Perfect Circle MS590H10 Main Bearing Set Calico Coated Small Block Ford

The Perfect Circle MS590H10 is a high-performance main bearing set featuring Calico Coatings' advanced CT-1 Dry Film Lubricant coating technology. Designed specifically for Small Block Ford engines, this H-Series bearing kit delivers enhanced protection and reliability for demanding performance applications.

Key Features:

• CT-1 Dry Film Lubricant coating engineered to withstand extreme engine conditions
• 0.010 inch undersize design for precision machined or rebuilt crankshafts
• H-Series specification for Small Block Ford applications
• Increased embeddability helps trap debris and protect journal surfaces
• Enhanced strength and durability for high-performance builds
• Complete main bearing kit for comprehensive engine assembly

Calico Coatings bearings are trusted by professional engine builders for their superior protection during critical break-in periods and sustained high-load operation. The specialized coating provides a critical margin of safety that helps prevent bearing failure in race and performance street engines.