King Engine Bearings MB7039AM Standard Main Bearing Set for BMW M51/M57

King Engine Bearings BMW M51/M57 Main Bearing Set - Size STD

Restore dependable bottom-end performance with the King Engine Bearings MB7039AM Main Bearing Set. Designed for BMW M51 and M57 engine applications, this standard-size bearing set supports proper crankshaft rotation and helps maintain consistent oil clearance when used with a crankshaft and engine block within factory specifications.

King Engine Bearings develops precision engine bearings for demanding automotive applications. The MB7039AM set is manufactured for accurate fit, reliable load support, and durable operation in rebuilt or serviced engines. Always verify crankshaft journal condition, bearing clearances, and engine specifications before installation. This is a standard-size replacement set and is not intended to compensate for a crankshaft that has been machined undersize.

Fitment includes select BMW 325i and 328i models from 1991 through 1998, along with BMW Z3 models from 1999 through 2001. Applications may vary by engine configuration and production details, so confirm the original engine code and bearing requirements before ordering. The set is supplied as a complete main bearing replacement component for the applicable BMW engine platform.

Product Specifications

• Brand: King Engine Bearings
• Part Number: MB7039AM
• Application: BMW M51/M57 engines
• Bearing Type: Main bearing set
• Size: Standard
• Engine Position: Main crankshaft bearings
• Product Type: Automotive engine component
• Vehicle Fitment: Select BMW 325i, 328i, and Z3 models

What's Included

One King Engine Bearings MB7039AM standard main bearing set.

Features:

• Precision-fit main bearing set designed for BMW M51 and M57 engine applications.
• Standard-size bearings support proper oil clearance with an unmachined crankshaft meeting factory specifications.
• Durable construction helps withstand engine loads and extended operating conditions.
• Suitable for engine rebuilds, bottom-end service, and replacement of worn original main bearings.

Fitments:
1982 BMW 528e Base
1983 BMW 528e Base
1984 BMW 325e Base
1984 BMW 528e Base
1985 BMW 325e Base
1985 BMW 528e Base
1986 BMW 325 Base
1986 BMW 325e Base
1986 BMW 325es Base
1986 BMW 528e Base
1987 BMW 325 Base
1987 BMW 325e Base
1987 BMW 325es Base
1987 BMW 325i Base
1987 BMW 325is Base
1987 BMW 528e Base
1988 BMW 325 Base
1988 BMW 325i Base
1988 BMW 325is Base
1988 BMW 325iX Base
1988 BMW 528e Base
1989 BMW 325i Base
1989 BMW 325is Base
1989 BMW 325iX Base
1989 BMW 525i Base
1990 BMW 325i Base
1990 BMW 325is Base
1990 BMW 325iX Base
1990 BMW 525i Base
1991 BMW 325i Base
1991 BMW 325is Base
1991 BMW 325iX Base
1991 BMW 525i Base
1992 BMW 325i Base
1992 BMW 325is Base
1992 BMW 525i Base
1993 BMW 325i Base
1993 BMW 325is Base
1993 BMW 525i Base
1993 BMW 525iT Base
1994 BMW 325i Base
1994 BMW 325is Base
1994 BMW 525i Base
1995 BMW 325i Base
1995 BMW 325is Base
1995 BMW 525i Base
1996 BMW 328i Base
1996 BMW 328is Base
1997 BMW 328i Base
1997 BMW 328is Base
1997 BMW 528i Base
1997 BMW Z3 Roadster
1998 BMW 323i Base
1998 BMW 323is Base
1998 BMW 328i Base
1998 BMW 328is Base
1998 BMW 528i Base
1998 BMW Z3 Roadster
1999 BMW 323i Base
1999 BMW 323is Base
1999 BMW 328i Base
1999 BMW 328is Base
1999 BMW 528i Base
1999 BMW Z3 Coupe
1999 BMW Z3 Roadster
2000 BMW 323Ci Base
2000 BMW 323i Base
2000 BMW 328Ci Base
2000 BMW 328i Base
2000 BMW 528i Base
2000 BMW Z3 Coupe
2000 BMW Z3 Roadster
2001 BMW M3 Base
2001 BMW Z3 M Coupe
2001 BMW Z3 M Roadster
2002 BMW M3 Base
2002 BMW Z3 M Coupe
2002 BMW Z3 M Roadster
2003 BMW M3 Base
2004 BMW M3 Base
2005 BMW M3 Base
2006 BMW M3 Base
2006 BMW Z4 M Coupe
2006 BMW Z4 M Roadster
2007 BMW Z4 M Coupe
2007 BMW Z4 M Roadster
2008 BMW Z4 M Coupe
2008 BMW Z4 M Roadster

Air Freight Prohibited: false
Not Carb Approved: false
Ltl Freight Required: false
Prop 65: Unknown
Part Type: automotive
Epa: N/A
Carb Acknowledgement Required: false
Regular Stock: t
Units Per Sku: 1