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1998 SCCA Club Racing Rule Changes -- TCS


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Touring Category Specifications (12.1.8)


SOURCE     STATUS       SECTION      DESCRIPTION

TB 98-04   Eff 4/1/98   C.4.b        Correct first sentence to read:  A car
                                     shall be eligible for five (5) calendar
                                     years beginning on 1 January of its
                                     model year.

TB 97-04   Eff 4/1/98   D.7.a.3      Add subsection as follows:  Cars
                                     equipped with lug bolts may convert to
                                     wheel studs and lug nuts.

BoD 12/97  Eff 2/1/98   D.7.b        Change the third sentence of third
                                     paragraph to read:  All cars are
                                     allowed a section increase pr decrease
                                     of 10mm or 20mm (e.g., 195 may use 175
                                     185 205 or 215).

TB 98-06   Eff 6/1/98   D.7.b        Change the first sentence of the second
                                     paragraph to read:  All tires shall be
                                     DOT approved and shall be offered for
                                     sale over the counter through the
                                     manufacturer's tire dealer network.

Bod 12/97  Eff 2/1/98   D.9.d.6      Add section as follows:  Removal of
                                     radio and speaker components is
                                     permitted.

TB 98-07   Eff 7/1/98   E.1          Add in the first sentence 'required'
                                     ballast.  Sentence to read as follows: 
                                     The weight, as listed on an
                                     automobile's specification line, shall
                                     be without the driver and the required
                                     ballast.

BL 12/97
BoD 12/97  Eff 1/1/98   T1 p 21      Classify Acura NSX.  Specifications are
                                     contained in the 1998 TCS.

TB 98-06   Eff 6/1/98   T1 p 21      1994-1997 Chevrolet Corvette (C-4). 
                                     Add to specifications as follows:
                                     -  Wheels: 17" x 11"
                                     -  Tire Size: 315/35/17
                                     -  Notes: Z-07 performance package
                                        permitted.


BL 12/97
BoD 12/97  Eff 1/1/98   T1 p 21      Classify Chevrolet Corvette (C-5). 
                                     Specifications are contained in the
                                     1998 TCS.

TB 98-03   Eff 3/1/98
TB 98-05   Eff 5/1/98   T1 p 21      1998 Chevrolet Corvette C-5.  Add 1997
                                     model year.

BL 12/97
BoD 12/97  Eff 1/1/98   T1 p 21      Classify Dodge Viper.  Specifications 
                                     are contained in the 1998 TCS.

TB 98-02   Eff 2/1/98   T1 p 21      1994-1998 Dodge Viper RT-10.  Correct
                                     model years to 1994-1996, 1998.

BL 12/97
BoD 12/97  Eff 1/1/98   T1 p 21      Classify Dodge Viper GT-S. 
                                     Specifications are contained in the
                                     1998 TCS.

TB 98-07   Eff 7/1/98   T1 p 21      1997-1998 Dodge Viper GT-S.  Add 1996
                                     to the model years.

BL 12/97
BoD 12/97  Eff 1/1/98   T1 p 21      Classify Ford Mustang Cobra R. 
                                     Specifications are contained in the
                                     1998 TCS.

TB 98-03   Eff 3/1/98
TB 98-05   Eff 5/1/98   T1 p 21      Ford Mustang Cobra R.  Correct
                                     classification as follows:  1995 Ford
                                     Mustang Cobra R.  Add to
                                     specifications:
                                     -  Bore: 101.6mm
                                     -  Stroke: 88.9mm
                                     -  Displacement: 5766cc

BL 12/97
BoD 12/97  Eff 1/1/98   T1 p 21      Classify Ferrari 348.  Specifications
                                     are contained in the 1998 TCS.

TB 98-07   Eff 7/1/98   T1 p 21      Ferrari 348.  Add to Notes:  D.O.T.
                                     approved tires are required.

BL 12/97
BoD 12/97  Eff 1/1/98   T1 p 21      Classify Ferrari 355.  Specifications
                                     are contained in the 1998 TCS.

