Seller notes

Cat Part Number: GP-455B Fits Pontiac 350, 400, 421 & 455 V8's Heads with Factory Valve location Please contact before ordering if you are not 100% sure of fitment Guideplate Pushrod Size: 5/16 in. Guideplate Style:Flat Guideplate Material:Steel Guideplate Finish:Black oxide Machine Work Required:Yes Quantity:Sold as a set of 8. Cat Pushrod Guideplates Cat pushrod guideplates are necessary in high-rpm motors. They keep your pushrods in line with your lifter cups and rocker arms—and prevent def...

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