ACL Bearings 7M2394HXC-STD Race Series Main Bearing Set

The ACL Bearings 7M2394HXC-STD is a high-performance Race Series main bearing set designed for Nissan RB20, RB25, and RB30 engines. This standard size bearing set features ACL's advanced HXC designation, combining their proven Race Series trimetal construction with Calico CT-1 dry film lubricant coating and 0.001" (0.025mm) extra clearance for high-performance and racing applications.

Key Features:

• Trimetal construction with hardened steel backing for superior strength under high loads and temperatures
• Calico CT-1 dry film lubricant coating for enhanced protection during startup and extreme conditions
• 0.001" extra clearance (HX-series) optimized for high-RPM racing applications
• Large chamfers to accommodate larger crankshaft fillets
• 3/4 groove design provides optimum oil supply while maximizing load carrying capacity
• Increased crush and tighter wall tolerances for better seating and heat transfer
• Improved overlay with reduced thickness for increased fatigue strength
• Manufactured to exacting tolerances with micron-level precision

ACL Race Series bearings are trusted by engine builders worldwide and have proven themselves in motorsports ranging from drift racing to NASCAR, IHRA, and NHRA competitions. The unique combination of design, metallurgy, and engineering delivers the endurance and capability required for high-performance builds where standard bearings cannot perform. Standard size fits factory crankshaft journals.