What does the '0.011 inch undersize' mean for these bearings?

The '0.011 inch undersize' designation means these bearings are intended for use with a crankshaft that has been machined down by 0.011 inches. This is a common practice during engine rebuilding to ensure proper oil clearance and a precise fit.

Are these bearings suitable for a stock engine rebuild?

While these are part of ACL's Race Series, they are a well-built option for many Chevrolet V8 engines, including those that have been rebuilt. They offer a strong foundation for performance applications and can be a reliable choice for a stock rebuild as well.

What is the typical application for these connecting rod bearings?

These bearings are commonly used in performance-oriented rebuilds of Chevrolet 305, 350, and 400 cubic inch V8 engines. They are designed to handle increased loads and provide reliable lubrication for the connecting rod journals.

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ACL Chevrolet V8 305-350-400 Race Series Engine Connecting Rod Bearing Set

Specifications

Brand: ACL
Part #: 8B663H-011

ACL Chevrolet V8 305-350-400 Race Series Engine Connecting Rod Bearing Set

Name: ACL Chevrolet V8 305-350-400 Race Series Engine Connecting Rod Bearing Set
Brand: ACL
Price: 80.15 USD
Availability: InStock

$80.15

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ACL Chevrolet V8 305-350-400 Race Series Connecting Rod Bearing Set

Key Features

Fits 112+ vehicle make/model combinations.
ACL Race Series connecting rod bearing set.
Designed for Chevrolet V8 305, 350, and 400 engines.
Features a well-built overlay material for strength.
0.011 inch undersize for use with machined crankshafts.

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Will this fit your vehicle?

Product Details

Rebuilding the top end of your Chevrolet V8? These ACL Race Series connecting rod bearings are a solid option for your 305, 350, or 400 small-block engine. They're built to handle the demands of performance applications, offering a reliable foundation for your engine's rotating assembly.

ACL has been making engine bearings for a long time, and this Race Series set uses a well-built overlay material that's designed for strength and durability under higher loads. The 0.011 inch undersize means these bearings are intended for crankshafts that have been machined down by 0.011 inches, ensuring a precise fit and proper oil clearance. This is a common step when rebuilding an engine to ensure optimal performance and longevity.

When you're putting an engine back together, getting the bearing clearances right is critical. These ACL bearings are a popular choice for builders looking for a dependable component that fits right and performs well.