Main Bearing Set MS-909H-21

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Main Bearing Set MS-909H-21

Main Bearing Set MS-909H-21

Original price was: $78.39.Current price is: $52.34.

48 in stock

SKU: M77MS909H21 Category:

Description

A worn or damaged main bearing set directly compromises engine block integrity and can lead to catastrophic failure under racing conditions. The MS-909H-21 delivers the precision tolerances and material quality your Small Block Chevy engine demands, whether you’re rebuilding after a season or fortifying a fresh build. This H-Series kit ensures proper crankshaft support and oil flow, critical for consistent horsepower delivery and long-term reliability.

  • Small Block Chevy compatible
  • H-Series specification
  • 0.021 in undersize
  • Complete main bearing kit
  • OEM replacement quality
  • Precision CNC tolerances
  • Optimized oil clearance

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