{"product_id":"king-engine-bearings-mb5304xp-026-mazda-b6-b6-t-zm-b3-b5-025-main-bearing-set","title":"King Engine Bearings MB5304XP.026 Mazda B6\/B6-T\/ZM\/B3\/B5 +.025 Main Bearing Set","description":"King Engine Bearings Mazda B6\/B6-T\/ZM\/B3\/B5 (Size +.025) Main Bearing Set\n\u003cp\u003eUpgrade your engine rebuild with the King Engine Bearings MB5304XP.026 Main Bearing Set, engineered for Mazda B6, B6-T, ZM, B3, and B5 engine applications. This oversized +.025 bearing set is designed for crankshafts machined to the corresponding undersize specification, helping restore proper main bearing clearance during a precision rebuild.\u003c\/p\u003e\u003cp\u003eKing Engine Bearings applies advanced bearing technology and rigorous manufacturing standards to support dependable performance in automotive engine applications. The MB5304XP.026 set is built to provide consistent load distribution, reliable oil film support, and durable operation under demanding conditions. Always verify crankshaft journal measurements, housing bore condition, and manufacturer clearance requirements before installation.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eFitment:\u003c\/strong\u003e This King Engine Bearings main bearing set is listed for select 1991–1996 Ford Escort applications and the 2003 Kia Rio. Compatibility may vary by engine code, crankshaft machining, and model configuration, so confirm the exact application before ordering. The +.025 specification is critical for proper fit and should be matched to the finished crankshaft journals and engine block.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eApplication-Specific Fit: Designed for Mazda B6, B6-T, ZM, B3, and B5 engine families.\u003c\/li\u003e\n\u003cli\u003eOversize Main Bearings: +.025 specification supports crankshafts machined to the matching undersize.\u003c\/li\u003e\n\u003cli\u003eConsistent Clearance Support: Helps maintain accurate oil clearance when installed with properly machined components.\u003c\/li\u003e\n\u003cli\u003eDurable Engine Performance: Manufactured by King Engine Bearings for dependable operation in automotive rebuild applications.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cbr\u003e\nFitments:\u003cbr\u003e\n1986 Mazda 323 Base\u003cbr\u003e\n1986 Mazda 323 DX\u003cbr\u003e\n1986 Mazda 323 LX\u003cbr\u003e\n1987 Mazda 323 Base\u003cbr\u003e\n1987 Mazda 323 DX\u003cbr\u003e\n1987 Mazda 323 LX\u003cbr\u003e\n1988 Mazda 323 Base\u003cbr\u003e\n1988 Mazda 323 DX\u003cbr\u003e\n1988 Mazda 323 GT\u003cbr\u003e\n1988 Mazda 323 GTX\u003cbr\u003e\n1988 Mazda 323 LX\u003cbr\u003e\n1988 Mazda 323 SE\u003cbr\u003e\n1989 Mazda 323 Base\u003cbr\u003e\n1989 Mazda 323 GTX\u003cbr\u003e\n1989 Mazda 323 LX\u003cbr\u003e\n1989 Mazda 323 SE\u003cbr\u003e\n1990 Mazda 323 Base\u003cbr\u003e\n1990 Mazda 323 SE\u003cbr\u003e\n1990 Mazda Protege 4WD\u003cbr\u003e\n1990 Mazda Protege LX\u003cbr\u003e\n1990 Mazda Protege SE\u003cbr\u003e\n1991 Ford Escort GT\u003cbr\u003e\n1991 Mazda 323 Base\u003cbr\u003e\n1991 Mazda 323 SE\u003cbr\u003e\n1991 Mazda Protege 4WD\u003cbr\u003e\n1991 Mazda Protege DX\u003cbr\u003e\n1991 