Skip to product information
1 of 1

Mountune USA

mountune Fully Counterweighted Crankshaft - 1.6L EcoBoost

mountune Fully Counterweighted Crankshaft - 1.6L EcoBoost


Regular price $1,599.00
Regular price $1,599.00 Sale price $1,599.00
Sale Sold out

Machined from solid billet 4340 steel for maximum reliable performance, our Fully Counterweighted crankshaft is perfect for high power builds up to 650HP.
Each crank is dynamically balanced to ensure smooth high RPM operation. The snout is also keyed for a positive timing setup.

  • Pin-lightening holes were added for improved balance and weight reduction
  • Shot peening of the entire gray area crankshaft for the development of beneficial compressive stress
  • Dynamically balanced to within .5 gram inch
  • Carefully inspected for straightness
  • Keyed snout included (3mm)
  • Main and rod pin oil holes polished
  • Packaged in corrosion-resistant packing material
  • Stroke 81.4mm (Standard 1.6L Ford EcoBoost)
  • 22.3 lbs

2014-2019 Fiesta ST
1.6L Ford Ecoboost

Return Policy

You have 7 calendar days to return an item from the date you received it. To be eligible for a return, your item must be unused and in the same condition that you received it. Your item must be sealed in the original packaging. Your item needs to have a receipt or proof of purchase. Some exclusions apply.

For additional details see our Return & Refund Policy.

Installation Guides

To see all available installation and break-in instructions, click here.

Disclaimers & Legal

This part has been designed and is intended for off-highway application only. Installation of this part on a vehicle that is driven on public roads may violate U.S. and Canadian laws and regulations relating to emission requirements and motor vehicle safety standards.

Click Here for emissions compliance information.

California Residents Prop 65 Information
California’s Proposition 65 entitles California consumers to special warnings for products that contain chemicals known to the state of California to cause cancer and birth defects or other reproductive harm if those products expose consumers to such chemicals above certain threshold levels. This product can expose you to chemicals known to the State of California to cause cancer and birth defects or other reproductive harm.

For more information visit

View full details
  • Free Shipping Sitewide

    Orders of $100.00 or more are eligible for free ground shipping within the lower 48 US states. Some restrictions apply.

    Learn More 
  • Earn Rewards With Every Purchase

    Simply sign up for free and start earning points for every purchase you make. Redeem your points for discounts or exclusive mountune merchandise.

    Learn More