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.
Best Answer: You can get a head gasket kit that includes the head gaskets, upper and lower intake gaskets, valve cover gaskets,and the orings for the heater pipes. You will also need new head bolts because you can not reuse the old ones because they are torque to yield. also should get new intake bolts and a thermostat.est bet is to buy the Head Gasket set, the Set has all gaskets needed to replace the head gasket. Felpro p/n: HS-9071PT Also spend a couple more dollars on new head bolts.