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.
10361 (19-21 pounds), 10362 (22-24 pounds), 10363 (28-32 pounds) Mini Race cap, all include upper gasket for use on open and closed cooling systems. 10371 (18-22 pounds), 10372 (21-25 pounds), 10373 (28-32 pounds) Standard SAE âAâ size, does not include upper gasket so they are for use on open cooling systems only. 10381 (18-22 pounds), 10382 (21-25 pounds)