Ford Mustang (1999-2004) Service Manual: Manual Transmission
The TR3650 five-speed manual transmission features the following:
- The fifth speed gear functions as an overdrive gear.
- The forward gears are synchronized and helical cut.
- The reverse gear operates through a constant-mesh, fully synchronized system.
- The shift interlock system prevents the engagement of more than one gear.
- The countershaft is serviced as an assembly.
- An aluminum main case, extension housing and bell housing.
Transmission Internal Components - Disassembled View




Transmission Case and Shift Components - Disassembled View



Transmission Identification
The transmission identification tag is located under the lower bolt that retains the extension housing to the main case.
The five speed overdrive (TR3650) transmission is available for the Mustang 4.6L (2V).
Transmission Identification


Manual Transaxle/Transmission - TR3650
General Specifications
Torque Specifications
...
Bearings - Inspection
NOTE: If any of the following conditions exist, install a new
bearing.
1. Inspect the bearing for a bent cage.
2. Inspect bearings for galling (metal smears on roller ends).
Galling is caused ...
Other materials:
Removal
CAUTION: Electronic modules are sensitive to static electrical
charges. If exposed to
these charges, damage may result.
1. Remove the driver air bag module. For additional information,
refer to Section.
2. Remove the passenger air bag module. For ...
Removal
1. CAUTION: The vehicle must be on level ground and at curb height.
Mark the rear shock absorbers relative to their protective sleeve.
During installation, raise the suspension to this reference mark before
tightening the
suspension component fasteners.
...
Weld Nut Repair - Missing Weld Nut,
Restraints Control
Module (RCM)
WARNING: To avoid accidental deployment and possible personal
injury, the backup
power supply must be depleted before repairing or replacing any front or
side air bag
supplemental restraint system (SRS) components and before servicing,
replacing, ...
