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401F - PBM Performance - SBF - All w/ Standard SB Ford Stud Spacing - 1pc design - 3/8" Stud

Part #PBM401F
Stud Girdles help eliminate stud movement that changes valve actuation, due to flex and angle changes. PBM stud girdles are made from 6061-T6 aluminum for maximum durability.
WARNING: May Cause Cancer and Reproductive Harm -