ACL Nissan CA18/C20 0.25 Oversized High Performance Rod Bearing Set - 4B1630H-.25

$52.63
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acl4B1630H-.25
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Rev up your engine's performance with the ACL Nissan CA18/C20 0.25 Oversized High Performance Rod Bearing Set. Designed for precision and durability, these bearings ensure optimal engine efficiency and longevity. Perfect for high-performance enthusiasts, they provide superior load capacity and reduced friction, enhancing your vehicle's power and reliability. Crafted to meet the demands of intense driving conditions, this set is an essential upgrade for those seeking to maximize their Nissan's potential. Experience smoother operation and increased horsepower with this top-tier rod bearing set, engineered for excellence and built to last.

The unique combination of design, metallurgy and engineering come together to deliver what drivers expect from high performance Trimetal engine bearings. Designed to withstand higher RPM conditions, ACL Race Series Engine Bearings are available for many of the popular 4, 6 & 8 cylinder applications.

Features:

  • High strength overlay plate with reduced thickness for improved fatigue properties
  • Hardened steel backs on all rod bearings to improve the support of the bearing lining and assist with bearing retention in the housing.
  • Increased crush for improved bearing retention
  • Elimination of flash plating on the back of the bearings to improve heat transfer through the bearings and to maximize the grip between the bearings and its housing.
  • Increased eccentricity to compensate for bore distortion at high rpm and to assist in the formation of hydrodynamic oil films.
  • 3/4 grooved Main Bearings to optimize bearing load carrying surface area and oil flow to the conrod bearings.
  • Tight consistent wall tolerances to help you maintain consistent clearances.
  • Enlarged ID chamfers on bearing edges where required to accommodate large fillet radius on performance crankshafts.
Specifications:
  • Size: STD, .025, .25, .50
  • Oil Clearance: + Standard
  • Half Type: Identical Halves
  • Material: Tri-metal Hardened Steel Backs
  • Min Std Shaft Size: 2.0847 in / 52.951 mm
  • Max Std Shaft Size: 2.0852 in / 52.964 mm
  • Min Std Tunnel Size: 2.2305 in / 56.654 mm
  • Max Std Tunnel Size: 2.231 in / 56.667 mm
  • Max Wall at Crown: 0.0720 in / 1.830 mm
  • Max Overall Length: 0.787 in / 20.00 mm
More Information
Brand ACL
upc 9315726152409