Looking for aftermarket parts to modify or upgrade your 2003 Mazda 6 with bearings? At Tunersports.com we carry a huge selection of the top name brand performance bearing parts and accessories.

OUT OF STOCK 4B8170H-.025ACL Ford/Mazda 4 2.3L DOHC Duratec Race Series Engine Connecting Rod Bearing Set 2003-2008 Mazda 6 i $71.51 |
OUT OF STOCK 4B8170H-.25ACL Ford/Mazda (L3) Duratec 2.3L .25mm Oversized High Performance Rod Bearing Set 2003-2008 Mazda 6 i $71.51 |
IN STOCK 4B8170H-STDACL Ford/Mazda (L3) Duratec 2.3L Standard Size High Performance Rod Bearing Set 2003-2008 Mazda 6 i $71.51 |
OUT OF STOCK 4B8170HX-STDACL Ford/Mazda 4 2.3L DOHC Duratec Standard Size High Performance Rod Bearing Set 2003-2008 Mazda 6 i $71.51 |

IN STOCK - DROPSHIPS CB1772A(6)Carrying on a tradition of durability and dependability, Clevite Bi-Metal (aluminum) engine bearings feature 100% lead-free aluminum silicon. Engineered with 60% more silicon than comparable competitive replacements, they provide better conditioning of journal surfaces. This results in greater sei... Clevite Ford Products V6 2.5L DOHC-3.0L DOHC 1995-06 Con Rod Bearing Set 2003-2008 Mazda 6 S $54.34 |
IN STOCK - DROPSHIPS CB1772A25MM(6)Carrying on a tradition of durability and dependability, Clevite BiMetal (aluminum) engine bearings feature 100% lead-free aluminum silicon. Engineered with 60% more silicon than comparable competitive replacements, they provide better conditioning of journal surfaces. This results in greater seiz... Clevite Ford Products V6 2.5L DOHC-3.0L DOHC 1995-06 Con Rod Bearing Set 2003-2008 Mazda 6 S $52.22 |
SHIPS FROM MANUFACTURER CB1772A50MM(6)Carrying on a tradition of durability and dependability, Clevite BiMetal (aluminum) engine bearings feature 100% lead-free aluminum silicon. Engineered with 60% more silicon than comparable competitive replacements, they provide better conditioning of journal surfaces. This results in greater seiz... Clevite Ford Products V6 2.5L DOHC-3.0L DOHC 1995-06 Con Rod Bearing Set 2003-2008 Mazda 6 S $53.52 |
IN STOCK - DROPSHIPS CB1838A(4)Carrying on a tradition of durability and dependability, Clevite Bi-Metal (aluminum) engine bearings feature 100% lead-free aluminum silicon. Engineered with 60% more silicon than comparable competitive replacements, they provide better conditioning of journal surfaces. This results in greater sei... Clevite Ford 4 2.3L DOHC 2003-2005 Con Rod Bearing Set 2003-2008 Mazda 6 i $58.11 |
IN STOCK - DROPSHIPS CB1838A25MM(4)Clevite Ford 4 2.3L DOHC 2003-2005 Con Rod Bearing Set 2003-2005 Mazda 6 i $52.39 |
IN STOCK - DROPSHIPS CB1838A50MM(4)Carrying on a tradition of durability and dependability, Clevite BiMetal (aluminum) engine bearings feature 100% lead-free aluminum silicon. Engineered with 60% more silicon than comparable competitive replacements, they provide better conditioning of journal surfaces. This results in greater seiz... Clevite Ford 4 2.3L DOHC 2003-2005 Con Rod Bearing Set 2003-2008 Mazda 6 i $55.09 |
IN STOCK - DROPSHIPS CB1838HClevite H-Series performance bearings have a medium level of eccentricity, high crush, and a hardened steel back and thin overlay. These bearings are made without flash plating for better seating. Use H-Series bearings with crankshafts that have oversize fillets and where engines run in the medium... Clevite Ford 4 2.3L DOHC 2003-2009 Performance Con Rod Bearing Set 2003-2005 Mazda 6 i $45.67 |
IN STOCK - DROPSHIPS CB1838HXClevite H-Series performance bearings have a medium level of eccentricity, high crush, and a hardened steel back and thin overlay. These bearings are made without flash plating for better seating. Use H-Series bearings with crankshafts that have oversize fillets and where engines run in the medium... Clevite Ford 4 2.3L DOHC 2003-2009 Performance Con Rod Bearing Set 2003-2005 Mazda 6 i $47.84 |
SHIPS FROM MANUFACTURER CB1839A25MM(4)Carrying on a tradition of durability and dependability, Clevite BiMetal (aluminum) engine bearings feature 100% lead-free aluminum silicon. Engineered with 60% more silicon than comparable competitive replacements, they provide better conditioning of journal surfaces. This results in greater seiz... Clevite Ford 4 2.3L DOHC 2003-2005 Con Rod Bearing Set 2003-2005 Mazda 6 i $65.91 |
SHIPS FROM MANUFACTURER CB1839A50MM(4)Clevite Ford 4 2.0L DOHC 2004-2005 Con Rod Bearing Set 2003-2005 Mazda 6 i $65.91 |

