• High Strength Overlay Plate With Reduced Thickness for Improved Fatigue Properties
  • Hardened Steel Backs on All Rod Bearings to Improve Bearing Lining & Retention
  • Increased Crush for Improved Bearing Retention
  • Elimination of Flash Plating on Back of Bearings & Maximise Grip Between Bearings & Housing
  • Increased Eccentricity to Compensate for Bore Distortion at High RPM & Assist in Formation of Hydrodynamic Oil Films
  • 3/4 Grooved Main Bearings to Optimise Bearing Load Carrying Surface Area & Oil Flow to Conrod Bearings
  • Tight Consistent Wall Tolerances to Help Maintain Consistent Clearances
  • Enlarged ID Chamfers on Bearing Edges Where Required to Accomodate Large Fillet Radius on Performance Crankshafts
Brand ACL
Man Part No 4B2976H-STD