Mercury Marine 700 SCi 7 inch Harmonic Balancer - External Balance

Mercury Marine 700 SCi Harmonic Balancer - Internal Balance

Part# 4001
Only $575.00
This SFI 18.1 Approved Balancer is designed specifically for High Performance Mercury Marine 700 SCi Sterndrive engines. Features include an anodized all aluminum case design for light weight, stress-proof steel hub and 1040 steel inertia rings for durability. Wet clutch friction design style with precision machined harmonic dampening for street and race engines.


  • Dual Keyway Option - Add $20.00
    Add dual keyways for Supercharged or Extreme Duty Applications. Requires double keyed crankshaft snout.


  • Outer Diameter: 7"
  • Anodized for corrosion protection in fresh water and salt water applications.
  • Weight: 8.2 lbs
  • Exceeds SFI 18.1 standards and is marked on front with SFI Sticker, and on the rear with SFI number stamped into unit.