BILLET ALUMINUM, REUSABLE Block Plugs are a direct replacement for the MDS Valve on all 5.7, 6.1 and 6.4 Generation III Hemi Engines. This MDS Plug is perfect for engine conversions in street rods, muscle cars and all high performance applications. This MDS Billet Aluminum Plug is totally reusable, designed for easy removal with a slide hammer. The Plugs are Clear Anodized for appearance and ease of cleaning.
