MB556HP Product Description:
Hi-Perf applications only - Bearings are sold in sets only, not individual
These King HP-Series main bearings are recommended for street and strip performance applications. These main bearings are designed for blown, turbocharged, NOS, and alcohol-fueled engines using aftermarket crankshafts. These King HP-Series main bearings have greater eccentricity for superior oiling at high rpm and a chamfered surface for large radii crankshafts. These main bearings feature enlarge, chamfered oil holes and 3/4 grooving for improved oiling to withstand high-rpm applications.