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Acl

ACL BMW N63/S63 V8 Standard Size High Performance Rod Bearing Set w/.001 Oil Clearance

SKU: ACL8B1578HX-STD

Rod Bearings

ACL Race Series Rod Bearings

Acl

Acl

ACL BMW N63/S63 V8 Standard Size High Performance Rod Bearing Set w/.001 Oil Clearance

SKU: ACL8B1578HX-STD

Rod Bearings

ACL Race Series Rod Bearings

A$534.55
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 offers Race Series rod bearing sets for a wide range of vehicles. These high performance tri-metal engine bearings are designed to withstand higher RPM conditions. They feature a high-strength overlay plate with reduced thickness for improved fatigue properties. Select the crankshaft undersize and quantity recommended for your year/make and engine application.

Additional details:

* 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 in. 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
* Enlarged ID chamfers on bearing edges (where required) to accommodate large fillet radius on performance crankshafts

Product Overview

BMW N63B44 4.4L 4395cc V8 Connecting Rod Bearing Set - Standard with extra .025mm (0.001") oil clearance

Product Details

Description:BMW S63B44 4395cc V8 DOHC 4v Twin Turbo
Grade Type:Performance
Max Wall:0.0701
Outside Diameter:2.2677
Part Number:acl8B1578HX-STD
Shaft Diameter:2.1248
Width:15

Part Type

Rod Bearings

Data: v4.2 - Upd: 2026-10-12 01:10:54

Specifications

Product Attributes - Brand
ACL Race Series Performance Engine Bearings
Product Attributes - Manufacturer's Part Number
8B1578HX-STD
Product Attributes - Part Type
Rod Bearings
Product Attributes - Product Line
ACL Performance Race Series Rod Bearing Sets
Product Attributes - UPC
9315726450505
Product Attributes - Bearing Usage
Performance
Product Attributes - Engine Crankshaft Undersize (in.)
Stock
Product Attributes - Engine Crankshaft Undersize (mm)
Stock
Product Attributes - Bearing Material
Tri-metal copper-lead alloy
Product Attributes - Dowel Pin Hole
No
Product Attributes - Narrow Bearing
No
Product Attributes - Quantity
Sold as a set of 8.
Product Attributes - Notes
Standard size with .0005 in. thinner wall bearing for .001 in. extra oil clearance.

Reference Information

Brand Name/s Acl
StreetFX SKU acl8B1578HX-STD
SFX Item ID 4072869
Supplier Item Code 4072869
Manufacturer SKU 8B1578HX-STD
Manufacturer UPC 9315726450505
Alternative References peb-8b1578hx-std, N63/S63, w/.001

