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ACL Buick V6 181-196-231-252 1964-90 Engine Crankshaft Main Bearing Set

SKU: ACL4M960A-STD

Main Bearings

ACL Main Bearings...

Acl

Acl

ACL Buick V6 181-196-231-252 1964-90 Engine Crankshaft Main Bearing Set

SKU: ACL4M960A-STD

Main Bearings

ACL Main Bearings...

A$79.97
Special Order. Contact for ETA. This item is out of stock in our warehouse and partner distribution centres. In some cases, this may be due to not having live inventory feeds available for all suppliers. Please contact us before ordering if you need to meet a specific deadline.
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Description

ACL direct replacement main bearing sets include their Aluglide and Duraglide Series of bearings in numerous sizes, including standard, and covering a vast range of automotive gas engines, as well as diesel applications.

ACL Aluglide bearings are designed with a proprietary composition of aluminum, tin, and silicon combined with a steel backing to provide exceptional wear resistance, outstanding strength, and excellent load-carrying characteristics.

ACL Duraglide bearings feature a tri-metal (copper/lead/alloy) design that provides a combination of high strength and the ability to withstand harsh/demanding operating conditions above casual driving, making them ideal for performance engines and rebuilds.

Affordable, high-quality engine bearings expertly made from premium materials and engineered to match your exact requirements, ACL main bearing sets. Select the set designed for your engine.

Product Overview

1975-77 231ci 3.8L & 1988-90 231ci 3800 Type C and 1964-67 225 engines only

Product Details

Description:1975-77 231ci 3.8L & 1988-90 231ci 3800 Type C and 1964-67 225 engines only
Grade Type:ACL OEM Replacement
Max Wall:0.0936
Outside Diameter:2.6870
Part Number:acl4M960A-STD
Shaft Diameter:63.495
Size:Standard
Width:0.869

Part Type

Main Bearings

Data: v4.2 - Upd: 2026-10-13 16:52:14

Specifications

Product Attributes - Brand
ACL Race Series Performance Engine Bearings
Product Attributes - Manufacturer's Part Number
4M960A-STD
Product Attributes - Part Type
Main Bearings
Product Attributes - Product Line
ACL Direct Replacement Main Bearing Sets
Product Attributes - UPC
0847777008101
Product Attributes - Bearing Usage
Direct replacement
Product Attributes - Engine Crankshaft Undersize (in.)
Stock
Product Attributes - Engine Crankshaft Undersize (mm)
Stock
Product Attributes - Grooved Bearing
Yes
Product Attributes - Groove Location
Upper
Product Attributes - Thrust Bearing Oversize
Stock
Product Attributes - Bearing Material
Bi-metal aluminum-tin-silicon
Product Attributes - Quantity
Sold as a set of 4.

Reference Information

Brand Name/s Acl
StreetFX SKU acl4M960A-STD
SFX Item ID 4076203
Supplier Item Code 4076203
Manufacturer SKU 4M960A-STD
Manufacturer UPC N/A
Alternative References PEB-4M960A-STD

