2003 FORD MUSTANG Workshop Manual

Page 913 of 4378

FORD MUSTANG 2003  Workshop Manual GENERAL PROCEDURES 
Valve —
Inspection 
1. Inspect the following valve areas:  1. the end of the stem for grooves or scoring 
2. the valve face and the edge for pits, grooves or scores 
3. the valve

Page 914 of 4378

FORD MUSTANG 2003  Workshop Manual GENERAL PROCEDURES 
Valve —
Guide Inner Diameter 
1. Measure the inner diameter of the valve guides in two directions where indicated.  �zRefer to the appropriate section in Group  303  for the proc

Page 915 of 4378

FORD MUSTANG 2003  Workshop Manual GENERAL PROCEDURES 
Valve —
Guide Reaming 
1. Use a hand- reaming kit to ream the valve guide. 
2. Reface the valve seat. 
3. Clean the sharp edges left by reaming. 
SECTION 303-
00: Engine System

Page 916 of 4378

FORD MUSTANG 2003  Workshop Manual GENERAL PROCEDURES 
Valve —
Spring Installed Length 
1. Measure the installed length of each valve spring.  �zRefer to the appropriate section in Group  303  for the procedure. 
�z If out of specifi

Page 917 of 4378

FORD MUSTANG 2003  Workshop Manual GENERAL PROCEDURES 
Valve —
Spring Free Length 
1. Measure the free length of each valve spring.  �zRefer to the appropriate section in Group  303  for the procedure. 
�z If out of specification, in

Page 918 of 4378

FORD MUSTANG 2003  Workshop Manual GENERAL PROCEDURES 
Valve —
Spring Squareness 
1. Measure the out-of- square on each valve spring. 
�z Turn the valve spring and observe the space between the top of the valve spring and the 
square

Page 919 of 4378

FORD MUSTANG 2003  Workshop Manual GENERAL PROCEDURES 
Valve Spring Strength 
1. Use a Valve/Clutch Spring Pressure Gauge to check the valve spring for correct strength at the  specified valve spring length. 
�zRefer to the appropriate

Page 920 of 4378

FORD MUSTANG 2003  Workshop Manual Klj .  2 ba
  22003 Mustang Workshop Manual
17. 11. 2011file:///C:/Ford/2000 - 2004/tsocache/SHEF_4464/S3B~us~en~ ...