F 150 Super Crew 2WD V8-4.6L SOHC VIN 6 (2003)
13. Install the RH timing chain on the camshaft sprocket, aligning the copper (marked) link with the timing marks on the sprocket.
14. Position the RH timing chain tensioner arm on the dowel pin and install the RH timing chain tensioner.
15. Remove the retaining clip from the RH timing chain tensioner.
16. Make sure that the copper (marked) chain links are lined up with the dots on the crankshaft sprockets and the camshaft sprockets.