The Clutch drag TSB has been revised. The verbage has been changed. The PDF file will not post to this site. It's too big so I copied it.
SHELBY GT500—CLUTCH DRAG—BUILT BEFORE 9/1/2008
This article supersedes TSB 8-16-4 to add a Normal Operating Characteristics Of The Twin Disc Cera-metallic Clutch.
production fix date, update the Issue Statement and
Service Procedure. • Clutch chatter/shudder when engaging the clutch.
ISSUE • Narrow or abrupt engagement point.
Some 2007-2009 Mustang Shelby GT500 vehicles • Hiss upon clutch engagement or disengagement.
built before 9/1/2008 may exhibit the following • Transmission gear rollover noise at idle.
clutch/transmission symptoms: hard to disengage or • Gear rattle noise at very low speeds when in 1st
engage 1st and reverse, hard to shift any gear, or 2nd gear.
vehicle creeps with transmission in gear and clutch
pedal fully depressed without brake pedal • Normal wear.
application. These symptoms may be caused by the NOTE
clutch not disengaging fully when the clutch pedal is THE GT500 CLUTCH SHOULD BE
fully depressed. This may be due to flywheel DIAGNOSED/REMOVED/REPLACED AS A
distortion caused by excessive heat build-up during COMPLETE ASSEMBLY ONLY. DO NOT TAKE
unique traffic conditions (example: severe stop/go CLUTCH ASSEMBLY APART.
urban driving, excessive clutch slipping). The clutch
system is designed for performance driving 1. Remove, drain, disassemble and clean the
conditions. transmission per Workshop Manual (WSM),
Follow the Service Procedure steps to correct the 2. Remove and replace input shaft and all
condition. synchronizer assemblies per WSM, Section
3. Assemble the transmission per WSM, Section
Located at the end of the procedure are Figures 1, 308-03C.
2 and 3 which show the typical appearance of a
flywheel and clutch that has been damaged due to 4. Remove clutch disc and plate assembly and
overheating of the clutch. Figures 4, 5 and 6 show pilot bearing per WSM, Section 308-01.
the typical appearance of a good flywheel and 5. Remove and replace flywheel per WSM,
clutch. Section 303-01C. Discard old bolts and use
This procedure does not apply to or correct the bolts provided in flywheel kit.
normal characteristics of the twin-disc cera-metallic 6. Install new pilot bearing per WSM, Section
clutch used in the Shelby GT500 vehicle or normal 308-01.
wear. The twin disc cera-metallic clutch incorporates
racing technology to combine a low inertia assembly 7. Install new clutch disc and plate assembly per
with a very durable friction material with high torque online WSM, Section 308-01 (vehicles with solid
capability. Depending on your driving technique, the design flywheel). Discard old bolts and use
smoothness of how the clutch reacts to clutch bolts provided in clutch kit. Tighten bolts to 89
engagements may be different from other vehicles lb-in (10 N•m) in a star pattern. Tighten an
that use a single disc clutch system. Also refer to additional 90 degrees in a star pattern.
pages 8 and 9 of the GT500 Owner Guide
Supplement for additional information.
NOTE: The information in Technical Service Bulletins is intended for use by trained, professional technicians with the knowledge, tools, and equipment to do
the job properly and safely. It informs these technicians of conditions that may occur on some vehicles, or provides information that could assist in proper
vehicle service. The procedures should not be performed by “do-it-yourselfers”. Do not assume that a condition described affects your car or truck. Contact a
Ford, Lincoln, or Mercury dealership to determine whether the Bulletin applies to your vehicle. Warranty Policy and Extended Service Plan documentation
determine Warranty and/or Extended Service Plan coverage unless stated otherwise in the TSB article.The information in this Technical Service Bulletin
(TSB) was current at the time of printing. Ford Motor Company reserves the right to supercede this information with updates.The most recent information is
available through Ford Motor Company’s on-line technical resources.
Copyright ă 2009 Ford Motor Company Online Publication Date April 23, 2009 PAGE 1
TSB 09-9-2 (Continued)
8. Apply a small amount of Motorcraftâ PTFE
Lubricant to the clutch hub splines per WSM,
9. Install the transmission per WSM, Section
PART NUMBER PART NAME
7R3Z-6375-B Flywheel Kit Includes Bolts
7R3Z-7L596-A Clutch Kit Includes Bolts
7R3Z-7C391-A Trans Kit
XG-8 Motorcraftâ PTFE Lubricant
XT-5-QM Motorcraftâ MERCONâ V Automatic
PM-1-C Motorcraftâ High Performance DOT 3
Motor Vehicle Brake Fluid Figure 1 - Article 09-9-2
XG-1-C Motorcraftâ Premium Long-Life
TA-30 Motorcraftâ Silicone Gasket and
TA-25 Motorcraftâ Threadlock and Sealer
F6ZZ-7600-A Pilot Bearing
1R3Z-7052-AA Transmission Input Shaft Oil Seal
WARRANTY STATUS: Eligible Under Provisions Of
New Vehicle Limited
coverage limits/policies are
not altered by a TSB.
Warranty coverage limits
are determined by the
identified causal part. Figure 2 - Article 09-9-2
OPERATION DESCRIPTION TIME
090902A 2007-2009 Mustang 7.4 Hrs.
GT500: Replace The Input
Assemblies, Clutch Disc
And Plate Assembly, Pilot
Bearing and Flywheel
Includes Time To Remove
And Install Transmission
(Do Not Use With 7003A,
7003A2, 7003A3, 7003A6,
BASIC PART NO. CODE Figure 3 - Article 09-9-2
TSB 09-9-2 (Continued)
Figure 4 - Article 09-9-2
Figure 5 - Article 09-9-2
Figure 6 - Article 09-9-2