ACL Race Bearings - Mains (Honda B16 / B18 / B20) | Niced Up

Upgrade your bottom end with the ACL Race Series Main Bearings Set (Part # 5M1959H-STD) for Honda & Acura B-Series engines. The unique combination of design, metallurgy, and engineering put into ACL Race Bearings comes together to deliver what drivers expect from high-performance trimetal engine bearings under extreme operating conditions.

Key Features & Benefits:

• Trimetal Construction: High load capacity copper-lead structure with galvanic overlay for exceptional wear and seizure resistance.
• Precision Tolerances: Strict wall thickness control maintains precise oil clearances for optimal journal lubrication.
• Enhanced Durability: Built to handle high RPM extremes and aggressive track or forced-induction use.

Technical Specifications:

• Bearing Type: Main Engine Bearings (Standard Size - STD)
• Material: Trimetal
• Warranty: ACL Performance Limited Manufacturer Warranty
• Brand: ACL Performance