Full set of (8) flat, 1-piece, non-adjustable guide platesFor 5/16" diameter pushrods and 7/16" Rocker StudsFits AMC 290-to-401 c.i.d. and Pontiac 350-to-455 c.i.d. V8 using stereo lithography Techniques for an accurate fitFeature exact Stud placement and rounded contact pointsNecessary for high lift/spring pressure environments of performance enginesHardened and black oxide finished
