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3993827 - Big Block Chevy 1970-1990 (Mark IV 454) 14" Mark IV External Balanced Flywheel- 22 Lbs- For 11" Clutch Only

This product may require vehicle validation(s) for proper fitment. Please contact us to confirm correct vehicle fitment and usage.

Availability: Item has been discontinued and is no longer available.


This counterweighted 14" diameter flywheel for manual transmission applications provides the correct engine balance for externally balanced 454ci big-blocks. It is drilled for an 11" diameter clutch. Flywheel ID #3993457. Technical Notes: Do not use with internally balanced engines. Use with counterweighted balancer P/N 3963530. 168 tooth starter ring gear. For use with Mark IV engine only.

Application List



  • 3993827
  • 3993827
  • Chevrolet Performance Parts
  • Item has been discontinued and is no longer available.
  • New


Shipping Information

  • Item Requires Shipping
  • 22.1 lbs.
  • W15.6200” x H5.5000” x L15.6200”

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