Supertech beehive valve spring for Ford EcoBoost 2.0L and 2.3L engines is specified with a 70 lb seat force, 35.5 mm free height and a rate of 12.7 lbs/mm, sold as a single spring. Designed for direct replacement on the listed EcoBoost mills, the beehive profile helps control valve train dynamics while fitting the factory valve geometry for the stated engine families.
Supertech Ford Ecoboost 2.0L/2.3L Beehive Valve Spring 70lbs 35.5mm/ Rate 12.7lbs/mm - Single