Name: ACL Subaru EJ18/EJ20/EJ22/EJ25 (For Thrust in #3 Position) 0.50mm Oversized Main Bearing Set
Brand: ACL
Price: 23.33 USD
Availability: InStock

Question 1

What does '0.50mm oversized' mean?

Accepted Answer

This bearing set is 0.50mm larger in diameter than the standard size. It's designed to be used when the crankshaft journal has been machined to remove damage, effectively making it smaller. The oversized bearing compensates for this material removal, maintaining the correct oil clearance.

Question 2

How do I know if I need oversized bearings?

Accepted Answer

Oversized bearings are required when the crankshaft journals have been machined. A machine shop will measure your crankshaft and determine the appropriate bearing size needed after grinding. Always consult with a qualified machinist to determine the correct bearing size for your specific engine.

Question 3

What other parts should I replace when replacing main bearings?

Accepted Answer

When replacing main bearings, it's best practice to also replace the connecting rod bearings at the same time. Additionally, inspect the crankshaft for wear and damage, and consider replacing the oil pump to ensure proper oil pressure. Refer to the manufacturer's service manual for specific recommendations.

ACL Subaru EJ18/EJ20/EJ22/EJ25 (For Thrust in #3 Position) 0.50mm Oversized Main Bearing Set

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