Volkswagen Sport Tuning for Street and Competition

Index

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

A
Acceleration, xii, 27
Accessories, 175?179
Adjustable camshaft sprockets, 114?116
Adjusting clutch cable, 161
Aerodynamics, 205?206
Airbags, 199, 201
Air dams, 205
Air cleaner elements, 91?92, 131
Air conditioner, 175?176
Air filter, 91
Airbox modification, 91?92
Airflow sensors, 92
Alignment, 24, 25, 30, 39, 53
Antifreeze (coolant), 155?156
Anti-lock brakes, 81, 168
Anti-roll bar, 26?27, 28?29, 33, 40, 42?43, 53, 178
Autocrossing, 14, 15?16, 162, 178, 179, 205
suspension for, 26, 29, 35, 40, 43, 52?53
tires and, 60?62, 65?68

B
Backspacing, 65
Battery, 180?182
Brake system, 10, 11, 71?72
cooling ducts, 81, 82
drums, 79
fluid, 74?75, 78, 82, 83
installation of 74?78
lines, xiv, 79, 81, 82, 83
pads, 72?74, 77?78, 82?83
proportioning valve, 80, 81, 83
rotors, 72, 73, 74?78, 79, 82
upgrade to rear disc, 79
See also Anti-lock brakes
Bump stops, 48?49
Bumpers, 4, 5, 10, 204, 206
Buying, 1?11
blue books, 2
new car, 3?4
used car, 3, 4?11

C
Camber, 23?24, 33?36, 44?46, 49?51, 52?53, 54
Camber plate, 45?46
Camshaft, 85, 103?104, 110?116
adjustable sprockets, 114?116
modification of, 110?115, 116
removal of, 110?115
timing of, 112, 114?116
Carburetors, 85, 86, 87?88
Catalytic converter, 134, 139?140, 142, 144, 146, 148, 178
Center of gravity, xiv, 30
Chassis dynometer, vii, viii, 90, 175
CIS systems, 88?90, 93, 96?98, 99, 102
Clothes, xvi, 11, 17
Clutch, 9, 159?161
Coilover spring unit, 29, 39?41, 42, 43
Computers in cars, 90, 99, 121
chips, 99, 103, 131
installation of, 98?101
Corner weights, 35, 39?40, 173?175, 180
Cornering, 32, 33?36, 43?44, 164?163
See also Handling
Crankshaft, 151
Cylinder heads, 9, 94?95, 106?109, 137

D
Department of Transportation
(DOT) requirements, 55, 56, 57, 65, 67, 204
Differentials, 164?168
Downpipes, 135?138
Driver licensing, 18
Driver"s seat, 19, 195?199
Dry sump-pump lubrication system, 154

E
Electrical system, xv?xvi
Electromotive twin-coil system, 121
Emission laws, 134
Engineer to Win (Smith), xvii
Engine bore, 124?126
Engine stroking, 126
Engines, 123?131
balance, 126?127
boring, 124?126
8-valve (basic) 16, 38, 68, 89, 107, 120, 128?128, 135
8-valve (A3 chassis) modifications, 123?124, 160
replacement parts for, 128
16-valve engines, 3, 16, 38, 68, 70, 90, 107, 129?128, 135
stroking, 126
2.8 liter VR6, 123
See also Volkswagen engine models
Environmental Protection Agency (EPA), 85
european car (magazine), xvii
European specification lights, 12, 204?206
Exhaust system, xi, 8, 16, 21, 133?148
installation of, 142?147
and intake system tuning, 85?86
manifolds in, 135?138
weight of, 146?148
See also Catalytic converter;
Emission laws; Muffler
Exterior
condition of, 9?11
modifications of, 203?208

F
Fire extinguishers, 190?192
Fire-retardant clothing, 17
Flow bench, 107
Front strut towers, 6
Front-wheel drive, 57
Fuel injection system, 8, 88?102
in Digifant system, 89?90, 99, 121, 128, 135, 148
in CIS systems, 89, 90, 96, 99, 102
in Lambda system, 88, 97?98
mechanical, 88
modification of 89?90
tools for, xv, xvi
Fuel, 118, 119, 178?179

