F 150 4WD Pickup V8-5.4L CNG VIN M (2001)
7. Install the timing chain guides.
8. CAUTION: Unless otherwise instructed, at no time when the timing chains an removed and the cylinder heads are installed is the crankshaft or
camshaft to be rotated. Severe piston and valve damage will occur.
CAUTION: Rotate the crankshaft counterclockwise only. Do not rotate past position shown or severe piston and valve damage can occur.
