ACL Bearings 1B1606H-STD Main Bearing Set for VW/Audi 4-Cyl 5-Cyl 1780-1983cc

ACL Race Series performance engine bearings are recognized as a premier brand throughout the motorsports world, designed specifically for VW and Audi 5-cylinder engines. The 1B1606H-STD connecting rod bearing set delivers the performance and reliability demanded by high-performance builds and racing applications.

Key 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
• Increased eccentricity to compensate for bore distortion at high rpm
• Tri-metal construction for maximum durability

Technical Specifications:

• Tunnel diameter: 50.600-50.619mm
• Shaft diameter: 47.758-47.778mm
• Maximum wall thickness: 1.405mm
• Maximum overall length: 19.00mm
• Standard clearance (H-series)

The unique combination of design, metallurgy and engineering provides Race Series performance bearings with the endurance and capability to perform where others cannot. These bearings are ideal for engine builders seeking superior performance over OEM bearings in high-stress applications.