ACL BMW M20B20/M20B23/M20B25/M20B27 Standard Size Main Bearing Set (ACL7M1539H-STD)
ACL7M1539H-STD
$ 413.50
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ACL BMW M20B20/M20B23/M20B25/M20B27 Standard Size Main Bearing Set
Standard Size Main Bearing Set by ACL.
Features
- Benefits
- High strength overlay plate with reduced thickness for improved fatigue properties
- Hardened steel backs on all rod bearings to improve the support of the bearing lining and assist with bearing retention in the housing
- Increased crush for improved bearing retention
- Elimination of flash plating on the back of the bearings to improve heat transfer through the bearings and to maximize the grip between the bearings and its housing
- Increased eccentricity to compensate for bore distortion at high rpm and to assist in the formation of hydrodynamic oil films
- 3/4 grooved Main Bearings to optimize bearing load carrying surface area and oil flow to the conrod bearings
- Tight consistent wall tolerances to help you maintain consistent clearances
Applications
- 1968 - 1975 BMW E9
What's Included
- 1 - Standard Size Main Bearing Set
Product Details
- Manufacturer part number: 7M1539H-STD
- Manufacturers Standard Warranty
