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ACL Bearings 4B4390H-STD Race Series Connecting Rod Bearings

Manufacturer

Picture for manufacturer ACL Bearings

Part Number

4B4390H-STD
5 reviews
Sale Price

$45.92

Estimated ship date Saturday, November 28

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Live-in-stock inventory

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Fitment guaranteed

Fitment guaranteed

Product Details

ACL Race Series connecting rod bearings are engineered for high-performance and racing applications where durability and precision are critical. These bearings feature ACL's advanced metallurgy and specialized coatings designed to withstand extreme loads, high RPM operation, and elevated temperatures commonly encountered in racing engines.

Key Features:

  • Race Series construction for maximum durability under extreme conditions
  • Precision-engineered bearing surfaces for optimal oil clearance and performance
  • Advanced tri-metal construction with high-strength steel backing
  • Specialized bearing overlay provides excellent embedability and conformability
  • STD (standard) size for original crankshaft journals
  • Manufactured to strict tolerances for consistent performance

ACL Race Series bearings are trusted by engine builders and professional racing teams worldwide. These bearings are designed to handle the demanding requirements of high-horsepower builds while maintaining the oil film strength necessary for reliable operation under race conditions.

Products specifications

Size

Standard

Great price, great service, A+

price is reasonable great web site don't have to go through an act of congress to find what you need. Thank you.

I was very pleased and surprise of the great price and quick delivery. It took only 1 day to get my bike rack

Best prices of any other online auto parts merchant.<br><br>Communication of the order status and was very prompt and accurate and professional.<br><br>I wouldnt hesitate to do business again with autoplicity -- my go to site next time I need auto parts!

took 2 days to be shipped. No trouble with purchase. Great customer service, especially the live chat ones. Will do business again.

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