King Ford/Mazda Duratec 2.0/2.3 DOHC (Size 0.75) Silicon Bi-Metal Aluminum Main Bearing Set King Engine Bearings Sale! from 9499 /per Qty. Add to Cart This item is either made to order or has limited inventory. Please reach out to confirm lead times if needed. King Ford/Mazda Duratec 2.0/2.3 DOHC (Size 0.75) Silicon Bi-Metal Aluminum Main Bearing Set