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ACL Bearings 4M8011-.25 Main Bearing Set Undersize - 0.25mm

Manufacturer

Picture for manufacturer ACL Bearings

Part Number

4M8011-.25
8 reviews
Sale Price

$8.84

Estimated ship date Monday, November 30

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Product Details

The ACL Bearings 4M8011-.25 is a precision-engineered main bearing set designed for 4-cylinder engines with crankshafts that have been reground 0.25mm undersize. This performance bearing set features ACL's advanced trimetal construction, combining superior materials and engineering to deliver reliable protection under demanding conditions.

Key Features:

  • 0.25mm undersize for reground crankshafts
  • Trimetal bearing construction with hardened steel backing
  • Enhanced heat transfer design without cosmetic tin flash plating
  • Precision-engineered for optimal oil clearance and bearing retention
  • Designed to withstand higher RPM and performance applications
  • Complete main bearing set for proper crankshaft support

ACL main bearings are manufactured to exacting standards with improvements in material composition, dynamic thickness, heat conduction, and oil distribution. The elimination of flash plating on the bearing backs improves heat transfer and maximizes grip between the bearings and housing, while the hardened steel backing provides superior support under high-load conditions.

Products specifications

Size

.25

very good I hope this product works as advertised looks like a good dye

Quick shipping on my order. Thanks

Great prices and item shipped quick!

I placed the order on Monday, and the package was delivered two days later, on Wednesday...and that was with FREE SHIPPING!!! It was also at the best price I could find. What more can you ask?

This is the best price that I found on the AEM methanol injection kit! I and searched all over! Fast shipping and processing! I would buy from again!!

Lowest price of anyone, including shipping. Arrived quickly. What more can you ask for.

Good prices and quick shipping. Thanks!

"Customer service was very helpful, very good prices. On its way the next day."

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