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.
Spider Gasket Replacement: Every 5-10 years, the gasket on a multiport valve may need to be replaced. First, make sure that you order the correct spider gasket, there are literally dozens of different sizes.Find your correct spider gasket on the Filter Valve parts page that matches your multiport valve make and model number.irst, make sure that you order the correct spider gasket, there are literally dozens of different sizes. Find your correct spider gasket on the Filter Valve parts page that matches your multiport valve make and model number.