What is the function of main bearings in an engine?

Main bearings support the crankshaft within the engine block. They create a low-friction surface that allows the crankshaft to rotate smoothly while handling the forces generated during combustion.

Does this bearing set require any machining to install?

No, this is a standard size main bearing set. It is designed to fit directly into the factory-specified locations in the engine block and around the crankshaft without requiring additional machining.

What does 'standard size' mean for engine bearings?

Standard size bearings are manufactured to the original equipment manufacturer's (OEM) specifications. They are intended for use when the crankshaft and the bearing journals in the engine block are within their original factory tolerances, without wear that would require oversized bearings.

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Trusted Since 1957

Est. 1957

ACL 88-95 Honda 1590/1958/2056CC D17 Standard Size Main Bearing Set (5M1957-STD)

Specifications

Brand: ACL
Part #: 5M1957A-STD
UPC: 084777700204

ACL 88-95 Honda 1590/1958/2056CC D17 Standard Size Main Bearing Set (5M1957-STD)

Name: ACL 88-95 Honda 1590/1958/2056CC D17 Standard Size Main Bearing Set (5M1957-STD)
Brand: ACL
Price: 15.92 USD
Availability: InStock

$15.92

In Stock

Fits 1999 Isuzu Oasis. ACL standard size main bearing set for D17 engines.

Key Features

Fits 1999 Isuzu Oasis.
Standard size main bearing set for D17 engines.
From ACL, a well-known manufacturer of engine bearings.
Designed for a direct fit, simplifying installation during engine assembly.

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Fits this vehicle

Isuzu Oasis 1999

Product Details

Already running a rebuilt or performance D17 engine? This ACL standard size main bearing set is the next piece of the puzzle to ensure smooth operation. Main bearings are critical for supporting the crankshaft and allowing it to spin freely within the engine block. When you're rebuilding or upgrading your engine, fresh bearings are essential for longevity and performance.

ACL has been making engine bearings for a long time, and this set is well-built for the job. They're made to the correct dimensions for a standard size fit on your D17 engine, meaning they'll sit snugly in the block and around the crankshaft without needing any machining. This makes installation straightforward, especially if you're already familiar with engine assembly.

When you're putting your engine back together, using a reliable set of main bearings like these from ACL is a smart move. They help reduce friction and wear, which is key to getting the most out of your engine rebuild.