OUT OF STOCK MS1702A25MMCarrying on a tradition of durability and dependability, Clevite Bi-Metal (aluminum) engine bearings feature 100% lead-free aluminum silicon. Engineered with 60% more silicon than comparable competitive replacements, they provide better conditioning of journal surfaces. This results in greater sei... Clevite Main Bearing Set 2003-2008 Mazda 6 S $68.77 |
IN STOCK - DROPSHIPS MS1702A50MMCarrying on a tradition of durability and dependability, Clevite Bi-Metal (aluminum) engine bearings feature 100% lead-free aluminum silicon. Engineered with 60% more silicon than comparable competitive replacements, they provide better conditioning of journal surfaces. This results in greater sei... Clevite Main Bearing Set 2003-2008 Mazda 6 S $64.67 |
IN STOCK MS2245ACarrying on a tradition of durability and dependability, Clevite Bi-Metal (aluminum) engine bearings feature 100% lead-free aluminum silicon. Engineered with 60% more silicon than comparable competitive replacements, they provide better conditioning of journal surfaces. This results in greater sei... Clevite Ford 4 2.0L DOHC-2.3L DOHC 2003-2009 Duratec Engine Main Bearing Set 2003-2008 Mazda 6 i $96.45 |
IN STOCK - DROPSHIPS MS2245A25MMCarrying on a tradition of durability and dependability, Clevite Bi-Metal (aluminum) engine bearings feature 100% lead-free aluminum silicon. Engineered with 60% more silicon than comparable competitive replacements, they provide better conditioning of journal surfaces. This results in greater sei... Clevite Ford 4 2.0L DOHC-2.3L DOHC 2003-2009 Duratec Engine Main Bearing Set 2003-2008 Mazda 6 i $101.95 |
IN STOCK - DROPSHIPS MS2245A50MMCarrying on a tradition of durability and dependability, Clevite Bi-Metal (aluminum) engine bearings feature 100% lead-free aluminum silicon. Engineered with 60% more silicon than comparable competitive replacements, they provide better conditioning of journal surfaces. This results in greater sei... Clevite Chrysler 4 2.4L DOHC-2.4L DOHC Turbo 1995-2005 Main Bearing Set 2003-2008 Mazda 6 i $101.95 |

IN STOCK - DROPSHIPS MB4056SIKing Engine Bearings 97-07 Ford 2.5L/2.9L/3.0L (Size STD) Main Bearing Set 2003-2008 Mazda 6 S $73.92 |
IN STOCK - DROPSHIPS MB4056SI0.25King Engine Bearings 97-07 Ford 2.5L/2.9L/3.0L (Size 0.25) Main Bearing Set 2003-2008 Mazda 6 S $77.11 |
IN STOCK - DROPSHIPS MB4056SI0.5King Engine Bearings Crankshaft Main Bearing 0.5mm (Oversize) Ford Duratec V6 2003-2008 Mazda 6 S $77.11 |
IN STOCK - DROPSHIPS MB4056SI0.75King Engine Bearings Ford 155 (Size +0.75mm) Main Bearing Set 2003-2008 Mazda 6 S $77.11 |
OUT OF STOCK MB4056SI1.0King Engine Bearings Ford 155 (Size +1.0mm) Main Bearing Set 2003-2008 Mazda 6 S $77.11 |

OUT OF STOCK CR4507XP0.25Optional to CR4507SI (Race bearings, Tri-metal pMax Black)... King Mazda MZR 2.3L 16v / Ford Duratec 2.3L 16v (Size +.25) Connecting Rod Bearing Set (Set of 4) 2003-2008 Mazda 6 i $101.31 |