G
Gauges, 200?203
Gear ratio, 161?164
Grassroots Motorsports (magazine), xvii
Grassroots racing, 12-22
cost of, 20?22
rules for, 20

H
Handling, 23?25, 27?28, 33?36, 37, 55, 57, 189
Harness belts
See Racing harness
Headlights
See Lighting
Helmets, 17
Horsepower, xii?xiii, 87, 134, 148, 173

I
Ignition Systems 117?121
electronic, 117
knock-sensing, 117, 118, 120, 121
Improved Touring (road) racing
class, 12, 14, 17, 18?19
anti-roll bars, 43
brakes, 82?83
camshaft, 113?114
carburetors, 87, 88
cooling system, 163
cost of, 22
cylinder heads, 108, 109
engines, 124, 125, 126, 128
driveline, 160, 162, 163, 168
exhaust systems, 134, 138, 140, 178
fuel injection, 102
ignitions, 119?121
lubrication, 151?153
safety equipment, 189?190
stress bars, 47, 54
strut bearings, 46
suspension 44, 46, 47, 53?54
weight gain/loss in, 177, 178, 180
wheels and tires, 68?70
Intake manifold, 93?96, 97
Intake systems, xi?xii, 16, 18, 85?116
airboxes, 91?92
air filters, 91
airflow sensors, 92
air fuel mixture, 86, 96?98
as anti-pollution device, 85
carburetion 87?88
computer chip installation, 98?101
computer chips, 99
forced induction, 103?105
fuel delivery, 96?98
fuel injection, 88?102
and ignition system, 117
manifold, 93?96, 97
oxygen sensor, 86, 88
Interiors, 9, 18, 177, 178, 195?203
International Motorsports Association (IMSA), 13
Internet, xviii

J
Jack, xvi, 60, 178?179

K
Kneebar, 176?177

L
Lighting, 204?206
Limited slip differential, 163
Locked differential, 168
Lower control-arm bushing, 50
Lubrication, 149?154
See also Oil change

M
Maintenance
record of, 9
tools for, xvi
Molybdenum disulfide grease, 44
Mileage, 9?10
See also Odometer
Motor mounts, 170?172
Muffler, 133?134, 140?148

N
Nationals (racing competitions), 19, 174

O
Octane. See Fuel
Odometer, 9
Oil change, 149?150
synthetic oil and, 150
Oil cooler, 151
Oil filter, 150, 151
Oil pan, 151?152
Oil pump, 153?154

P
Paint, 6, 10, 137
Parts, xviii, 16
salvage yards, 10?13, 128, 131, 161
Performance Handling
(Alexander), xviii
Points, 117
Porsche Club of America, 17
Power steering, 177?178, 200
ProSolo2 championship series, 15?16, 18
Publications, xvii?xviii

R
Racing, classes of, 12?22
Racing harness, 17, 19, 21, 183?185
Racing scales, 174?175
Radiator, 157?158
Radio, 175, 176
Rear suspension, 28?29, 37
Ring and pinion, 163
Road racing. See Improved Touring;
Showroom Stock; Solo
Stock; Street Prepared
Roll bar. See Roll cage
Roll cage, 17, 18, 19, 33, 176?
177, 179?180, 185?190, 191
installation of, 185?187
Roll resistance, 29?30
Rules and regulations, 20
Rust, 7?8, 137, 175

