GUIDE PLATES CHEV SB FORD SB 3/8 ADJUSTABLE set

Full set of (8) flat, adjustable, 2-piece, guide plates For 3/8in diameter pushrods & 7/16in rocker studs. Designed for use on cylinder heads with relocated intake ports. Engineered using stereo lithography techniques for an accurate fit and are able to be welded after final adjustment. Contoured & clearanced for head bolts and are also Hardened & black oxide finished.