What does the '-.50' mean in the part number?

The '-.50' indicates that these bearings are 0.050 inches undersize. This means they are intended for use with a crankshaft that has been machined down by 0.050 inches, typically during an engine rebuild.

Are these bearings sold individually or as a set?

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

Do I need to machine my crankshaft to use these bearings?

Yes, these bearings are 0.050 inches undersize. They are designed to be installed on a crankshaft that has been professionally machined (ground) down by 0.050 inches to ensure proper oil clearance and fit.

Specifications

Brand: ACL
Part #: 5B2290A-.50

ACL WHEN STOCK EXHAUSTED USE 5B2290A-20 Engine Connecting Rod Bearing Set

Name: ACL WHEN STOCK EXHAUSTED USE 5B2290A-20 Engine Connecting Rod Bearing Set
Brand: ACL
SKU: acl-acl-when-stock-exhausted-use-5b2290a-20-engine-connecting-rod-bearing-set-t14-632212
Price: 15.78 USD
Availability: BackOrder

$15.78

On Backorder

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

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

Key Features

Direct replacement — fits and functions like the original bearings.
Undersize specification — 0.050 inch undersize for use with machined crankshafts.
Built to OE specs — ensures proper engine performance and longevity.