Full set of (8) guide plates; flat, 1-piece, non-adjustable

For 5/16" diameter pushrods & 7/16" rocker studs

Fits Small Block Ford 289, 302, 351ci Windsor

Designed using stereo lithography techniques for an accurate fit

Feature exact stud placement & rounded contact points

Necessary for high lift/spring pressure environments of performance engines

Hardened & black oxide finished