Porsche 911 GT3R 2010 User manual

Technical Manual
Model 2010

Preface
This technical information will give you the possibility to reference data,
adjustment values and working procedures and make the maintenance
and repair work on the vehicle easier.
We wish you every success with your GT3 R
Dr. Ing. h.c. F. Porsche
Aktiengesellschaft
Vertrieb Sonder- und Rennfahrzeuge

Race car 911 GT3 R Model 2010
This car is specifically designed for participation in racing competitions.
For obvious reasons, measurements referring to bodywork dimensions
of the production cars cannot be used as reference.
Porsche accepts no guarantee that the vehicle conforms to the
regulations.
The car can not be registered for road use and does not comply with
German road traffic regulations.
Illustrations, descriptions and schematic drawings serve exclusively as
presentation for the text. Porsche Motorsport accepts no liability for the
completeness and conformity of the contents of this brochure with
respect to the legality of the current regulations.

1
Contents
1. CONTACTS 4
2. GENERAL TECHNICAL DATA 5
2.1. Dimensions 5
2.2. Weight 5
3. ENGINE 6
3.1. Engine technical data 6
3.2. Fuel specs 6
3.3. Engine power and torque curves 7
3.4. Engine lubrication 8
3.5. Engine cooling system 12
3.6. Induction system 19
3.7. Throttle butterfly 20
3.8. Working on the engine 22
3.9. Engine component tightening torques 35
3.10. Engine mileage 36
4. FUEL AND EXHAUST SYSTEM 37
4.1. Fuel system 37
4.2. Fuel cell 38
4.3. Exhaust system 41
5. GEARBOX 43
5.1. Gearbox technical data 43
5.2. Gear ratio diagram 44
5.3. Gear position recognition 45
5.4. Differential 46
5.5. Clutch 46
5.6. Working on the gearbox 47

2
5.7. Gearbox component tightening torques 56
6. SUSPENSION 57
6.1. Front suspension 57
6.2. Rear suspension 63
6.3. Basic wheel alignment 67
6.4. Working on the suspension 79
6.5. Tightening torques suspension 80
6.6. Sachs damper service information 91
7. WHEELS 93
7.1. Wheel nuts 93
8. BRAKE SYSTEM 95
8.1. Technical data brake system 95
8.2. Brake force distribution (brake balance) 95
8.3. Brake caliper 102
8.4. Tightening torques brake system 102
9. CHASSIS 103
9.1. Interior 103
9.2. Exterior 104
9.3. Rear wing 105
9.4. Fire extinguisher system 106
9.5. Air-jack system 108
10. ELECTRIC 110
10.1. Alternator 110
10.2. Battery 110
10.3. Steering wheel 110
10.4. Centre console 112
10.5. Shift Light Module 113

3
10.6. MoTeC Dash 114
10.7. Car sensors 119
10.8. Engine Control Unit (ECU) 120
10.9. EGas 121
10.10. ABS 125
10.11. Traction control 131
10.12. Relay- and fuse assignment 136
11. CAR MAINTENANCE 139
11.1. After approx. 200 km and/or first test 139
11.2. After every session 139
11.3. After every race weekend (sprint) 140
11.4. After 3 - 4 race weekends (sprint) 140
11.5. After 30 hours running time 140

4
1. Contacts
Technical Support Mr Rainer Gohl 0711 911 82685
0170 911 1999
Mr Marcus Stolzenthaler 0711 911 82498
0170 911 2996
Mr Rainer Sauter 0711 911 84994
0170 911 3436
Fax: [phone]
Sport parts sales Mr Friedrich Weseler 0711 911 89854
Mr Karlheinz Kienle 0711 911 82923
Mr Klaus Lenzner 0711 911 82423
Mr Christian Müller 0711 911 89175
Mr Salvatore Scozzaro 0711 911 83738
Mr Ulrich Wöhr 0711 911 83363
Mr Emanuel Donno 0711 911 82687
Fax: [phone]

5
2. General technical data
Engine type M 97/79
Gearbox type G 97/71
Numbers of gears sequential 6
2.1. Dimensions
Length (w/o spoiler edge) [mm] see homologation papers
Width across front axle [mm] see homologation papers
Width across rear axle [mm] see homologation papers
Wheelbase [mm] see homologation papers
2.2. Weight
Dry weight [kg] see homologation papers

6
3. Engine
3.1. Engine technical data
Engine type M97/79
Design Six-cylinder boxer
Cylinders 6
Bore [mm] 102.7
Stroke [mm] 80.4
Cubic capacity [cm³] 3996
Compression ratio approx. 14.5
Maximum revs [rpm] 9,400
Inlet valve diameter [mm] 41
Inlet valve lift [mm] 14
Point of maximum
inlet valve lift [°] after TDC
Exhaust valve
diameter [mm] 35.5
Exhaust valve lift [mm] 13.5
Point of maximum
exhaust valve lift [°] before TDC
Cooling media Water cooled
Lubrication
Dry sump lubrication
Oil-water heat-exchanger
3.2. Fuel specs
98 ROZ

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3.3. Engine power and torque curves