Ford Racing 15-17 GT350R / 5.0L Primary Timing Chain SetBrand Ford Racing Part Number M 6004 GT350PC Category Engine Components Timing Chains Condition Brand New Original Manufacturer Packaging Upgrade the primary timing chains of your 5. 0L Coyote engine by swapping them out for the GT350 5. 2L primary timing chains! These chains offer 10% greater strength over 5. 0L Coyote timing chains. Oriented for racing applications.