What does '1.00 undersize' mean for these bearings?

The '1.00 undersize' designation means these bearings are 0.001 inch smaller in diameter than standard bearings. This size is typically used when the engine's crankshaft journals have been machined down during a rebuild process.

Are these bearings sold individually or as a set?

This product is sold as a set of connecting rod bearings. You will receive enough bearings to replace all connecting rod bearings on your engine.

What is the warranty on ACL engine bearings?

ACL typically offers a limited warranty on their engine bearings against manufacturing defects. Please refer to the ACL warranty documentation for full details.

Specifications

Brand: ACL
Part #: 5B2290A-1.00

ACL WHEN STOCK EXHAUSTED USE 5B2290A-40 Engine Connecting Rod Bearing Set

Name: ACL WHEN STOCK EXHAUSTED USE 5B2290A-40 Engine Connecting Rod Bearing Set
Brand: ACL
SKU: acl-acl-when-stock-exhausted-use-5b2290a-40-engine-connecting-rod-bearing-set-t14-632213
Price: 13.03 USD
Availability: BackOrder

$13.03

On Backorder

Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.

Worn connecting rod bearings cause engine noise and damage. This ACL bearing set is a direct replacement.

Key Features

Direct replacement for worn connecting rod bearings — restores proper oil clearance.
Built to meet or exceed OEM specifications for reliable performance.
1.00 undersize — suitable for crankshafts machined during rebuilds.