Edelbrock part #97453 high performance hydraulic roller lifters for 1962-87 Small-Block Ford 289/302 & 1969-93 351W engines are the perfect match for street and high performance applications. With unsurpassed tolerance capable of high rpm power, these precision self-aligning retro-fit hydraulic roller lifters are designed for use in early model non-roller engine blocks originally equipped with conventional lifters. Sold in complete sets of 16.