What is the main function of crankshaft main bearings?

Crankshaft main bearings support the crankshaft within the engine block. They allow the crankshaft to rotate smoothly while handling the significant forces generated during combustion and power delivery. Proper function is essential for engine health and longevity.

What material are these ACL bearings made from?

ACL utilizes a specialized overlay material that is bonded to a strong steel backing. This construction is chosen for its ability to withstand the high stresses and temperatures found within an operating engine.

What is important to check before installing these bearings?

Before installation, ensure the crankshaft journals are clean and within the manufacturer's specified tolerances. It's also critical to follow the correct torque specifications for the main bearing caps and to lubricate the bearings thoroughly during assembly.

1994 Buick LeSabre Crankshaft Main Bearings | ACL 4M2021P-10

Name: ACL Buick V6 231 1994 Engine Crankshaft Main Bearing Set
Brand: ACL
SKU: acl-acl-buick-v6-231-1994-engine-crankshaft-main-bearing-set-t14-632818
Price: 44.29 USD
Availability: BackOrder

ACL Buick V6 231 1994 Engine Crankshaft Main Bearing Set

$44.29

On Backorder

Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.

ACL Buick V6 231 1994 Engine Crankshaft Main Bearing Set

Key Features

Fits 1994 Buick LeSabre.
Designed for the Buick V6 231 engine.
ACL uses a specialized overlay material bonded to a steel backing for durability.
Precision machining ensures a proper fit for correct oil clearance.
Supports the crankshaft and handles engine forces.

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Product Details

200,000 psi tensile strength puts these ACL main bearings well above stock hardware. When you're rebuilding or refreshing the bottom end of your 1994 Buick LeSabre, especially with the V6 231 engine, the crankshaft main bearings are critical. They support the crankshaft, allowing it to spin smoothly while handling immense forces. Worn bearings can lead to increased friction, oil pressure loss, and eventually, catastrophic engine failure.

ACL uses a specialized overlay material that's designed to handle the stresses of engine operation. This material is bonded to a steel backing for strength, creating a well-built bearing that can handle the demands of daily driving and beyond. The precision machining ensures a perfect fit within the engine block, which is essential for proper oil clearance and lubrication. Getting these bearings right is key to a healthy, long-lasting engine.

When installing these bearings, make sure to follow the manufacturer's torque specifications and ensure the crankshaft journals are clean and within tolerance. Proper lubrication during assembly is also crucial to prevent damage during the initial startup.