Compatibility

Application Data
  • MakeBUICK
    ModelREGAL
    SubmodelBASE
    Beginning Year1975
    Ending Year1977
    Engine TypeV6
    Liter3.8
    CID231
    Engine FamilyGM V6
    Engine Size3.8L/231
    Application NotesAspiration: Naturally Aspirated, Cylinder Head Type: OHV, Engine Manufacturer: General Motors, Engine Version: Buick, Fuel Type: GAS, Valves Per Engine: 12
    Engine VIN CodeC
  • MakeBUICK
    ModelREGAL
    SubmodelSR
    Beginning Year1976
    Ending Year1977
    Engine TypeV6
    Liter3.8
    CID231
    Engine FamilyGM V6
    Engine Size3.8L/231
    Application NotesAspiration: Naturally Aspirated, Cylinder Head Type: OHV, Engine Manufacturer: General Motors, Engine Version: Buick, Fuel Type: GAS, Valves Per Engine: 12
    Engine VIN CodeC
  • MakeBUICK
    ModelRIVIERA
    SubmodelLUXURY
    Beginning Year1988
    Ending Year1990
    Engine TypeV6
    Liter3.8
    CID231
    CC3800
    Engine FamilyGM V6
    Engine Size3.8L/231
    Application NotesAspiration: Naturally Aspirated, Cylinder Head Type: OHV, Engine Manufacturer: General Motors, Engine Version: Buick, Fuel Type: GAS, Valves Per Engine: 12
    Engine VIN CodeC
  • MakeBUICK
    ModelRIVIERA
    SubmodelT-TYPE
    Beginning Year1988
    Ending Year1989
    Engine TypeV6
    Liter3.8
    CID231
    CC3800
    Engine FamilyGM V6
    Engine Size3.8L/231
    Application NotesAspiration: Naturally Aspirated, Cylinder Head Type: OHV, Engine Manufacturer: General Motors, Engine Version: Buick, Fuel Type: GAS, Valves Per Engine: 12
    Engine VIN CodeC
  • MakeBUICK
    ModelSKYLARK
    SubmodelBASE
    Beginning Year1978
    Ending Year1979
    Engine TypeV6
    Liter3.8
    CID231
    CC3800
    Engine FamilyGM V6
    Engine Size3.8L/231
    Application NotesAspiration: Naturally Aspirated, Cylinder Head Type: OHV, Engine Manufacturer: General Motors, Engine Version: Buick, Fuel Type: GAS, Valves Per Engine: 12
    Engine VIN CodeA
  • MakeBUICK
    ModelSKYLARK
    SubmodelCUSTOM
    Beginning Year1978
    Ending Year1979
    Engine TypeV6
    Liter3.8
    CID231
    CC3800
    Engine FamilyGM V6
    Engine Size3.8L/231
    Application NotesAspiration: Naturally Aspirated, Cylinder Head Type: OHV, Engine Manufacturer: General Motors, Engine Version: Buick, Fuel Type: GAS, Valves Per Engine: 12
    Engine VIN CodeA
  • MakeBUICK
    ModelSKYLARK
    SubmodelS
    Beginning Year1978
    Ending Year1979
    Engine TypeV6
    Liter3.8
    CID231
    CC3800
    Engine FamilyGM V6
    Engine Size3.8L/231
    Application NotesAspiration: Naturally Aspirated, Cylinder Head Type: OHV, Engine Manufacturer: General Motors, Engine Version: Buick, Fuel Type: GAS, Valves Per Engine: 12
    Engine VIN CodeA
  • MakeBUICK
    ModelSKYLARK
    SubmodelSPORT
    Beginning Year1978
    Ending Year1978
    Engine TypeV6
    Liter3.8
    CID231
    CC3800
    Engine FamilyGM V6
    Engine Size3.8L/231
    Application NotesAspiration: Naturally Aspirated, Cylinder Head Type: OHV, Engine Manufacturer: General Motors, Engine Version: Buick, Fuel Type: GAS, Valves Per Engine: 12
    Engine VIN CodeA
  • MakeJEEP
    ModelJEEPSTER
    SubmodelBASE
    Beginning Year1966
    Ending Year1966
    Engine TypeV6
    Liter3.7
    CID225
    CC3687
    Engine FamilyGM V6
    Engine Size3.7L/225
    Application NotesAspiration: Naturally Aspirated, Cylinder Head Type: OHV, Engine Manufacturer: General Motors, Fuel Type: GAS, Valves Per Engine: 12
  • MakeJEEP
    ModelJEEPSTER
    SubmodelBASE
    Beginning Year1967
    Ending Year1967
    Engine TypeV6
    Liter3.7
    CID225
    CC3687
    Engine FamilyGM V6
    Engine Size3.7L/225
    Application NotesAspiration: Naturally Aspirated, Cylinder Head Type: OHV, Engine Manufacturer: General Motors, Fuel Type: GAS, Valves Per Engine: 12
  • MakeJEEP
    ModelJEEPSTER
    SubmodelCOMMANDO
    Beginning Year1966
    Ending Year1966
    Engine TypeV6
    Liter3.7
    CID225
    CC3687
    Engine FamilyGM V6
    Engine Size3.7L/225
    Application NotesAspiration: Naturally Aspirated, Cylinder Head Type: OHV, Engine Manufacturer: General Motors, Fuel Type: GAS, Valves Per Engine: 12
  • MakeJEEP
    ModelJEEPSTER
    SubmodelCOMMANDO
    Beginning Year1967
    Ending Year1967
    Engine TypeV6
    Liter3.7
    CID225
    CC3687
    Engine FamilyGM V6
    Engine Size3.7L/225
    Application NotesAspiration: Naturally Aspirated, Cylinder Head Type: OHV, Engine Manufacturer: General Motors, Fuel Type: GAS, Valves Per Engine: 12

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