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.
Just replaced my moms 2002 325ci valve cover gasket that was leaking and now the engine won't start. Everything went perfectly then it started up and then started to not idle right then it stalled after first drive and had to push car back home.