This heavy duty crankshaft turning nut easily installs through the harmonic balancer and into the end of the crankshaft with the included grade 8 bolt. Once that's done, your balancer is held securely, and you have turning nut that is ready to rotate whenever necessary.

Features:
Heavy-Duty Model
  • Fits Big Block Chevy Engine Crankshafts
  • Made from High-Quality Steel
  • Black-Oxide Finish
  • Drive: Bolt 14mm, Nut 1.125"
  • PROFORM Parts Brand Product
  • Sold Individually
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