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.
The head gasket is found between the engine block and the cylinder head or heads in a V-type engine. The gasket functions as a seal that prevents the combustion process from leaking into the coolant passages that surround each cylinder.it the head gasket onto the block. Use gasket sealant when specified by the manufacturer, and only use the directed amount in the particular places. Deviating from the manufacturer's recommendations can cause damage to the internal parts of the engine. 1  7 Edit step.