TB 98-02   Eff 2/1/98   T1 p 21      1995- Ferrari 355 Berlinetta.  Correct
                                     model as follows: 1995-1998 Ferrari 355
                                     Berlinetta.  Add to Notes:  Cars may be
                                     prepared to the 1998 Ferrari Challenge
                                     specifications.

TB 98-03   Eff 3/1/98   T1 p 21      1995-1998 Ferrari 355 Berlinetta.  Add
                                     to Notes:  Roll cage shall meet current
                                     T1 Category safety specifications.

TB 98-07   Eff 7/1/98   T1 p 21      1995- Ferrari 355 Berlinetta.  Add to
                                     Notes:  D.O.T. approved tires are
                                     required.

BL 12/97
BoD 12/97  Eff 1/1/98   T1 p 21      Classify Porsche 993.  Specifications
                                     are contained in the 1998 TCS.

TB 98-02   Eff 2/1/98   T1 p 21      Porsche 911/993.  Change model years to
                                     1996-1998.  Add to specifications as
                                     follows:
                                     -  Bore: 100.0mm
                                     -  Stoke: 76.4mm
                                     -  Valve Head Diameter: (I) 
                                                             (E) 
                                     -  Displacement: 3600cc
                                     -  Compression Ratio: 11.3
                                     -  Wheelbase: 89.4"
                                     -  Track: (F) 55.3"
                                               (R) 56.9"
                                     -  Wheels: (F) 18" x 8" alloy
                                                (R) 18" x 10" alloy
                                     -  Tire Size: (F) 225/40
                                                   (R) 265/35
                                     -  Gear Ratios: 1 - 3.82
                                                     2 - 2.05
                                                     3 - 1.41
                                                     4 - 1.12
                                                     5 - 0.93
                                                     6 - 0.78
                                     -  Final Drive: 3.44
                                     -  Brakes (front): 304mm disc
                                     -  Brakes (rear): 299mm disc
                                     -  Weight: 3160 lbs.
                                     -  Notes: 

BL 12/97
BoD 12/97  Eff 1/1/98   T1 p 21      Classify Porsche 996.  Specifications
                                     are contained in the 1998 TCS.

TB 98-02   Eff 2/1/98   T1 p 21      Porsche 911/996.    Change model year
                                     to 1999.  Add to specifications as
                                     follows:
                                     -  Bore: 96.0mm
                                     -  Stoke: 78.0mm
                                     -  Displacement: 3400cc
                                     -  Valve Head Diameter: (I) 
                                                             (E) 
                                     -  Compression Ratio: 11.3
                                     -  Wheelbase: 92.6"
                                     -  Track: (F) 57.3"
                                               (R) 59.1"
                                     -  Wheels: (F) 18" x 7" alloy
                                                (R) 18" x 10" alloy
                                     -  Tire Size: (F) 225/40
                                                   (R) 265/35
                                     -  Gear Ratios: 1 - 3.82
                                                     2 - 2.20
                                                     3 - 1.52
                                                     4 - 1.22
                                                     5 - 1.02
                                                     6 - 0.84
                                     -  Final Drive: 3.44
                                     -  Brakes (front): 318mm disc
                                     -  Brakes (rear): 299mm disc
                                     -  Weight: 
                                     -  Notes: 

TB 98-05   Eff 5/1/98   T1           Classify 1995- BMW M3 Lightweight. 
                                     Weight: 2850 lbs.

TB 98-05   Eff 5/1/98   T1           Classify 1997-1998 Chevrolet Camaro SS.
                                     -  Wheels: 17" x 9"
                                     -  Weight: 3200 lbs

TB 98-06   Eff 6/1/98   T1           Classify Ford Mustang Steeda 351 Q.
                                     -  Bore: 101.60mm
                                     -  Stoke: 88.90mm
                                     -  Displacement: 5766cc
                                     -  Valve Head Diameter: (I) 49.3mm
                                                             (E) 39.1mm
                                     -  Compression Ratio: 10.6
                                     -  Wheelbase: 101.3"
                                     -  Track: (F) 60.6"
                                               (R) 59.1"
                                     -  Wheels: (F) 17" x 9"
                                                (R) 17" x 10"
                                     -  Tire Size: (F) 275/40/17
                                                   (R) 315/40/17
                                     -  Gear Ratios: 1 - 3.27
                                                     2 - 1.98
                                                     3 - 1.34
                                                     4 - 1.00
                                                     5 - 0.83
                                     -  Final Drive: 3.27
                                     -  Brakes (front): 13.0" Disc
                                     -  Brakes (rear): 11.7" Disc
                                     -  Weight: 3550 lbs
                                     -  Notes: 

TB 98-07   Eff 7/1/98   T1           Ford Mustang Steeda 351 Q.  Correct
                                     specifications as follows: Weight: 3350
                                     lbs.

