F 150 4WD Pickup V8-5.4L CNG VIN M (2001)
Intake Manifold: Specifications
Fuel injection supply manifold bracket bolts
71-106 in.lb
Lower intake manifold to upper intake manifold bolts Stage 1
18 in.lb
Stage 2
89 in.lb
Upper intake manifold to cylinder head bolts
Stage 1
18 in.lb
Stage 2
89 in.lb
Throttle body fastenerss
Stage 1
80 in.lb
Stage 2
additional 90 degrees
Intake manifold tuning valve screws
89 in.lb
