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ACL Honda B17A1/B18A1/B18B1/B18C1/B18C5 VTEC/K20A3/K20A2/K24A STD Size High Perf. Main Bearing Set

SKU: ACL5M1959H-STD

Main Bearings

ACL Race Series Main Bearings

Acl

Acl

ACL Honda B17A1/B18A1/B18B1/B18C1/B18C5 VTEC/K20A3/K20A2/K24A STD Size High Perf. Main Bearing Set

SKU: ACL5M1959H-STD

Main Bearings

ACL Race Series Main Bearings

A$153.91
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

The unique combination of design, metallurgy and engineering come together to deliver what drivers expect from high performance Trimetal engine bearings. Designed to withstand higher RPM conditions, ACL Race Series Connecting Rod Bearings are available for many of the popular 4, 6 & 8 cylinder applications and feature: * *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. * *Enlarged ID chamfers* on bearing edges where required to accommodate large fillet radius on performance crankshafts.

Product Details

Description:Honda K24Z1 2354cc Inline4 DOHC 4v
Grade Type:Performance
Max Overall Length:0.7874" (20.00mm)
Max Std Shaft Size:2.1654" (55.000mm)
Max Std Tunnel Size:2.3236" (59.020mm)
Max Wall at Crown:0.0790" (2.007mm)
Max Wall:0.0788
Min Std Shaft Size:2.1646" (54.980mm)
Min Std Tunnel Size:2.3228" (59.000mm)
Oil Clearance:Standard
Outside Diameter:2.3228
Part Number:acl5M1959H-STD
Shaft Diameter:2.1646
Size:Standard
Width:0.787

Part Type

Main Bearing Set

Data: v4.2 - Upd: 2026-10-12 01:08:26

Specifications

Product Attributes - UPC
9315726277676
Product Attributes - Brand
ACL Race Series Performance Engine Bearings
Product Attributes - Quantity
Sold as a set of 5.
Product Attributes - Part Type
Main Bearings
Product Attributes - Groove Style
1/2
Product Attributes - Product Line
ACL Performance Race Series Main Bearing Sets
Product Attributes - Bearing Usage
Performance
Product Attributes - Groove Location
Upper
Product Attributes - Grooved Bearing
Yes
Product Attributes - Bearing Material
Tri-metal copper-lead alloy
Product Attributes - Thrust Bearing Oversize
Stock
Product Attributes - Manufacturer's Part Number
5M1959H-STD
Product Attributes - Engine Crankshaft Undersize (mm)
Stock
Product Attributes - Engine Crankshaft Undersize (in.)
Stock

Reference Information

Brand Name/s Acl
StreetFX SKU acl5M1959H-STD
SFX Item ID 4072339
Supplier Item Code 4072339
Manufacturer SKU 5M1959H-STD
Manufacturer UPC 9315726277676
Alternative References peb-5m1959h-std, AEB5M1959H-STD, B17A1/B18A1/B18B1/B18C1/B18C5, VTEC/K20A3/K20A2/K24A

Compatibility

Application Data
  • MakeHONDA
    Beginning Year1994
    Ending Year1995
    Engine TypeL4
    Engine FamilyHonda/Acura 4-cylinder
    Engine Size1.6L/1588cc
  • MakeHONDA
    Beginning Year1996
    Ending Year2000
    Engine TypeL4
    Engine FamilyHonda/Acura 4-cylinder
    Engine Size1.6L/1595cc
  • MakeHONDA
    Beginning Year1997
    Ending Year1998
    Engine TypeL4
    Engine FamilyHonda/Acura 4-cylinder
    Engine Size2.0L/1972cc
  • MakeHONDA
    Beginning Year1999
    Ending Year2001
    Engine TypeL4
    Engine FamilyHonda/Acura 4-cylinder
    Engine Size2.0L/1972cc
  • MakeHONDA
    Beginning Year2002
    Ending Year2005
    Engine TypeL4
    Engine FamilyHonda/Acura 4-cylinder
    Engine Size2.0L/1998cc
  • MakeHONDA
    Beginning Year2002
    Ending Year2006
    Engine TypeL4
    Engine FamilyHonda/Acura 4-cylinder
    Engine Size2.4L/2354cc
  • MakeHONDA
    Beginning Year2003
    Ending Year2006
    Engine TypeL4
    Engine FamilyHonda/Acura 4-cylinder
    Engine Size2.4L/2354cc
  • MakeHONDA
    Beginning Year2007
    Ending Year2009
    Engine TypeL4
    Engine FamilyHonda/Acura 4-cylinder
    Engine Size2.4L/2354cc

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