S
Safety requirements, 5, 17, 18, 19, 183?192
Salvage yards, 10?1 3 , 128, 131, 161
SCCA. See Sports Car Club of
America
Seat belts, 15, 17, 19, 21, 183, 185, 196
Seats, 16, 178, 195?199
Secrets of Solo Racing (Watts), 12
Shift linkage, xv, 162, 169?170
Shock absorbers, 21, 26, 31?32, 48?49, 53, 54
installation of, 38?41
performance models and, 31?32, 53
spacers for, 48?49
Shock towers, 197
Shoulder harness bar, 190, 191, 200
Showroom Stock (road) racing
class, 12, 14, 18?19, 22
camshaft, 113?114
cost of, 22
cylinder heads, 109
driveline, 160, 163, 166, 171
exhaust system, 138
fuel injection, 102
ignition, 119, 121
safety equipment, 183?185
seats, 198
suspension, 49?51
tires, 61, 67
weight gain in, 180
Solo Stock racing class (Solo II), 12, 14, 15?16, 21?22
cylinder heads, 109
camshaft, 113?114
driveline, 160, 163, 166
exhaust system, 138
safety equipment, 183?185
seats, 198
suspension, 52?53
weight gain/loss in, 180
wheels and tires, 61, 67?68
Spark plugs, xiv, 118, 119, 121
Sports Car Club of America (SCCA),
xvii, 12?22
rules of, 20
Sportscar (magazine), xvii, 27
Spring rate, 27?29, 37, 39, 40, 48?49, 178
Springs, xiii?xiv, 26, 27?30, 37?42
installation of, 38?41
performance systems, 29?30
for racing, 37?42
removal of, xiv
Steering
See Handling; Power steering
Steering wheel installation, 200?203
Steering wheels, 200
Street-driven cars, 23
brakes, 75?81
camshafts, 113?115
carburetors, 87?88
cooling system, 158
cylinder heads, 109
driveline, 163, 170, 171
engines, 124, 128?131
exhaust systems, 134
exterior, 204?208
fuel injection, 100
ignition, 119?121
lubrication, 149?153
safety equipment, 183, 184,
185?186, 190
seats, 196, 200
suspension, 36?49
weight balancing, 180
wheels and tires, 62?64
Street Prepared racing class (Solo II), 12, 14, 16?17, 18, 20, 22
brakes, 81?82
camshaft, 113?116
carburetors, 87?88
cooling system, 158
cost of, 22
driveline, 160, 163, 170, 171
engines, 124, 125, 126, 128
exhaust systems, 134, 138, 140, 178
fuel injection, 100?101
ignition, 117, 119?121
lubrication, 149?153
safety equipment, 185?186
seats, 198
suspension, 31, 36?49
weight gain/loss, 178, 180
wheels and tires, 65?67
Stress bar, 33, 47?48, 54
installation of, 46?48
Strut bearings, 6, 32, 44?46
Strut tower, 6, 190
Sunroof, 175, 176
Supercharger pulley, 103?104
Suspension system, xii?xiii, 23?54
bushings for, xii?xiii, 32, 43?44, 51, 54
height of, 30?31
Showroom Stock modifications, 49?51
Solo Stock modifications, 52?53
suspension arms, 26
See also Camber; Rear suspension;
Shock absorbers;
Springs; Toe

T
Thermostat, 156?158
Throttle bodies
See Intake manifold
Time trials, 17, 178
Timing belt, 114?116
Tire pyrometer, 33?35
Tires, 9, 15, 16, 17, 18, 19, 21, 55?70, 178
buying 56?57, 62?64
DOT requirements 55, 56, 57, 65, 67, 68
pressure of, 61?62, 67
R-compound, 21, 56, 59
roll and, 62
shaved, 57, 59
speed, 59, 66
See also Wheels
Toe, 23?25, 44, 52, 53
Tools, xiv?xvi
Torque, xii, xiii, 85, 88, 93, 95, 101, 106, 109, 110, 116
Torque beam suspension
See Trailing arm
Torque slip differential, 167
Trailing arm (torque beam suspension), 26, 44, 80
Transmissions, 161?163,
four/five speed, 162?163
ratio of, 161, 162
Transmission fluid, 169
Turbocharger, 103?105, 106, 201

