Speedmaster PCE251.1007 Chevy SBC 350 Raised Guide Plates 5/16 P/Rod

Chevy SBC 350 Raised Guide Plates (5/16" Pushrod - 7/16" Stud Hole - 1 Piece) You need guideplates to keep your pushrods from deflecting under high-rpm conditions. That's just what our PCE guideplate sets do, they are made from 5140 Chromoly steel, nitrided and black oxide coated for corrosion and wear resistance. Made from 5140 Chromoly steel Nitrided and black oxide coated for corrosion and wear resistance