Compatibility

Application Data
  • MakeBMW
    Beginning Year2011
    Ending Year2012
    Engine TypeV8
    Engine FamilyBMW V8
    Engine Size4.4L/4395cc
    Application NotesStandard size with .0005 in. thinner wall bearing for .001 in. extra oil clearance.
  • MakeBMW
    Beginning Year2011
    Ending Year2014
    Engine TypeV8
    Engine FamilyBMW V8
    Engine Size4.4L/4395cc
    Application NotesStandard size with .0005 in. thinner wall bearing for .001 in. extra oil clearance.
  • MakeBMW
    Beginning Year2011
    Ending Year2014
    Engine TypeV8
    Engine FamilyBMW V8
    Engine Size4.4L/4395cc
    Application NotesStandard size with .0005 in. thinner wall bearing for .001 in. extra oil clearance.
  • MakeBMW
    Beginning Year2012
    Ending Year2019
    Engine TypeV8
    Engine FamilyBMW V8
    Engine Size4.4L/4395cc
    Application NotesStandard size with .0005 in. thinner wall bearing for .001 in. extra oil clearance.
  • MakeBMW
    Beginning Year2013
    Ending Year2019
    Engine TypeV8
    Engine FamilyBMW V8
    Engine Size4.4L/4395cc
    Application NotesStandard size with .0005 in. thinner wall bearing for .001 in. extra oil clearance.
  • MakeBMW
    Beginning Year2013
    Ending Year2019
    Engine TypeV8
    Engine FamilyBMW V8
    Engine Size4.4L/4395cc
    Application NotesStandard size with .0005 in. thinner wall bearing for .001 in. extra oil clearance.
  • MakeBMW
    Beginning Year2015
    Ending Year2019
    Engine TypeV8
    Engine FamilyBMW V8
    Engine Size4.4L/4395cc
    Application NotesStandard size with .0005 in. thinner wall bearing for .001 in. extra oil clearance.
  • MakeBMW
    Beginning Year2017
    Ending Year2022
    Engine TypeV8
    Engine FamilyBMW V8
    Engine Size4.4L/4395cc
    Application NotesStandard size with .0005 in. thinner wall bearing for .001 in. extra oil clearance.
  • MakeBMW
    Beginning Year2018
    Ending Year2019
    Engine TypeV8
    Engine FamilyBMW V8
    Engine Size4.4L/4395cc
    Application NotesStandard size with .0005 in. thinner wall bearing for .001 in. extra oil clearance.
  • MakeBMW
    Beginning Year2018
    Ending Year2023
    Engine TypeV8
    Engine FamilyBMW V8
    Engine Size4.4L/4395cc
    Application NotesStandard size with .0005 in. thinner wall bearing for .001 in. extra oil clearance.
  • MakeBMW
    Beginning Year2019
    Ending Year2024
    Engine TypeV8
    Engine FamilyBMW V8
    Engine Size4.4L/4395cc
    Application NotesStandard size with .0005 in. thinner wall bearing for .001 in. extra oil clearance.
  • MakeBMW
    Beginning Year2019
    Ending Year2024
    Engine TypeV8
    Engine FamilyBMW V8
    Engine Size4.4L/4395cc
    Application NotesStandard size with .0005 in. thinner wall bearing for .001 in. extra oil clearance.
  • MakeBMW
    Beginning Year2020
    Ending Year2024
    Engine TypeV8
    Engine FamilyBMW V8
    Engine Size4.4L/4395cc
    Application NotesStandard size with .0005 in. thinner wall bearing for .001 in. extra oil clearance.
  • MakeBMW
    Model550I
    SubmodelBASE
    Beginning Year2014
    Ending Year2016
    Engine TypeV8
    Liter4.4
    CC4395
    Engine FamilyBMW V8 GAS
    Engine Size4.4L/4395cc
    Application NotesTurbocharged; DOHC; N63B44B; BMW; GAS; 32
    RegionUSA
  • MakeBMW
    Model550I GT
    SubmodelBASE
    Beginning Year2013
    Ending Year2015
    Engine TypeV8
    Liter4.4
    CC4395
    Engine FamilyBMW V8 GAS
    Engine Size4.4L/4395cc
    Application NotesTurbocharged; DOHC; N63B44B; BMW; GAS; 32
    RegionUSA
  • MakeBMW
    Model650I
    SubmodelBASE
    Beginning Year2013
    Ending Year2018
    Engine TypeV8
    Liter4.4
    CC4395
    Engine FamilyBMW V8 GAS
