King Engine Bearings Main Bearing Set for 1975 Oldsmobile Delta 88 (MB 509HP 030) _187 performance gains and enhanced fuel

performance gains and enhanced fuel economy – all with an easy bolt-on installation

25 and 12 x 1

With the air springs' double bellow air bags

The Hard Rubber bushing does not require maintenance or lubrication and performs with little or no noise

It is a side exit system featuring a Black Chrome on T-304 stainless steel tip and the S-Type sound level

King Engine Bearings Main Bearing Set for 1975 Oldsmobile Delta 88 (MB 509HP 030) _187 performance gains and enhanced fuelCarrying on a tradition of durability and dependability, KING Bi Metal (aluminum) engine bearings feature 100% lead free aluminum silicon. King has 4 different variations of their aluminum based bearings: (AM Series) K 783 Standard aluminum based material, equivalent to SAE 783, used for low and medium load engines. King AM Series main and rod bearings are recommended for street or marine applications. They have superior embeddability, which provides