Ford 429 460 Guide Plates (3/8" Pushrod - 7/16" Stud Hole - 1 Piece) they have hardened stem tips

they have hardened stem tips for durability and are swirl-polished

using an O-ring to prevent leakage

Speedmaster keeps you in the race with competitive pricing and quality parts

The Speedmaster design incorporates open-fin spacing that promotes airflow through the radiator to enhance the cooling and help eliminate clogging

and a removable center section for cam adjustment or replacement

Ford 429 460 Guide Plates (3/8" Pushrod - 7/16" Stud Hole - 1 Piece) they have hardened stem tipsYou need guideplates to keep your pushrods from deflecting under high rpm conditions. That's just what our Speedmaster guideplate sets do, they are made from 5140 Chromoly steel, nitrided and black oxide coated for corrosion and wear resistance.