buffer (bÅ­f'Ér) Chemistry A substance that prevents change in the acidity of a solution when an acid or base is added to the solution or when the solution is diluted.
These Ford Racing Performance Head Gaskets are specifically designed for use with cast iron or aluminum cylinder heads on a Ford 289, 302, 5.0L, or 351 Windsor V8 engine.
Pull the valve covers off of the top of the engine and locate the gasket on the inner edge of the cover. Scrape the gasket off of the cover using the screw driver. Place the new valve cover gasket onto the inner edge of the cover and replace the cover to the top of the engine.