U
Unibody structure, 5?6, 33

V
VR6, viii, 14, 16, 19, 44, 62, 94, 103, 107, 113, 123, 131, 142, 161, 168, 170
Valve seat, 108
Vehicle identity number (VIN) 10
Volkswagen: buying a, 1?11
country of origin, 10, 108
cost of, 3?4
history of, vii?viii
manual, xvii
modifications of, vii, x?xiv
racing classes and, 13?15, 18?19
repair shops, xvii
Volkswagen car models:
Beetle vii?viii
Cabrio, vii
Corrado, vii, x, 19, 44, 77, 94?95, 103, 113, 123, 135, 161, 168, 170
Fox, vii, 12, 39, 93, 136, 138, 148
Golf, vii, viii, 1, 2, 3, 4, 6, 13, 14, 16, 19, 21, 22, 60, 102, 128, 163, 175, 203
GLI, 13, 88?89, 117, 135, 161, 194?195
GTI, vii, viii, ix, x, 1, 4, 6, 13, 14, 15, 16, 18, 31, 63?64, 69, 71?72, 88?89, 102, 107, 108, 117, 128?129, 148, 151, 161, 163, 194?195, 203
Jetta, vii, viii, xiii, 1, 2, 6, 13, 16, 17, 56, 60, 135, 163, 174, 175
Jetta diesel, 163
Passat, vii, 44, 56, 123, 135, 161, 170
Rabbit, vii, viii, ix, 1, 2, 3, 14, 16, 18, 20, 22,39, 44, 70, 93?94, 95, 148, 163, 175
Scirocco, vii, ix, 1, 16, 18, 19, 22, 44, 70?77, 179
Volkswagen A1 chassis, viii, x, xii, 1, 2, 4, 5, 8, 18
brakes, 82
driveline, 161, 171
exhaust systems, 135, 136, 139, 141, 142, 147
exterior, 203
intake systems, 92, 93, 94, 96, 113
powerplants, 128
suspension, 34, 37, 39, 40, 42, 43, 44, 45, 49, 53, 54
water-cooling system, 155
weight balancing, 179
wheels and tires, 62
Volkswagen A2 chassis, viii, x, xii, xiv, xv, 1, 2, 6, 7, 9, 17, 18
brakes, 80, 81, 82
driveline, 161, 171
exhaust systems, 135, 139, 142, 147, 148
exterior, 203, 206
intake systems, 88, 89, 93, 94, 95, 99, 107, 113
interior, 198
powerplants, 128, 129, 130, 131
suspension, 33, 34, 40, 42, 43, 44, 45, 48, 49, 51, 52, 53, 54
water-cooling system, 157
weight balancing, 178
wheels and tires, 62
Volkswagen A3 chassis, viii, xi, xii, xiii, xiv, xv, 1, 4, 7, 9, 17
brakes, 71, 81
driveline, 161, 169, 170
exhaust systems, 135, 136, 139, 142, 147, 148
exterior, 203
intake systems, 90, 94, 99, 103, 106, 107, 113
powerplants, 123, 128
suspension, 33, 34, 38, 40, 42, 43, 44, 45, 48, 49, 51, 52, 54
wheels and tires, 62
Volkswagen engine models:
8-valve, xii, xiv, 14, 16, 18, 19, 38, 68, 89, 93, 102, 107, 108, 113, 116, 120, 123, 128, 129, 130, 135, 150, 153, 160, 161, 162, 163
16-valve, xii-xiii, xiv, 3, 5, 10, 14, 16, 18, 38, 68, 77, 81, 82, 90, 107, 116, 119, 123, 128, 129, 130, 135, 136, 140, 153, 160, 161, 163, 195, 198
VR6, viii, 14, 16, 19, 44, 62, 94, 103, 107, 113, 123, 131, 142, 161, 168, 170

W
Water-cooled engines, vii?viii, viv, 155?158
Weight, importance of, 173?182
Wheel base, 5
Wheel rate, 28?29, 33
Wheels, 55?70
alignment, 21, 24, 25
restrictions on, 65?70
rims, 56, 62?63, 65?66, 67?68, 69?70
street use, 62?64
See also Tires
Wheelspin, xii
Windage tray, 152?153
Window nets, 19, 183, 191