King HP Series Conrod Bearing Set, .030" Suit SB Chev L/J 262-350-400 & LS Series (KBCR807HPN 030)CONROD BEARINGS, SBC L J, LS Suit SB Chev L J 262 350 400 & LS Series Part Number: KBCR807HPN 030 The HP Series featuring the Alecular metal structure used for high loads for short durations. Suitable for race applications such as drag racing which can benefit from a harder than Babbitt top layer material. Alecular also serves other performance applications that use nodular cast iron crankshafts, such as street strip and some levels of circle track