Gen V Rotating Assembly Kit - 402 Cubic Inch- Dry Sump

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  • Regular price $2,499.00
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Factory Mast Premium Rotating Assembly Kit.

For use with LT & L8T Gen V LT blocks

Looking for a premium product that supports high horsepower without sacrificing longevity and your wallet?  Take all of the guess work out with our Factory Mast Premium Rotating Assemblies.  Packaged with all the components you need to complete your Build, when choosing the Factory Mast Standard or Re-Sleeved Blocks.

100% made in USA - No Compromises

Kit includes:

  • Forged & REM Isotropic Polished GM Factory L8T Crank
  • Main & Rod Journal Reground to Performance Tolerances
  • Center Counterweight
  • New Welded 58X Reluctor Wheel
  • Forged Connecting Rods, with 8720 Steel Rod Bolts
  • Factory Mast Pistons by Wiseco.
  • Piston Rings
  • Wrist Pins featuring DLC Coated (Diamond Like Coating) 
  • Main Bearings
  • Rod Bearings
  • Assembly Lube

** Must use 8 Bolt Flywheel or Flexplate


  • Displacement: 402 Cubic Inches
  • Bore Size: 4.070"
  • Rod Type: Factory Mast, ARP Bolts
  • Stroke: 3.858"
  • Dry Sump
  • Naturally Aspirated