Timing Chain Kit for Ford F-150 Expedition Lincoln Navigator DOHC Turbo 3.5L V6 HL3Z6268A HL3Z6306A 63311094OE Number HL3Z6268A HL3Z6306A HL3Z6B274A HL3Z6B274B HL3Z6K255A HL3Z6K255B ML3Z6L266A Will Fit for Following Models 2017 2021 Ford F 150 3. 5L V6 DOHC Turbo 2017 2021 Ford Expedition 3. 5L V6 DOHC Turbo 2017 2021 Lincoln Navigator 3. 5L V6 DOHC Turbo Kit includes Timing Chain X 2 PCS Timing Chain Tensioner LH X 1 PCS Timing Chain Tensioner RH X 1 PCS Timing Guide LH X 1 PCS Timing Guide X 1 PCS Tensioner LH X 1 PCS Tensioner RH X 1 PCS Gear Crankshaft