Ford Mustang (1999-2004) Service Manual: Valve - Seat Inspection
Valve and Seat Refacing Measurements
CAUTION: After grinding valves or valve seats, check valve clearance.
1. Check the valve head and seat.
- Check valve angles.
- Check margin width.
- Refer to the appropriate section in Group 303 for the procedure.
- Be sure margin width is within specification.
2. Inspect for abnormalities on the valve face and seat.
Valve -Seat Width
1. Measure the valve seat width. If necessary, grind the valve seat to specification.
- Measure the intake valve seat width.
- Measure the exhaust valve seat width.
- Recheck the valve spring installed length after the seats have been ground, and shim the valve springs as necessary to achieve the correct installed spring length.
- Refer to the appropriate section in Group 303 for the procedure.
Valve -Seat Runout
1. Use the Valve Seat Runout Gauge to check valve seat runout.
Valve Spring Strength
Special Tool(s)
Pressure Gauge, Valve/Clutch
Spring
303-006 (TOOL-6513-DD) or
equivalent
1. Use a Valve/Clutch Spring Pressure Gauge to check the valve spring for
correct strength ...
Cylinder Head - Distortion
Special Tool(s)
Straight Edge
303-D039 (D83L-4201-A) or
equivalent
1. Use a straight edge and a feeler gauge to inspect the cylinder head for
flatness. If the cylinder
head is disto ...
Other materials:
Trunk release
The remote trunk release button is
located on the center console. Press
the button to unlatch the trunk.
Interior Trunk Control Lockout (Convertible Vehicles Only)
This feature disables the interior trunk control. It helps prevent
unauthorized access to the t ...
System Flushing - CIII Power Steering Pump
WARNING: Do not mix oil types. Any mixture or any unapproved oil can
lead to seal
deterioration and leaks. A leak can ultimately cause loss of fluid, which can
result in a loss of
power steering assist.
1. Remove the fuel pump fuse from the battery junction ...
General Information
INTRODUCTION
In the past, when cars were simpler, diagrams were simpler. All components
were connected by wires, and
diagrams seldom exceeded 4 pages in length. Today, some wiring diagrams require
more than 16 pages. It
would be impractical to expect a servi ...