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.
Step 5. Make sure that the gasket groove is free of water, grease, oils, debris and parts of the old gasket. Use NON-acetone finger nail polish remover to remove any gasket residue. Make sure the remover is NON-acetone or it will melt the plastic.Please note that not all multiport valve gaskets are glued in.If the gasket on your valve isn't glued, you would bypass Step #6.ohn-According to the Pentair tech rep, you pull or scrape the spider gasket out of the bottom plate grooves and then use NON-acetone finger nail polish remover to remove the residue. Be careful not to score the plastic in the groove and make sure the remover is non-acetone or it will dissolve the plastic.