What is the main job of crankshaft main bearings?

Crankshaft main bearings sit between the crankshaft and the engine block. Their primary job is to support the crankshaft and allow it to rotate smoothly while maintaining the correct oil clearance for lubrication.

What does 'tri-metal construction' mean for these bearings?

Tri-metal construction refers to a bearing layer made of three different metals, typically a steel backing, a bronze-aluminum alloy intermediate layer, and a soft overlay like babbitt. This combination offers a strong base with excellent conformability and embeddability for durability and performance.

Do I need to measure my crankshaft before ordering these bearings?

Yes, it's always a good idea to measure your crankshaft journals to ensure they are within the manufacturer's specifications for size and roundness. These bearings are designed for standard size crankshafts unless otherwise specified, and proper clearance is critical.

ACL Chevrolet V6 200-229-262 1978-98 Engine Crankshaft Main Bearing Set

Specifications

Brand: ACL
Part #: 4M1454A-20

ACL Chevrolet V6 200-229-262 1978-98 Engine Crankshaft Main Bearing Set

Name: ACL Chevrolet V6 200-229-262 1978-98 Engine Crankshaft Main Bearing Set
Brand: ACL
SKU: acl-acl-chevrolet-v6-200-229-262-1978-98-engine-crankshaft-main-bearing-set-t14-630502
Price: 26.65 USD
Availability: BackOrder

$26.65

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ACL Chevrolet V6 200-229-262 engine crankshaft main bearing set. Direct fit for many V6 engines from 1978-1998.

Key Features

Fits Chevrolet Astro, C1500, Camaro, Caprice, Malibu, Monte Carlo, and S10 vehicles.
Designed for Chevrolet V6 engines with 200-229 cubic inch displacements.
Covers model years 1978-1998.
Features a tri-metal construction for durability and performance.
Helps maintain proper oil clearance for effective lubrication.
Supports the crankshaft for smooth engine operation.

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Will this fit your vehicle?

Product Details

200,000 psi tensile strength puts these ACL main bearings well above stock hardware. When you're rebuilding an engine or just replacing worn-out bearings, getting the right fit and material is key. This set is built for Chevrolet V6 engines with displacements from 200 to 229 cubic inches, covering a wide range of applications from 1978 through 1998. These bearings are crucial for supporting the crankshaft and ensuring it spins smoothly within the engine block.

ACL uses a tri-metal construction for these bearings, which is a popular choice for performance and durability. This means you get a strong, well-built bearing that can handle the pressures and heat inside your engine. The specific design of these bearings helps maintain proper oil clearance, which is vital for lubrication and preventing premature wear. If you're working on a classic truck, a muscle car, or even a performance build, these bearings are a solid option for getting your engine back in top shape.

This set includes the main bearings needed for your crankshaft. Always make sure to clean your engine block and crankshaft thoroughly before installation, and follow the manufacturer's recommended oil clearance specifications. Proper installation is key to getting the most life out of these components.