TB 98-05   Eff 5/1/98   T1           Classify 1997-1998 Pontiac Firebird
                                     WS-6.
                                     -  Wheels: 17" x 9"
                                     -  Weight: 3200 lbs

TB 98-03   Eff 3/1/98   T2 p 22      1995-1996 BMW M3.  Add 1997 and 1998
                                     model years.

TB 98-04   Eff 4/1/98   T2 p 22      1995-1998 BMW M3.  Delete ballast
                                     requirement on 3.2L cars.

TB 98-05   Eff 5/1/98   T2 p 22      1995-1998 BMW M3.  Correct
                                     specifications as follows:
                                     -  Wheels: 17" x 8" (F&R) 1995
                                                17" x 8" (F) 1996-
                                                17" x 8.5" (R) 1996-

TB 98-03   Eff 6/1/98   T2 p 22      1995-1998 BMW M3.  Correct
                                     specifications as follows:
                                     -  Wheels: 17" x 7.5" (F&R) 1995
                                                17" x 7.5" (F) 1996-
                                                17" x 8.5" (R) 1996-
                                     -  Wheels (Alt): 17" x 8" (F&R) all
                                        years

TB 98-03   Eff 3/1/98   T2 p 22      1993 BMW Z3 2.8L.  Add 1998 model year.

TB 98-01   Eff 1/1/98   T2 p 22      1994-1997 Chevrolet Camaro.  Reduce
                                     ballast to 50 labs.

TB 98-06   Eff 6/1/98   T2 p 22      1994-1997 Chevrolet Camaro.  Add to
                                     Notes: 1998 power steering cooler
                                     permitted.

TB 98-04   Eff 4/1/98   T2 p 22      1994-1995 Ford Mustang Cobra.  Add to
                                     Notes:  Strut brace, Steeda/SVO P/N
                                     002-3094.

TB 98-03   Eff 3/1/98   T2 p 22      1996-1997 Ford Mustang Cobra DOHC.  Add
                                     1998 model year.

TB 98-06   Eff 6/1/98   T2 p 23      1994-1996 Nissan 300ZX.  Change Weight
                                     to 3100 lbs.  Add to Notes: Alternate
                                     springs: Nissan P/N 99996-52068 (Eibach
                                     manufactured), Alternate (F&R) swaybar
                                     kit: Suspension Techniques P/N 52120
                                     (1.125" front, .8125" rear).

TB 98-01   Eff 1/1/98   T2 p 23      1994-1997 Pontiac Firebird Formula and
                                     Trans-Am.  Reduce ballast to 50 labs.

TB 98-06   Eff 6/1/98   T2 p 23      1994-1997 Pontiac Firebird Formula and
                                     Trans-Am.  Add to Notes: 1998 power
                                     steering cooler permitted. 

TB 98-04   Eff 4/1/98   T2 p 23      1994-1996 Toyota Supra.  Add 1997 model
                                     year.

TB 98-04   Eff 4/1/98   T2           Classify 1997-1998 Acura Integra Type R
                                     -  Bore: 81.0mm
                                     -  Stoke: 87.2mm
                                     -  Displacement: 1797cc
                                     -  Valve Head Diameter: (I) 
                                                             (E) 
                                     -  Compression Ratio: 10.6
                                     -  Wheelbase: 101.2"
                                     -  Track: (F) 58.3"
                                               (R) 58.1"
                                     -  Wheels: 15" x 6" alloy
                                     -  Tire Size: 195/55
                                     -  Gear Ratios: 1 - 3.23
                                                     2 - 2.10
                                                     3 - 1.46
                                                     4 - 1.11
                                                     5 - 0.85
                                     -  Final Drive: 4.40
                                     -  Brakes (front): 282mm vented disc
                                     -  Brakes (rear): 260mm disc
                                     -  Weight: 2600 lbs
                                     -  Notes: Honda Motorsports performance
                                        package permitted.

