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ACL Bearings 4M1149A-.50 Standard Main Bearings Aluglide

Manufacturer

Picture for manufacturer ACL Bearings

Part Number

4M1149A-.50
7 reviews
Sale Price

$13.09

Estimated ship date Sunday, November 29

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Product Details

The ACL Bearings 4M1149A-.50 is a standard size main bearing set designed for high-performance engine builds and rebuilds. These main bearings feature ACL's advanced Aluglide bearing material, a proprietary aluminum-based alloy known for exceptional wear resistance, superior load-carrying capacity, and excellent conformability to crankshaft journals.

Key Features:

  • Aluglide bearing material for superior durability and performance
  • Standard size with -.50mm undersize specification for precision machined crankshafts
  • Engineered for high-performance and racing applications
  • Precise dimensional tolerances for optimal oil clearance
  • Compatible with both street and competition engines

ACL main bearings are manufactured to OEM specifications or better, making them an excellent choice for engine rebuilders and performance enthusiasts who demand reliable, long-lasting engine components. The Aluglide material provides excellent seizure resistance and maintains stable clearances even under high temperature and high load conditions.

Products specifications

Size

.50

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