The ARP main stud kit for Ford EcoBoost 1.6L 4-cylinder engines supplies main studs intended for securing the crankshaft main caps during engine assembly or rebuild. Specified for the 1.6L EcoBoost four-cylinder application in the description, this kit provides the specialized fasteners required for main-cap retention in that engine family and supports engine assembly tasks where OEM-style main studs are needed.
ARP Ford Ecoboost 1.6L 4Cyl Main Stud Kit