Mazda Protege LX\u003cbr\u003e\n1991 Mercury Capri XR2\u003cbr\u003e\n1991 Mercury Tracer LTS\u003cbr\u003e\n1992 Ford Escort GT\u003cbr\u003e\n1992 Ford Escort LX-E\u003cbr\u003e\n1992 Mazda 323 Base\u003cbr\u003e\n1992 Mazda 323 SE\u003cbr\u003e\n1992 Mazda Protege DX\u003cbr\u003e\n1992 Mazda Protege LX\u003cbr\u003e\n1992 Mercury Capri XR2\u003cbr\u003e\n1992 Mercury Tracer LTS\u003cbr\u003e\n1993 Ford Escort GT\u003cbr\u003e\n1993 Ford Escort LX-E\u003cbr\u003e\n1993 Mazda 323 Base\u003cbr\u003e\n1993 Mazda 323 SE\u003cbr\u003e\n1993 Mazda Protege DX\u003cbr\u003e\n1993 Mazda Protege LX\u003cbr\u003e\n1993 Mercury Capri XR2\u003cbr\u003e\n1993 Mercury Tracer LTS\u003cbr\u003e\n1994 Ford Escort GT\u003cbr\u003e\n1994 Mazda 323 Base\u003cbr\u003e\n1994 Mazda Miata Base\u003cbr\u003e\n1994 Mazda Miata M Edition\u003cbr\u003e\n1994 Mazda Protege Base\u003cbr\u003e\n1994 Mazda Protege DX\u003cbr\u003e\n1994 Mazda Protege LX\u003cbr\u003e\n1994 Mercury Capri XR2\u003cbr\u003e\n1994 Mercury Tracer LTS\u003cbr\u003e\n1995 Ford Escort GT\u003cbr\u003e\n1995 Mazda Miata Base\u003cbr\u003e\n1995 Mazda Miata M Edition\u003cbr\u003e\n1995 Mazda Protege DX\u003cbr\u003e\n1995 Mazda Protege ES\u003cbr\u003e\n1995 Mazda Protege LX\u003cbr\u003e\n1995 Mercury Tracer LTS\u003cbr\u003e\n1996 Ford Escort GT\u003cbr\u003e\n1996 Mazda Miata Base\u003cbr\u003e\n1996 Mazda Miata M Edition\u003cbr\u003e\n1996 Mazda Protege DX\u003cbr\u003e\n1996 Mazda Protege ES\u003cbr\u003e\n1996 Mazda Protege LX\u003cbr\u003e\n1996 Mercury Tracer LTS\u003cbr\u003e\n1997 Mazda Miata Base\u003cbr\u003e\n1997 Mazda Miata M Edition\u003cbr\u003e\n1997 Mazda Miata STO\u003cbr\u003e\n1997 Mazda Protege DX\u003cbr\u003e\n1997 Mazda Protege ES\u003cbr\u003e\n1997 Mazda Protege LX\u003cbr\u003e\n1998 Mazda Protege DX\u003cbr\u003e\n1998 Mazda Protege ES\u003cbr\u003e\n1998 Mazda Protege LX\u003cbr\u003e\n1999 Mazda Miata 10th Anniversary\u003cbr\u003e\n1999 Mazda Miata Base\u003cbr\u003e\n1999 Mazda Protege ES\u003cbr\u003e\n2000 Mazda Miata Base\u003cbr\u003e\n2000 Mazda Miata LS\u003cbr\u003e\n2000 Mazda Miata SE\u003cbr\u003e\n2000 Mazda Protege ES\u003cbr\u003e\n2001 Kia Rio Base\u003cbr\u003e\n2001 Mazda Miata Base\u003cbr\u003e\n2001 Mazda Miata LS\u003cbr\u003e\n2001 Mazda Miata SE\u003cbr\u003e\n2002 Kia Rio Base\u003cbr\u003e\n2002 Kia Rio Cinco\u003cbr\u003e\n2002 Mazda Miata Base\u003cbr\u003e\n2002 Mazda Miata LS\u003cbr\u003e\n2002 Mazda Miata SE\u003cbr\u003e\n2003 Kia Rio Base\u003cbr\u003e\n2003 Kia Rio Cinco\u003cbr\u003e\n2003 Mazda Miata Base\u003cbr\u003e\n2003 Mazda Miata LS\u003cbr\u003e\n2003 Mazda Miata SE\u003cbr\u003e\n2003 Mazda Miata Shinsen\u003cbr\u003e\n2004 Kia Rio Base\u003cbr\u003e\n2004 Kia Rio Cinco\u003cbr\u003e\n2004 Mazda Miata Base\u003cbr\u003e\n2004 Mazda Miata LS\u003cbr\u003e\n2004 Mazda Miata Mazdaspeed\u003cbr\u003e\n2005 Kia Rio Base\u003cbr\u003e\n2005 Kia Rio Cinco\u003cbr\u003e\n2005 Mazda Miata Base\u003cbr\u003e\n2005 Mazda Miata LS\u003cbr\u003e\n2005 Mazda Miata Mazdaspeed\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; 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