ACL Bearings 5M2327A-STD Standard Size Main Bearing Set for GM Engines

The ACL Bearings 5M2327A-STD is a standard size main bearing set engineered for GM, Holden, Opel, and Vauxhall engines ranging from 1.6L to 2.2L displacement. This precision-manufactured bearing set is part of ACL's renowned Race Series line, designed to deliver exceptional performance and reliability in both street and motorsports applications.

Key Features:

• Standard size main bearing set for proper crankshaft support and oil film development
• Precision-machined to exacting micron-level tolerances for consistent wall thickness and proper crush
• High-strength tri-metal construction with reduced thickness overlay plate for improved fatigue resistance
• No flash plating on bearing backs to maximize heat transfer and improve bearing retention
• Increased eccentricity to compensate for bore distortion at high RPM
• 3/4 grooved design optimizes bearing load surface area and oil flow
• Compatible with GM Family II engines including Daewoo, Holden, Opel, and Vauxhall applications

ACL Race Series bearings are recognized throughout the motorsports world for their durability and performance, from sport compact racing to professional competitions. The unique combination of advanced metallurgy, precision engineering, and race-proven design makes these bearings ideal for high-performance engine builds and rebuilds.