Service Bulletins
number date title application
SB index through 1981 master index through 1980, 1981 addendum all models
328 index through 1989 index of all 328 bulletins 328
General Information
SB 00-1 12-6-79 tire air pressures 308, 365, dino
SB 00-2 12-6-79 spark plug application 308, 365, dino
SB 00-3 12-13-79 wheel alignment specification - superceded by sb00-11) all models
SB 00-4 12-20-79 tool list all models
SB 00-5 3-20-80 chassis and engine torque specifications 308, 365, dino
SB 00-6 7-3-80 new vehicle identification numbers 1980 308 models
SB 00-7 4-2-81 wheel alignment with michelin trx tires 308 gtbi/gtsi
SB 00-8 7-9-81 wheel alignment specifications, superceded by sb00-11 all models
SB 00-9 2-11-82 tool list 308 models, mondial 8
SB 00-10 8-5-82 snow tires 208, 308 models, mondial 8
SB 00-11 7-9-81 wheel alignment specifications, supercedes sb00-3 and sb00-8 all models
SB 00-12 8-5-82 high altitude performance adjustment procedure all USA models
SB 00-13 4-20-83 tool equipment all USA models currently manufactured as of bulletin date
SB 00-14 12-15-83 tool for electrical connector all injected models
SB 00-15 12-15-83 publications for ferrari cars all USA models
SB 00-23 8-10-87 gearbox oil - agip rotra sx 8 cylinders, 412
SB 00-24 8-10-87 brake fluid dot4 agip all
SB 00-25 6-15-88 new agip sint 2000 10w40 engine oil all
SB 00-26 10-5-88 windshield wiper blade assembly testarossa - left hand drive
SB 00-27 10-5-88 agip rotra 75W90 gear oil testarossa
SB 00-29 12-15-88 radio installation testarossa starting from chassis 78692 (left hand drive) or 78535 (rhd)
SB 00-30 12-15-88 non-factory parts CYA all
SB 00-32 7-15-89 connolly leather - 4208 328 from 79662
mondial T from 79496
Engine
SB 10-1 11-29-79 spark plug protection 308 gt4/gts
SB 10-2 7-3-80 camshaft hexagons 308 models
SB 10-3 7-10-80 engine timing marks all 308 models
SB 10-4 7-9-81 replacement cylinder head gaskets all models
SB 10-5 10-1-81 engine oil consumption all 308 models
SB 10-6 2-4-82 timing belt 308/gt4, dino
SB 10-7 8-5-82 engine timing gears 308 models beginning with c.n. 38886
SB 10-8 1-12-83 modification of blow-by system 308 fuel injected engines and mondial 8
SB 10-9 9-26-84 toothed timing belts p.n. 111344 w/white markings 1983 four valve engines (up to c.n. 47221)
SB 10-13 2-5-85 1984/85 bosch k-jet with lambda
pulse air injection
WUR no longer controlled by manifold vacuum
308qv. 328 and mondials similar
SB 10-14 9-8-86 cylinder head tightening on f105c engines (3200-8 cylinder) 328, mondial 3.2
SB 10-15 11-24-86 camshaft extension for ignition rotor 328, mondial 3.2, testarossa
SB 10-16 12-30-86 oil sump for f105c engines (3.2 liter, 8 cylinder) 328, mondial 3.2
SB 10-18 4-20-87 new oil seal for ignition distributor 328, mondial 3.2, testarossa, 412
SB 10-19 8-10-87 new alternator belt testarossa
SB 10-20 8-10-87 front oil sealing ring for camshafts testarossa
SB 10-21 8-10-87 engine dampener securing bolt 328, mondial 3.2, tr, 412
SB 10-22 6-15-88 engine/gearbox assembly testarossa
SB 10-23 6-15-88 chromium plated intake & exhaust valves 328
SB 10-24 12-15-88 valve seats 328 from 76666
mondial from 76558
SB 10-25 7-15-89 crankshaft oil seal 328, mondial 3.2
Fuel System
SB 14-1 11-29-79 fuel evaporative system dino
SB 14-2 7-16-82 air/fuel mixture adjustment all fuel injected models
SB 14-3 2-11-82 fuel hose clamps all 308 models
SB 14-4 8-5-82 air cleaner 308 fuel injected engines up to c.n. 37119
SB 14-7 8-10-87 fuel level sending unit 3.2 mondial cab
SB 14-8 8-10-87 fuel level sending unit 412
SB 14-9 10-5-88 fastening of cold start injector 328, mondial, tr
Emission Control
SB 15-2 8-10-87 air pump testarossa - usa/japanese
SB 15-3 6-15-88 CO/HC probe 328, mondial
Lubrication
SB 16-1 2-8-79 oil filter all models
SB 16-2 6-5-87 springs for oil pressure relief valve 328, mondial 3.2, tr
SB 16-3 6-15-88 oil cooler air duct 328
Cooling System
SB 17-1 8-5-82 water pump assembly all 308 models
SB 17-4 6-15-88 sealing of water radiator seat 328 from 68731
Exhaust System
SB 18-3 8-10-87 exhaust manifolds 328, mondial 3.2
Clutch
SB 21-1 12-6-79 borg and beck 9-1/2" single plate clutch 8 and 12 cylinder models
SB 21-2 3-19-81 clutch release system 308gtb from serial 32829
308gts from serial 32733
