Round
*
Round 1 - Buttonwillow 13CW Jan 24, 2025 (Saturday)
Round 2 - Streets of Willow Feb 21, 2025 (Saturday)
Round 3 - Chuckwalla CW March 14, 2025 (Saturday)
Round 4 - Las Vegas Motor Speedway April 18, 2025 (Saturday)
Round 5 - Willow Springs International Raceway May 2 (Saturday)
Round 6 - Buttonwillow Circuit October 3, 2025 (Saturday)
Chassis year
*
NA-NB 90-05
Miatakart / Exocet +6
06-08 NC1 +15
09-15 NC2/3 +17
16-18 ND1/124 non-Abarth +20
19+ ND2/3-124 Abarth+23
Engine swap NA-NB
*
BP05 94-97 1.8 +4
BP 99-05 1.8 +7
Ecotec/ all other 4cyl +28
Kswap +31
V6 +41
V8 +51
V6 (NC/ND) +35
V8 (NC/ND) +41
Ecotec/ all other 4cyl (ND) +12
Does not apply +0
Engine
*
OEM Internals +0
Internal modifications +10
Aspiration
*
Normally Aspirated +0
Supercharged +38
Turbo Charged +45
Supercharged (NC/ND) +25
Turbo (NC/ND) +30
Intake
*
OEM Intake Manifold +0
Non-OEM Intake Manifold +2
ITB +5
ECU
*
OEM ECU +0
Reprogrammed ECU +5
Exhaust
*
OEM Exhaust +0
Non-OEM Header (N/A) +3
Non-OEM Midpipe (N/A) +3
Tire
*
340tw or greater +0
220-330tw +8
80-200tw +14
All tires below 80tw +20
Tire width
*
195 or less +0
205 +3
215-225 +7
235-245 +9
255 or wider +12
Wheel width
*
5.5-7 +0
7.5-8.5 +6
9-10 +9
10.5 or wider +13
Final drive ratio
*
OEM, any year +0
Non-OEM +3
ND Auto diff gear in ND Manual +3
Transmission
*
OEM 5/6 speed manual +0
Automatic -3
Non-OEM transmission ratios +3
Sequential or dog box +10
Differential
*
Open +0
OEM LSD +3
Aftermarket LSD +4
Suspension
*
Non OEM springs +3
Adjustable damping +3
Non OEM sway bar +2
Non OEM control arm bushings +2
Does not apply +0
Aero (No non-OEM aero in Street)
*
Front spoiler/splitter less than 2" past OEM bumper nose +2
Trunk spoiler +3
Front spoiler/splitter more than 2" past OEM bumper nose. Canards, dive planes, end plates +5
Rear wing less than 9" chord +3
Large wing 9" or larger chord or multi element +6
Rear diffuser +3
Delete windshield frame +5
Does not apply +0
Fastback +2
Weight reduction (Exo/Miatkart excluded)
*
Gutted or composite doors +2
Gutted or pinned trunk +2
Dash gut or delete +2
Gutted interior +2
Soft top delete +2 (RF/PRHT excluded)
Composite front fenders +2
Delete/tubular convert more than 10 lbs of tub +5
Tubular subframe, any +2
Replace windshield with polycarbonate +2
Delete door glass (in addition to gut doors) +2
Remove passenger seat +2
Does not apply +0
Saftey
*
5/6pt harness -2
HNRS -2 (All cars without airbag require driver HNRS)
FIA seat -2
Fire bottle/automatic system -2
Does not apply +0
Total points
Your class
*
Street Class 38pts maximum (NC/ND allowed with zero modifications other than 205 tires, 340tw and above on 7" wheels)
SuperStreet 70pts maximum
Modified Class 100pts maximum
SuperModified 125pts maximum
Unlimited (Must have fire bottle or automatic system, master cut off switch, door bars, dash bar and footwell anti-intrusion bars)
Car Number
*
Name
*
First Name
Last Name
Car color
*
Model/Year
Instagram Handle (optional)
Email
*
example@example.com
What brought you to MTTC? (optional)
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