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ACL BMW N54/N55/S55B30 3.0L Standard Size w/ Extra Oil Clearance Main Bearing Set

SKU: ACL7M1397HX-STD

Main Bearings

ACL Race Series Main Bearings...

Acl

Acl

ACL BMW N54/N55/S55B30 3.0L Standard Size w/ Extra Oil Clearance Main Bearing Set

SKU: ACL7M1397HX-STD

Main Bearings

ACL Race Series Main Bearings...

A$640.53
IN STOCK! Est Ship 3-5 days. This item is IN STOCK at one of our warehouses or distribution centres, the ETA is the approximate time required to prepare your order for dispatch.
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Description

ACL Performance Race Series main bearing sets deliver everything performance bearings should be by utilizing design, metallurgy, engineering, precision quality control, and of course, years of knowledge and experience.

Main bearings feature multi-layered tri-metal copper alloy construction that blends characteristics to provide high strength and excellent seizure resistance. They are manufactured to exact tolerances ensuring a reliable fit and helping to maintain consistent clearances. Main bearings are augmented with extended grooves, as well as other bearing enhancements, like increased crush, bearing eccentricity, and enlarged I.D. chamfers.

ACL Performance Race Series main bearing sets are produced in standard and extra clearance versions, with or without friction reducer coating, and with modifications to meet specific build requirements, such as narrowed bearings that permit additional edge clearance when running crankshafts with exceptionally large fillet radii.

In the heat of competition proven technology always comes through. The choice for your build should always be ACL Performance Race Series engine bearings. Choose the main bearing set designed for your vehicle.

Product Overview

ACL BMW N54/N55/S55B30 3.0L Standard Size w/ Extra Oil Clearance Main Bearing Set

Product Details

Description:BMW S55B30 2979cc Inline6 DOHC 4v Twin Turbo
Grade Type:Performance
Max Wall:0.0982
Outside Diameter:2.7559
Part Number:acl7M1397HX-STD
Shaft Diameter:2.5575
Width:0.781

Part Type

Main Bearings

Data: v4.2 - Upd: 2026-10-14 01:12:14

Specifications

Product Attributes - Brand
ACL Race Series Performance Engine Bearings
Product Attributes - Manufacturer's Part Number
7M1397HX-STD
Product Attributes - Part Type
Main Bearings
Product Attributes - Product Line
ACL Performance Race Series Main Bearing Sets
Product Attributes - UPC
9315726463086
Product Attributes - Bearing Usage
Performance
Product Attributes - Engine Crankshaft Undersize (in.)
Stock
Product Attributes - Engine Crankshaft Undersize (mm)
Stock
Product Attributes - Grooved Bearing
Yes
Product Attributes - Groove Location
Upper and lower
Product Attributes - Groove Style
3/4
Product Attributes - Thrust Bearing Oversize
Stock
Product Attributes - Bearing Material
Tri-metal copper-lead alloy
Product Attributes - Quantity
Sold as a set of 7.
Product Attributes - Notes
.0005 in. thinner wall bearing for .001 in. extra oil clearance.

Reference Information

Brand Name/s Acl
StreetFX SKU acl7M1397HX-STD
SFX Item ID 4073239
Supplier Item Code 4073239
Manufacturer SKU 7M1397HX-STD
Manufacturer UPC 9315726463086
Alternative References peb-7m1397hx-std, N54/N55/S55B30, 3.0L

