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ACL Bearings 1B634HD-STD Heavy Duty Rod Bearing - Set

Manufacturer

Picture for manufacturer ACL Bearings

Part Number

1B634HD-STD
7 reviews
Sale Price

$40.86

Estimated ship date Saturday, December 05

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Product Details

The ACL Bearings 1B634HD-STD is a heavy-duty connecting rod bearing designed for high-performance and racing applications. Part of ACL's Race Series lineup, this bearing features enhanced durability and load capacity compared to standard bearings.

Key Features:

  • Heavy-duty construction (HD designation) for increased strength and durability
  • Standard size (STD) for OE connecting rod dimensions
  • Tri-metal construction with high-strength steel backing
  • Precision-engineered bearing material for optimal oil clearance
  • Enhanced crush and spread tolerances for secure installation
  • Manufactured to strict OEM specifications and tolerances

ACL Race Series bearings are engineered for demanding applications including performance street engines, drag racing, road racing, and marine use. The heavy-duty design provides superior protection against wear and fatigue in high-load conditions. Sold as a set for one connecting rod (upper and lower shells).

Products specifications

Max Overall Length

0.726"(18.44mm)

Max Std Shaft Size

2.1236"(53.939mm)

Max Std Tunnel Size

2.2398"(56.891mm)

Max Wall at Crown

0.0574"(1.458mm)

Min Std Shaft Size

2.1228"(53.919mm)

Min Std Tunnel Size

2.2390"(56.871mm)

Oil Clearance

Standard

Size

Standard

I found the exhaust part that I needed exactly for my H3 upgrades. Very happy, Thank you!!!

Quick, easy check-out. Veyr clear and easy to understand process.

Very satisfied with my purchase experience

Easy transaction, fast shipping

I spent hrs looking and researching parts and prices... Hands down Autoplicity<br> has it and at the best price you'll find!!

quick and easy! almost forgot-great prices!!

very excellent oil the only oil that has been in my harley since it was new and it a 95 very fast shipper ordered it 19 feb and got it 22 feb

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