Name: ACL BMC Mini Inline 4 (from 1983 up) .25mm Oversized High Performance Main Bearing Set
Brand: ACL
Price: 118.92 USD
Availability: InStock

Question 1

What does it mean to have an oversized bearing?

Accepted Answer

An oversized bearing is slightly larger than the standard size. This is useful when the crankshaft or the bearing surface in the engine block has been machined, or if there is wear that needs to be compensated for. Using an oversized bearing ensures proper oil clearance and prevents excessive play.

Question 2

How do I know if I need oversized bearings?

Accepted Answer

The need for oversized bearings is determined during engine rebuilding. A machinist will measure the crankshaft and bearing surfaces to determine if they fall within the standard specifications. If the surfaces have been machined or are worn beyond the standard limits, oversized bearings are required to maintain proper clearances.

Question 3

Are there any specific installation instructions I should follow?

Accepted Answer

Refer to the manufacturer's installation instructions for proper procedures and torque specifications. Correct installation is critical to ensure proper bearing function and prevent premature wear. Always use the recommended lubricants and tools during installation.

ACL BMC Mini Inline 4 (from 1983 up) .25mm Oversized High Performance Main Bearing Set

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