Compatibility

Application Data
  • MakeBMW
    Model135I
    SubmodelBASE
    Beginning Year2008
    Ending Year2010
    Engine TypeL6
    Liter3.0
    CC2979
    Engine FamilyBMW L6 GAS
    Engine Size3.0L/2979cc
    Application NotesAspiration: Turbocharged, Cylinder Head Type: DOHC, Engine Manufacturer: BMW, Fuel Type: GAS
  • MakeBMW
    Model1 SERIES M
    SubmodelBASE
    Beginning Year2011
    Ending Year2011
    Engine TypeL6
    Liter3.0
    CC2979
    Engine FamilyBMW L6 GAS
    Engine Size3.0L/2979cc
    Application NotesAspiration: Turbocharged, Cylinder Head Type: DOHC, Engine Manufacturer: BMW, Fuel Type: GAS
  • MakeBMW
    Model335I
    SubmodelBASE
    Beginning Year2007
    Ending Year2010
    Engine TypeL6
    Liter3.0
    CC2979
    Engine FamilyBMW L6 GAS
    Engine Size3.0L/2979cc
    Application NotesAspiration: Turbocharged, Cylinder Head Type: DOHC, Engine Manufacturer: BMW, Fuel Type: GAS
  • MakeBMW
    Model335I
    SubmodelM SPORT
    Beginning Year2008
    Ending Year2010
    Engine TypeL6
    Liter3.0
    CC2979
    Engine FamilyBMW L6 GAS
    Engine Size3.0L/2979cc
    Application NotesAspiration: Turbocharged, Cylinder Head Type: DOHC, Engine Manufacturer: BMW, Fuel Type: GAS
  • MakeBMW
    Model335IS
    SubmodelBASE
    Beginning Year2011
    Ending Year2013
    Engine TypeL6
    Liter3.0
    CC2979
    Engine FamilyBMW L6 GAS
    Engine Size3.0L/2979cc
    Application NotesAspiration: Turbocharged, Cylinder Head Type: DOHC, Engine Manufacturer: BMW, Fuel Type: GAS
  • MakeBMW
    Model335I XDRIVE
    SubmodelBASE
    Beginning Year2009
    Ending Year2010
    Engine TypeL6
    Liter3.0
    CC2979
    Engine FamilyBMW L6 GAS
    Engine Size3.0L/2979cc
    Application NotesAspiration: Turbocharged, Cylinder Head Type: DOHC, Engine Manufacturer: BMW, Fuel Type: GAS
  • MakeBMW
    Model335XI
    SubmodelBASE
    Beginning Year2007
    Ending Year2008
    Engine TypeL6
    Liter3.0
    CC2979
    Engine FamilyBMW L6 GAS
    Engine Size3.0L/2979cc
    Application NotesAspiration: Turbocharged, Cylinder Head Type: DOHC, Engine Manufacturer: BMW, Fuel Type: GAS
  • MakeBMW
    Model535I
    SubmodelBASE
    Beginning Year2008
    Ending Year2010
    Engine TypeL6
    Liter3.0
    CC2979
    Engine FamilyBMW L6 GAS
    Engine Size3.0L/2979cc
    Application NotesAspiration: Turbocharged, Cylinder Head Type: DOHC, Engine Manufacturer: BMW, Fuel Type: GAS
  • MakeBMW
    Model535I
    SubmodelGRAN TURISMO
    Beginning Year2010
    Ending Year2010
    Engine TypeL6
    Liter3.0
    CC2979
    Engine FamilyBMW L6 GAS
    Engine Size3.0L/2979cc
    Application NotesAspiration: Turbocharged, Cylinder Head Type: DOHC, Engine Manufacturer: BMW, Fuel Type: GAS
  • MakeBMW
    Model535I XDRIVE
    SubmodelBASE
    Beginning Year2009
    Ending Year2010
    Engine TypeL6
    Liter3.0
    CC2979
    Engine FamilyBMW L6 GAS
    Engine Size3.0L/2979cc
    Application NotesAspiration: Turbocharged, Cylinder Head Type: DOHC, Engine Manufacturer: BMW, Fuel Type: GAS
  • MakeBMW
    Model535XI
    SubmodelBASE
    Beginning Year2008
    Ending Year2008
    Engine TypeL6
    Liter3.0
    CC2979
    Engine FamilyBMW L6 GAS
    Engine Size3.0L/2979cc
    Application NotesAspiration: Turbocharged, Cylinder Head Type: DOHC, Engine Manufacturer: BMW, Fuel Type: GAS
  • MakeBMW
    Model740I
    SubmodelBASE
    Beginning Year2011
    Ending Year2012
    Engine TypeL6
    Liter3.0
    CC2979
    Engine FamilyBMW L6 GAS
    Engine Size3.0L/2979cc
    Application NotesAspiration: Turbocharged, Cylinder Head Type: DOHC, Engine Manufacturer: BMW, Fuel Type: GAS
  • MakeBMW
    Model740I
    SubmodelM SPORT
    Beginning Year2012
    Ending Year2012
    Engine TypeL6
    Liter3.0
    CC2979
    Engine FamilyBMW L6 GAS
    Engine Size3.0L/2979cc
    Application NotesAspiration: Turbocharged, Cylinder Head Type: DOHC, Engine Manufacturer: BMW, Fuel Type: GAS
  • MakeBMW
    Model740LI
    SubmodelBASE
    Beginning Year2011
    Ending Year2012
    Engine TypeL6
    Liter3.0
    CC2979
    Engine FamilyBMW L6 GAS
    Engine Size3.0L/2979cc
    Application NotesAspiration: Turbocharged, Cylinder Head Type: DOHC, Engine Manufacturer: BMW, Fuel Type: GAS
  • MakeBMW
    ModelX6
    SubmodelXDRIVE35I
    Beginning Year2008
    Ending Year2010
    Engine TypeL6
    Liter3.0
    CC2979
    Engine FamilyBMW L6 GAS
    Engine Size3.0L/2979cc
    Application NotesAspiration: Turbocharged, Cylinder Head Type: DOHC, Engine Manufacturer: BMW, Fuel Type: GAS
  • MakeBMW
    ModelX6
    SubmodelXDRIVE35IA
    Beginning Year2009
    Ending Year2010
    Engine TypeL6
    Liter3.0
    CC2979
    Engine FamilyBMW L6 GAS
    Engine Size3.0L/2979cc
    Application NotesAspiration: Turbocharged, Cylinder Head Type: DOHC, Engine Manufacturer: BMW, Fuel Type: GAS
  • MakeBMW
    ModelZ4
    SubmodelSDRIVE35I
    Beginning Year2009
    Ending Year2016
    Engine TypeL6
    Liter3.0
    CC2979
    Engine FamilyBMW L6 GAS
    Engine Size3.0L/2979cc
    Application NotesAspiration: Turbocharged, Cylinder Head Type: DOHC, Engine Manufacturer: BMW, Fuel Type: GAS
  • MakeBMW
    ModelZ4
    SubmodelSDRIVE35I PURE TRACTION
    Beginning Year2014
    Ending Year2014
    Engine TypeL6
    Liter3.0
    CC2979
    Engine FamilyBMW L6 GAS
    Engine Size3.0L/2979cc
    Application NotesAspiration: Turbocharged, Cylinder Head Type: DOHC, Engine Manufacturer: BMW, Fuel Type: GAS
  • MakeBMW
    ModelZ4
    SubmodelSDRIVE35IS
    Beginning Year2011
    Ending Year2016
    Engine TypeL6
    Liter3.0
    CC2979
    Engine FamilyBMW L6 GAS
    Engine Size3.0L/2979cc
    Application NotesAspiration: Turbocharged, Cylinder Head Type: DOHC, Engine Manufacturer: BMW, Fuel Type: GAS

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