TB 98-05   Eff 5/1/98   T2           1997-1998 Acura Integra Type R.  Add to
                                     Notes:  Honda Motorsports performance
                                     package (P/N 17D51-S02-C1) permitted.

TB 98-03   Eff 3/1/98   T2           Classify 1998 Chevrolet Camaro Z-28.
                                     -  Weight: 3300 lbs
                                     -  Notes:  Ballast: 150 lbs, Ballast may
                                        be mounted in either front or rear
                                        passenger footwell.  Throttle
                                        restrictor between throttle body and
                                        plenums mandatory: 0.060" flat steel
                                        plate with two 1.300" holes.

TB 98-06   Eff 6/1/98   T2           1998 Chevrolet Camaro Z-28.  Correct
                                     Notes as follows:  Throttle restrictor
                                     between throttle body and plenums
                                     mandatory: 0.060" flat steel plate with
                                     one 1.850" hole.

TB 98-04   Eff 41x/98   T2           Classify 1997-1998 Honda Prelude
                                     -  Bore: 98.0mm
                                     -  Stoke: 90.7mm
                                     -  Displacement: 2157cc
                                     -  Valve Head Diameter: (I) 35.0mm
                                                             (E) 30.0mm
                                     -  Compression Ratio: 10.0
                                     -  Wheelbase: 101.8"
                                     -  Track: (F) 60.0"
                                               (R) 59.6"
                                     -  Wheels: 16" x 8" alloy
                                     -  Tire Size: 205/50/16
                                     -  Gear Ratios: 1 - 3.31
                                                     2 - 1.95
                                                     3 - 1.31
                                                     4 - 1.07
                                                     5 - 0.87
                                     -  Final Drive: 4.27
                                     -  Brakes (front): 
                                     -  Brakes (rear): 
                                     -  Weight: 2820 lbs
                                     -  Notes: Honda Motorsports performance
                                        package permitted.

TB 98-05   Eff 5/1/98   T2           1997-1998 Honda Prelude VTEC.  Add to
                                     Notes:  Honda Motorsports performance
                                     package (P/N 17D51-S02-C1) permitted.

TB 98-03   Eff 3/1/98   T2           Classify 1998 Pontiac Firebird Formula
                                     and Trans-Am.
                                     -  Weight (Formula): 3300 lbs
                                               (Trans-Am): 3400 lbs
                                     -  Notes:  Ballast: 150 lbs, Ballast may
                                        be mounted in either front or rear
                                        passenger footwell.  Throttle
                                        restrictor between throttle body and
                                        plenums mandatory: 0.060" flat steel
                                        plate with two 1.300" holes.

TB 98-06   Eff 6/1/98   T2           1998 Pontiac Firebird Formula and
                                     Trans-Am.  Correct Notes as follows: 
                                     Throttle restrictor between throttle
                                     body and plenums mandatory: 0.060" flat
                                     steel plate with one 1.850" holes.

TB 98-04   Eff 4/1/98   T2           Classify 1998 Toyota Supra
                                     -  Bore: 86.0mm
                                     -  Stoke: 86.0mm
                                     -  Displacement: 2997cc
                                     -  Valve Head Diameter: (I) 33.5mm
                                                             (E) 29.0mm
                                     -  Compression Ratio: 10.0
                                     -  Wheelbase: 100.4"
                                     -  Track: (F) 
                                               (R) 
                                     -  Wheels: 3100 lbs
                                     -  Tire Size: 
                                     -  Gear Ratios: 1 - 
                                                     2 - 
                                                     3 - 
                                                     4 - 
                                                     5 - 
                                     -  Final Drive: 
                                     -  Brakes (front): 
                                     -  Brakes (rear): 
                                     -  Weight: 
                                     -  Notes: TRD 94-97 5-speed transmission
                                        kit is required.


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