McQuay-Norris Main Berrings MBS739CP MS1457P MS3457P 4418M 2202K BC300J GM & Jeep 1968-1981 SKU: MBS739CP /WB This sale transaction is for exactly what is seen in the photo/s. Please independently verify compatibility with your vehicle Main Bearing Set fits the following: 340 CID 5.6L Buick V8 cylinder 1966-1967, 350 CID 5.7L Buick V8 cylinder 1968-1981. Interchange Chart Comp Part No. Comp Name 5M1457P-STD ACL BC300J ENGINETECH MB 5516AM KING MBS647CP MCQUAY-NORRIS MBS739AP MCQUAY-NORRIS MBS739CP MCQUAY-NORRIS 2202K MICHIGAN ENGINE BEARINGS 5M1457P NKN 4418M SEALED POWER MS3457P TRW VPM91268 VANDERVELL AMERICA INC If you have any questions, feel free to ask. Thank you for visiting!