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The COMP Cams flat one-piece guide plate is hardened and black-oxide coated for Oldsmobile 350–455 engines, accommodating 3/8" diameter pushrods with 5/16" studs to maintain proper alignment under higher lift and spring pressures. Produced with attention to fit and stud placement, the single plate offers rounded contact points for reliable pushrod guidance in demanding valvetrain setups.
COMP Cams Guide Plate Olds 3/8
