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.
Millions of cars in use today have asbestos-containing gaskets in their engines. Asbestos-containing gaskets look no different than those without asbestos, so unless you have looked at a manufacturerâs part list for your car, it is safest to assume that the gaskets in your engine contain asbestos.