F 150 4WD Pickup V8-5.4L CNG VIN M (2001)
Use the Valve Spring Compressor to compress the valve springs and remove the cam roller followers.
Installation
1. Use the (A) Valve Spring Compressor to compress the (B) valve spring and install the (C) camshaft roller followers in their original locations.
2. Remove the Valve Spring Compressor Spacer.
3. Install the valve covers.
