ACL Bearings 4M2737H-.025 Race Series Main Bearings 0.025mm Undersize

ACL Race Series main bearings are engineered for high-performance and racing applications where durability and precision are critical. The 4M2737H-.025 features a 0.025mm undersize specification, designed for engines with crankshafts that have been machined or require precise clearance adjustments.

Key Features:

• Race Series construction for high-performance and competition use
• 0.025mm undersize for machined crankshafts
• Tri-metal bearing construction for superior strength and wear resistance
• Precision manufacturing ensures consistent oil clearances
• High-load capacity design for extreme operating conditions
• Compatible with both petroleum and synthetic racing oils

ACL Race Series bearings are a trusted choice among engine builders and racers who demand reliability under the most demanding conditions. These main bearings provide the durability needed for high-RPM operation and increased cylinder pressures found in modified and racing engines.