    Engine Size4.4L/4395cc
    Application NotesTurbocharged; DOHC; N63B44B; BMW; GAS; 32
    RegionUSA
  • MakeBMW
    Model650I
    SubmodelGRAN COUPE
    Beginning Year2017
    Ending Year2017
    Engine TypeV8
    Liter4.4
    CC4395
    Engine FamilyBMW V8 GAS
    Engine Size4.4L/4395cc
    Application NotesTurbocharged; DOHC; N63B44B; BMW; GAS; 32
  • MakeBMW
    Model650I
    SubmodelM SPORT
    Beginning Year2017
    Ending Year2018
    Engine TypeV8
    Liter4.4
    CC4395
    Engine FamilyBMW V8 GAS
    Engine Size4.4L/4395cc
    Application NotesTurbocharged; DOHC; N63B44B; BMW; GAS; 32
  • MakeBMW
    Model750LI
    SubmodelBASE
    Beginning Year2013
    Ending Year2015
    Engine TypeV8
    Liter4.4
    CC4395
    Engine FamilyBMW V8 GAS
    Engine Size4.4L/4395cc
    Application NotesTurbocharged; DOHC; N63B44B; BMW; GAS; 32
    RegionUSA
  • MakeBMW
    ModelM6
    SubmodelBASE
    Beginning Year2012
    Ending Year2018
    Engine TypeV8
    Liter4.4
    CC4395
    Engine FamilyBMW V8 GAS
    Engine Size4.4L/4395cc
    Application NotesDOHC; BMW; GAS; 32
    RegionUSA
  • MakeBMW
    ModelM6
    SubmodelBASE
    Beginning Year2014
    Ending Year2016
    Engine TypeV8
    Liter4.4
    CID268
    CC4395
    Engine FamilyBMW V8 GAS
    Engine Size4.4L/268
    Application NotesDOHC; BMW; GAS; 32
    RegionUSA
  • MakeBMW
    ModelM6
    SubmodelCOMPETITION EDITION
    Beginning Year2017
    Ending Year2018
    Engine TypeV8
    Liter4.4
    CC4395
    Engine FamilyBMW V8 GAS
    Engine Size4.4L/4395cc
    Application NotesDOHC; BMW; GAS; 32
  • MakeBMW
    ModelM6
    SubmodelCOMPETITION EDITION M PERFORMANCE
    Beginning Year2017
    Ending Year2017
    Engine TypeV8
    Liter4.4
    CC4395
    Engine FamilyBMW V8 GAS
    Engine Size4.4L/4395cc
    Application NotesDOHC; BMW; GAS; 32
  • MakeBMW
    ModelM6
    SubmodelGRAN COUPE COMPETITION EDITION
    Beginning Year2014
    Ending Year2018
    Engine TypeV8
    Liter4.4
    CC4395
    Engine FamilyBMW V8 GAS
    Engine Size4.4L/4395cc
    Application NotesDOHC; BMW; GAS; 32
  • MakeBMW
    ModelX5
    SubmodelXDRIVE50I
    Beginning Year2014
    Ending Year2018
    Engine TypeV8
    Liter4.4
    CC4395
    Engine FamilyBMW V8 GAS
    Engine Size4.4L/4395cc
    Application NotesTurbocharged; DOHC; N63B44B; BMW; GAS; 32
    RegionUSA
  • MakeBMW
    ModelX5
    SubmodelXDRIVE50I EXCELLENCE
    Beginning Year2017
    Ending Year2018
    Engine TypeV8
    Liter4.4
    CC4395
    Engine FamilyBMW V8 GAS
    Engine Size4.4L/4395cc
    Application NotesTurbocharged; DOHC; N63B44B; BMW; GAS; 32
  • MakeBMW
    ModelX5
    SubmodelXDRIVE50I M SPORT
    Beginning Year2017
    Ending Year2018
    Engine TypeV8
    Liter4.4
    CC4395
    Engine FamilyBMW V8 GAS
    Engine Size4.4L/4395cc
    Application NotesTurbocharged; DOHC; N63B44B; BMW; GAS; 32
  • MakeBMW
    ModelX5
    SubmodelXDRIVE50I SECURITY
    Beginning Year2018
    Ending Year2018
    Engine TypeV8
    Liter4.4
    CC4395
    Engine FamilyBMW V8 GAS
    Engine Size4.4L/4395cc
    Application NotesTurbocharged; DOHC; N63B44B; BMW; GAS; 32
  • MakeBMW
    ModelX5
    SubmodelXDRIVE50I SECURITY PLUS
    Beginning Year2018
    Ending Year2018
    Engine TypeV8
    Liter4.4
    CC4395
    Engine FamilyBMW V8 GAS
    Engine Size4.4L/4395cc
    Application NotesTurbocharged; DOHC; N63B44B; BMW; GAS; 32
  • MakeBMW
    ModelX6
    SubmodelXDRIVE50I
    Beginning Year2011
    Ending Year2014
    Engine TypeV8
    Liter4.4
    CC4395
    Engine FamilyBMW V8 GAS
    Engine Size4.4L/4395cc
    Application NotesTurbocharged; DOHC; N63B44A; BMW; GAS; 32
    RegionUSA

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