Description
A quality main bearing set is foundational to engine reliability and longevity, especially under sustained high-RPM operation or forced induction. The Calico Coated MS590HX delivers the extra oil clearance needed for high-performance small block Ford applications, reducing bearing wear and maintaining critical film strength during aggressive driving. This is the kind of precision component that separates a bulletproof engine from one headed for catastrophic failure.
- Small Block Ford compatible
- H-Series specification
- Standard sizing
- Extra oil clearance
- Calico coated surface
- Complete kit
- Professional-grade construction









