures longevity and best defense against premature failure. Made in the USA!