What does the '.30mm Oversized' mean for these rod bearings?

The '.30mm Oversized' designation, which is equivalent to 0.030 inches, indicates that these bearings are designed to fit crankshaft journals that have been machined down by 0.030 inches. This is a common step during engine rebuilding to ensure a fresh, smooth surface for the bearings to operate on.

What is the advantage of a tri-metal bearing construction?

Tri-metal bearings use multiple layers of different metal alloys. This construction provides a strong, durable bearing surface that can withstand the high loads and temperatures generated by an engine's rotating assembly, offering better wear resistance compared to simpler bearing designs.

Do these bearings come with installation instructions?

While these bearings are designed for a direct fit, it is always recommended to refer to the specific service manual for your vehicle's engine. This will provide detailed instructions on proper installation procedures, including cleaning, lubrication, and torque specifications.

ACL 1958-1980 Chrysler Prod V8 383/400/440 .30mm Oversized Trimetal Rod Bearing Set

Specifications

Brand: ACL
Part #: 8B527P-30
UPC: 9315726101544

ACL 1958-1980 Chrysler Prod V8 383/400/440 .30mm Oversized Trimetal Rod Bearing Set

Name: ACL 1958-1980 Chrysler Prod V8 383/400/440 .30mm Oversized Trimetal Rod Bearing Set
Brand: ACL
Price: 47.31 USD
Availability: InStock

$47.31

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ACL .30mm oversize tri-metal rod bearing set for 1958-1980 Chrysler 383, 400, and 440 V8 engines. Part# 8B527P-30.

Key Features

Fits 1958-1980 Chrysler Production V8 383, 400, and 440 cubic inch engines.
Rod bearing set is 0.030 inches undersize for use with ground crankshaft journals.
Features a tri-metal construction for improved strength and wear resistance.
Designed for direct fitment into the connecting rod and cap assembly.
ACL is a well-known manufacturer of engine bearings.

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Product Details

Rebuilding the bottom end of your classic Mopar V8, like a 383, 400, or 440, means paying close attention to the crankshaft and connecting rod journals. These ACL tri-metal rod bearings are made to replace your worn-out bearings, and they're specifically sized at 0.030 inches (or .76mm) undersize to fit crankshafts that have been ground down to that dimension. This is a common practice when rebuilding an engine to ensure a fresh, perfectly smooth surface for the bearings to run on.

ACL has been making engine bearings for a long time, and their tri-metal design is well-known for its strength and durability. It uses multiple layers of different metals to handle the high loads and temperatures found in an engine's rotating assembly. This set is built to handle the demands of these larger displacement V8s, offering a solid option for your rebuild project. They're designed to fit right into the connecting rods and caps, making installation straightforward once the crankshaft is prepped.

When you're putting an engine back together, especially one of these big Mopar V8s, getting the bearing clearances just right is crucial for longevity. This set is designed for that purpose, ensuring your rebuilt engine runs smoothly and reliably for miles to come.