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Main Bearing Set MS-909HX

Original price was: $79.99.Current price is: $60.85.

56 in stock

SKU: M77MS909HX Category:

Description

Main bearings are the foundation of engine reliability—they control crankshaft clearance and oil distribution under extreme loads. The MS-909HX delivers precision-engineered geometry with optimized clearances to support sustained high RPM operation while maintaining consistent oil film strength. This is a direct upgrade path for builders pushing Small Block Chevy performance without compromise.

  • H-Series engine compatible
  • Small Block Chevy specific
  • Standard size fitment
  • Extra oil clearance
  • Complete bearing set
  • Optimized lubrication geometry
  • MPN: MS-909HX