ACL Bearings 8B745HN-001 Race Series Rod Bearing Set .001" Oversize Narrowed

The ACL Bearings 8B745HN-001 is a high-performance connecting rod bearing set from ACL's Race Series lineup, designed for 2.000" crankshaft pin journals in a narrowed configuration with .001" oversize dimension. This bearing set features tri-metal construction with hardened steel backing for maximum strength and durability in demanding performance applications.

Race Series Performance Features:

• Hardened steel backs on all rod bearings improve support of the bearing lining and assist with retention in the housing
• Tri-metal construction combining steel, copper, lead, and tin for optimal performance characteristics
• Narrowed design for specific applications requiring reduced bearing width
• .001" oversize for custom machined or modified crankshafts
• Enlarged ID chamfers on bearing edges accommodate large fillet radius on performance crankshafts
• Elimination of flash plating on bearing backs improves heat transfer and maximizes grip between bearings and housing
• Micron tolerance machining delivers consistent accuracy to wall thickness and crush specifications
• Tight wall tolerances help maintain consistent clearances throughout the bearing life

ACL Race Series bearings are recognized throughout the motorsports world as standard components in engines that have set records and won championships from drift racing to NASCAR, IHRA, and NHRA competitions. The unique combination of design, metallurgy, and engineering provides these bearings with the endurance to perform where others cannot.