308gtbi/gtsi from serial 32667
SB 21-3 6-25-81 clutch pressure plate 308gtbi from serial 34143
308gtsi from serial 34191
note: doesn't seem to apply any more
SB 21-5 8-10-87 clutch release system 328
SB 21-6 8-10-87 twin plate clutch 412 left hand drive
SB 21-7 6-15-88 clutch assembly testarossa
SB 21-8 10-5-88 clutch disc 328 from 76824
SB 21-9 12-15-88 clutch assembly testarossa
SB 21-10 7-15-89 hydraulic clutch control testarossa
Transmission/Rear Axle
SB 30-1 11-29-79 transmission main shaft/clutch bell housing 208/gt4, 308/gt4, dino
SB 30-2 11-29-79 second gear synchronizer pawl 308
SB 30-5 8-10-87 synchronizing gears 412 - manual transmission
SB 30-6 8-10-87 synchronizing blocks 328, tr, 412
SB 30-7 8-10-87 input shaft 412 - manual transmission
SB 30-8 6-15-88 transmission gears testarossa
SB 30-9 6-15-88 centering dowel on transmission intermediate housings 328
SB 30-10 10-5-88 gear shift rocker arm support 328, mondial
Brakes
SB 40-1 11-2-79 brake discs and pads all models thru 308
[thanks 330gt for docs]
SB 40-2 2-4-82 brake servo 308, 330, dino
SB 40-3 12-30-86 brake system 328
Steering
SB 51-1 10-5-88 steering wheel 328 from 77451
SB 51-2 12-15-88 steering box testarossa
Suspension
SB 60-1 11-29-79 cromadora wheels 308 before july 1977 production
SB 60-2 7-10-80 front wheel hubs 308 gt4 from serial 15350
308 gtb/gts from serial 30065
[thanks 330gt for docs]
SB 60-3 8-28-80 lower front ball joint 308 gt4 from serial 15092
308 gtb/gts from serial 29213
[thanks 330gt for docs]
SB 60-4 1-22-81 front hub seal rings all models
SB 60-5 2-4-82 front and rear suspension all 308 models
SB 60-6 8-5-82 rear hub seal rings 208, 308, 400, 512, mondial
SB 60-16 6-15-88 suspension and wheels testarossa
SB 60-17 10-5-88 suspension and wheels 328 from 76626
SB 60-18 2-13-89 bilstein shock absorbers 328/turbo excluding usa/japan/canada
Electrical
SB 80-1 11-29-79 windshield wiper dino
SB 80-2 11-29-79 marelli distributor s.125c dino
SB 80-3 11-29-79 marelli distributor s.138b 365
SB 80-4 11-29-79 marelli ignition coil bae 203a 365/gtb4 daytona USA after chassis 16569
SB 80-5 11-29-79 marelli voltage regulator kit 101c 365, dino
SB 80-6 11-29-79 horns 308gtb USA - first 200 vehicles
SB 80-7 11-29-79 distributor guards dino USA
SB 80-8 11-29-79 marelli distributor s159b 308 gtb/gts USA models
SB 80-9 11-29-79 ignition distributor 308/gt4 USA models
SB 80-10 6-18-81 ignition distributor rotor all fuel injected models
SB 80-11 2-4-82 electronic side view mirror all models
SB 80-12 2-4-82 sealed-beam headlamp all 308 gtbi/gtsi starting with 38477
SB 80-13 8-5-82 magneti marelli digiplex modules all 308 fuel injected models up to c.n. 41753
SB 80-14 8-5-82 distributor rotor of fuel injected engine 308gtbi/gtsi, mondial 8 - see chassis numbers inside
SB 80-15 8-5-82 radiator cooling fan motor 365
SB 80-28 4-20-87 electrical testing procedure for marelli microplex ignition system 328, 3.2 mondial - med 806A
testarossa - med 120B
SB 80-29 4-20-87 electrical test procedure for fuel injection system-bosch kjet with lamba 308qv, 328, mondial qv, mondial 3.2
SB 80-30 6-5-87 alternator belt testarossa
SB 80-32 8-10-87 rear and engine wiring harness 328 from 71059
SB 80-35 10-5-88 wiring harness covering 328 from 75586
SB 80-36 2-13-89 calibration of display indicator 328, 412
SB 80-37 2-13-89 door locking system 412 european only
SB 80-38 7-15-89 electronic control for ventilation fan speed testarossa
SB 80-39 7-15-89 electronic control for ventilation fan speed 328gtb from 79600
328gts from 79752
f40 from 79763
SB 80-40 7-15-89 carbon and spring for distributor cap 328, 3,2 modial, 412, testarossa
Air Conditioning
SB 84-1 11-29-79 air conditioning system 208/gt4, 308/gt4
SB 84-3 8-10-87 mounting of air conditioning compressor 412
SB 84-4 7-15-89 evaporator temperature sensor 3.2 mondial
Body
SB 90-1 7-10-80 roof panel modification 308/gts
SB 90-9 8-10-87 shaft for rear bonnet latches testarossa
SB 90-10 6-15-88 front bonnet 328 from 75592
SB 90-11 10-5-88 side grill grommet 328 from 76681
SB 90-12 2-13-89 sliding roof reduction gear 3.2 and 4V mondial
Heating
SB 96-1 11-29-79 air conveyors 308/gtb
SB 96-2 11-29-79 heating system 308/gt4, 308/gtb
SB 96-3 12-15-88 heater fan motors 328
Paint