Perfect Circle MS2220HX H-Series Main Bearing Set Chrysler Hemi +.001 Extra Clearance

The Perfect Circle MS2220HX is a high-performance H-Series main bearing set designed for Chrysler 5.7L and 6.1L Hemi engines (2003-2011). This premium bearing set features +.001 inch extra clearance (HX designation) for optimal performance in modified and high-RPM applications.

Key Features:

• H-Series design developed for NASCAR racing and competition engines
• Medium level of eccentricity with high crush factor for secure retention
• Hardened steel backing with carefully selected tri-metal overlay (TM-77)
• Enlarged chamfers provide greater crankshaft fillet clearance
• Made without flash plating for improved seating and bedding
• +.001 inch extra clearance ideal for performance applications
• 1/2 groove design for enhanced oil distribution

H-Series bearings are engineered for engines operating in the medium to high RPM range, making them ideal for street performance, racing, and modified engines with oversize crankshaft fillets. The tri-metal construction combines strength, durability, and excellent wear characteristics. Set includes 5 main bearings. Requires separate thrust washer set (not included).