Clevite 77 MS590P-10 SBF 289/302 Clevite 77 MS590P-10 Manufacturer: Clevite 77 Mfg part #: MS590P-10 P-series parts are the oldest series of Clevite 77® High Performance Bearings. These main bearings have high crush for maximum retention and a reduced overlay thickness to prevent overlay fatigue sometimes referred to as hen tracking. # Features: Enough bearings to do one V8 engine. # Fits SB Ford 221/255/260/289/302 with 2.490" main journal. NOTE: Designed for crankshafts with .010" undersized main journals
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