03-04 Cobra Harmonic Balancer w/Metco Adapter #811/963


SFI 18.1 Harmonic Balancer for Ford 2003-2004 Cobra with Metco and Lightning Force Adapter.

Using the combination of our #811 6 Rib Balancer along with our #963 “Metco” adapter, 03-04 Cobra owners now have an SFI approved option to the stock Balancer. Our adapter is designed to adapt the Metco MotorsportsLightning Force Performance or Moto Blue interchangeable crank pulleys to our SFI approved Balancer.

NOTE: The use of this aftermarket balancer requires the removal of the stock crank support cage. Please see Part #813 for an OEM style Balancer for use with the stock crank support.

  • Diameter: Metco Drive Rings
  • Weight: 9.2 lbs
  • Exceeds SFI 18.1 standards and is marked on front with SFI Sticker, and on the rear with SFI number stamped into unit.
  • Works with Metco Motorsports & Lightning Force Performance Interchangeable Pulleys


Double 3/16" Keyway Add On

Add an additional 3/16 Keyway to your Damper. Required the crankshaft to be machined for a second keyway 180* out from the original keyway. *Requires damper purchase.

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