2003 FORD MUSTANG engine

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Page 1600 of 4378

FORD MUSTANG 2003  Workshop Manual 60.
NOTE:  Use reference marks made during removal to aid in the installation. 
Install the hood and the four nuts. 
61. Install the hood- to-body ground strap. 
62. Connect the battery ground cable.

Page 1602 of 4378

FORD MUSTANG 2003  Workshop Manual SPECIFICATIONS 
SECTION 303-
01D: Engine — Mach I 4.6L (4V)  2003 Mustang Workshop Manual General Specifications 
Item  Specification 
Metal Surface Cleaner 
F4AZ-
19A536- RA  WSE-
M5B392- A  Silico

Page 1605 of 4378

FORD MUSTANG 2003  Workshop Manual a 
Newly Installed— Refers to the condition of the "NEW" drive belt before the engine has made no more 
than one rotation and before the belt has had a chance to stretch or seat into the pulley groo

Page 1606 of 4378

FORD MUSTANG 2003  Workshop Manual i 
Measured at 42 mm from piston dome, at 90 degrees to the piston pin. 
j  Piston pin outer diameter is larger than piston pin bore, providing a possible interference fit. 
k  Specification in 90.200

Page 1607 of 4378

FORD MUSTANG 2003  Workshop Manual a 
Refer to the procedure.  Flexplate bolts  80  59  —
Flywheel bolts  85  63  —
Torque converter nuts  36  27  —
Oil level indicator tube retainer  10  — 89 
Primary timing chain guide-
to-en

Page 1608 of 4378

FORD MUSTANG 2003  Workshop Manual DESCRIPTION AND OPERATION 
Engine 
 WARNING: Do not operate the engine with the hood open until the fan blade has been first 
examined for possible cracks and separation. 
The 4.6L (4V) (281 CID) is a

Page 1609 of 4378

FORD MUSTANG 2003  Workshop Manual �z
are connected in series with the fuel pressure sensor. 
�z supply fuel from the fuel tank with a fuel pump mounted in the fuel tank. 
A constant fuel pressure drop is maintained across the fuel inj

Page 1610 of 4378

FORD MUSTANG 2003  Workshop Manual �z
System pressure is limited by an integral, internally- vented relief valve which directs the 
bypassed oil back to the inlet side of the oil pump. 
�z Oil pump displacement has been selected to pro