What does 'undersize 0.010 inch' mean for these bearings?

This means the bearings are manufactured to be 0.010 inches smaller in diameter than standard size. They are intended for use when the engine's crankshaft has been machined down by 0.010 inches to correct wear or imperfections.

Do these bearings come with installation instructions?

While specific installation instructions are not included with this bearing set, it is critical to refer to the vehicle manufacturer's service manual for the correct procedures. Proper oil clearance measurement and installation techniques are essential for engine longevity.

What other parts are typically needed when replacing main bearings?

When replacing main bearings, it's common practice to also replace the connecting rod bearings (also known as rod bearings). You will also need new engine oil and an oil filter for the reassembly.

Specifications

Brand: ACL
Part #: 5M1706A-.25

ACL Ford Prod. 4 1.9L 1985-96 Engine Crankshaft Main Bearing Set

Name: ACL Ford Prod. 4 1.9L 1985-96 Engine Crankshaft Main Bearing Set
Brand: ACL
SKU: acl-acl-ford-prod-4-1-9l-1985-96-engine-crankshaft-main-bearing-set-t14-630915
Price: 23.74 USD
Availability: BackOrder

$23.74

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Fits 1985-2002 Ford Escort. ACL crankshaft main bearing set, undersize 0.010 inch, for 1.9L engines. Essential for engine rebuilds.

Key Features

Fits 1985-2002 Ford Escort, 2000-2004 Ford Focus, and 1997-1999 Mercury Tracer.
Designed for 1.9L engines.
This is a 0.010 inch undersize main bearing set.
Supports the crankshaft and maintains proper oil clearance.
Manufactured by ACL, a reputable engine bearing supplier.

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About this part

Product Details

Already running a rebuilt or performance engine? This ACL crankshaft main bearing set is the next piece of the puzzle for your 1985-2002 Ford Escort, 2000-2004 Ford Focus, or 1997-1999 Mercury Tracer with a 1.9L engine. These bearings are crucial for supporting the rotating crankshaft and ensuring it spins smoothly within the engine block. When you're rebuilding an engine, especially if the crankshaft has been machined, using the correct undersize bearings is key to achieving proper oil clearance and long-term reliability.

This set is manufactured by ACL, a well-known name in engine bearings. They are built to meet or exceed original equipment specifications, providing a solid option for your engine build. The fact that these are a 0.010 inch undersize set means they are intended for use when the crankshaft journals have been ground down by 0.010 inches to clean up any imperfections or wear. Proper installation with the correct oil clearance is vital for these bearings to perform as intended and protect your engine.