Chevy BBC 454 Freeze Plug Kit they'll conform to rough or

they'll conform to rough or irregular surfaces to maintain a positive seal

permanent-magnet 12 V electric motor and feature factory-set base pressure

and quality components are combined into a precision-machined compact package

These kits include the necessary gaskets for installation

Heat-treated internal parts

Chevy BBC 454 Freeze Plug Kit they'll conform to rough orSpeedmaster freeze plugs will not rot out, like lower cost steel ones. Your new engine assembly deserves the best. Don't get stuck trying to replace a leaking steel freeze plug behind a motor mount a year or two from now! These kits include all of the necessary external block freeze plugs, and cam and oil galley plugs for one complete engine.