What does '.20mm Oversized' mean for these bearings?

This means the bearings are designed for a crankshaft that has been machined down by 0.20mm. This is typically done to correct for wear on the original crankshaft or to achieve a specific bearing clearance during an engine rebuild.

What is trimetal construction?

Trimetal bearings use three layers: a steel backing for strength, a copper-alloy intermediate layer for strength and embeddability, and a softer overlay (often lead-tin-bronze) that conforms to the crankshaft surface. This design is popular for its durability and ability to handle load.

Do these bearings come with installation instructions?

While specific instructions are not included with this part, it is critical to refer to the manufacturer's official installation manual for your specific engine. Proper oil clearance and torque specifications are essential for engine longevity.

ACL Engine Bearings 8B745P-20 - Chevy V8

Name: ACL 1955-1967 Chevy V8 265/283/302/327 .20mm Oversized Trimetal Rod Bearing Set
Brand: ACL
Price: 45.72 USD
Availability: InStock

ACL 1955-1967 Chevy V8 265/283/302/327 .20mm Oversized Trimetal Rod Bearing Set

$45.72

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ACL 1955-1967 Chevy V8 265/283/302/327 .20mm Oversized Trimetal Rod Bearing Set

Key Features

Fits 1955-1967 Chevrolet V8 engines (265, 283, 302, 327 cu. in.).
Trimetal construction offers a good balance of strength and embeddability.
Bearings are .20mm undersize for use with a machined crankshaft.
Designed for proper oil clearance and engine lubrication.

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Will this fit your vehicle?

Product Details

ACL has been making engine bearings for decades, and this Trimetal Rod Bearing Set for your Chevy V8 is one of their staples. These bearings are designed for 1955-1967 model year Chevy V8 engines with displacements from 265 to 327 cubic inches. If you're rebuilding an engine or replacing worn bearings, this set offers a solid option for getting your classic Chevy back on the road.

This set features a trimetal construction, which is a popular choice for performance and street applications because it offers good strength and embeddability. The bearings in this set are .20mm undersize, meaning they are intended for crankshafts that have been machined down by 0.20mm to correct for wear or to achieve a specific clearance. Proper bearing clearance is crucial for oil flow and preventing metal-on-metal contact, which is why using the correct size is so important during an engine rebuild.

When you're working on a classic V8, using well-made components like these ACL bearings can make a difference in the longevity and performance of your engine. Make sure to check your crankshaft journals for the correct size before ordering, and always follow the manufacturer's installation instructions for proper oil clearance and torque specifications.