What does '0.020 inch undersize' mean for these bearings?

This means the bearings are manufactured to be 0.020 inches smaller in diameter than standard size. They are intended for use on a crankshaft that has been machined down by 0.020 inches to correct wear or damage.

Are installation instructions included?

Refer to the manufacturer's installation instructions for details on proper installation procedures and any required tools.

What is the warranty on ACL engine bearings?

ACL offers a limited warranty on their engine bearings. Please consult the manufacturer's documentation for specific terms and conditions.

ACL WHEN STOCK EXHAUSTED USE 5M1533A-.50 Engine Crankshaft Main Bearing Set

Specifications

Brand: ACL
Part #: 5M1533A-20

ACL WHEN STOCK EXHAUSTED USE 5M1533A-.50 Engine Crankshaft Main Bearing Set

Name: ACL WHEN STOCK EXHAUSTED USE 5M1533A-.50 Engine Crankshaft Main Bearing Set
Brand: ACL
SKU: acl-acl-when-stock-exhausted-use-5m1533a-50-engine-crankshaft-main-bearing-set-t14-633192
Price: 24.45 USD
Availability: BackOrder

$24.45

On Backorder

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

ACL 5M1533A-20 Crankshaft Main Bearing Set. This is a 0.020 inch undersize bearing set for engine rebuilding.

Key Features

0.020 inch undersize bearing set — fits crankshafts machined to this size.
Direct replacement for stock bearings — designed to fit specific engine applications.
Well-built from quality materials — intended for reliable engine operation.