COM813-16 Solid Lifters, SB/BB Chevy V8 and Cadillac 472-500

Solid/Mechanical Flat Tappet Lifters (16) Designed and manufactured using the tightest tolerances in the industry for ultra-precise construction Oil metering band is milled to exact depth to prevent too much oil from being delivered to the top of the engine Face of the lifter is ground to precise radius for proper break-in and guaranteed longer life Applications Chevrolet Small Block V8 265-400 Big Block V8 396-454 Big Block V8 348-409 Specifications .842" Diameter - 98g Weight - 1.88" Seat Height.