What is the main function of connecting rod bearings?

Connecting rod bearings sit between the connecting rod and the crankshaft. Their main job is to allow the connecting rod to spin smoothly around the crankshaft while handling the high forces from combustion. They also help maintain the oil film that separates these metal surfaces.

What is the significance of the '8B745A-30' part number?

The '8B745A' typically indicates the specific bearing design and material from ACL. The '-30' suffix usually denotes a specific undersize or oversize dimension, which is critical for matching to the crankshaft journal size. Always ensure this matches your crankshaft specifications.

What preparation is needed before installing these bearings?

Before installing, it's crucial to thoroughly clean the crankshaft journals and the inside of the connecting rod bores. You will also need to apply a quality engine assembly lube to the bearing surfaces and the crankshaft journals to ensure proper lubrication on initial startup.

ACL Chevrolet V8 265-283-302-327 1955-67 Engine Connecting Rod Bearing Set

Specifications

Brand: ACL
Part #: 8B745A-30

ACL Chevrolet V8 265-283-302-327 1955-67 Engine Connecting Rod Bearing Set

Name: ACL Chevrolet V8 265-283-302-327 1955-67 Engine Connecting Rod Bearing Set
Brand: ACL
SKU: acl-acl-chevrolet-v8-265-283-302-327-1955-67-engine-connecting-rod-bearing-set-t14-632689
Price: 23.39 USD
Availability: BackOrder

$23.39

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Key Features

Fits 1955-1967 Chevrolet V8 engines with displacements from 265 to 327 cubic inches.
Designed to fit specific vehicle models including Chevrolet Bel Air, Impala, Camaro, and Corvette.
Connects the connecting rod to the crankshaft, enabling smooth rotation.
Helps maintain oil film integrity to reduce friction and heat.
Well-built material construction for reliable wear resistance.

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Will this fit your vehicle?

Product Details

Already running a rebuilt V8 for your classic Chevy? This connecting rod bearing set from ACL is the next piece of the puzzle for getting that engine buttoned up. These bearings sit between the connecting rod and the crankshaft, allowing the rod to spin smoothly while handling the immense forces generated during combustion. Getting the right bearings is crucial for engine longevity and performance, especially when you're building or refreshing an engine from the 1955-1967 era.

ACL has been making engine bearings for a long time, and this set is built to handle the demands of those classic Chevrolet V8s. They're made from a well-built material designed to provide a solid bearing surface that resists wear and maintains oil film integrity. This is important because a consistent oil film is what actually separates the metal surfaces, preventing friction and heat buildup. When you're putting an engine back together, especially one with a displacement ranging from 265 to 327 cubic inches, you want parts you can trust to perform reliably.

This set is designed as a direct fit for the specified Chevrolet V8 engines. Make sure to check the full fitment list to confirm it matches your specific vehicle. When installing, proper cleaning of the crankshaft journals and connecting rod bores is essential, as is using the correct assembly lube to ensure that oil film is established immediately upon startup.