Super Touring Rules & Regs

T
5" wide plan view side skirts?
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1
Views
111K
Greg Amy
G
G
Rotary Port Matching
Replies
3
Views
55K
seckerich
seckerich
A
stl gear ratios rule interpretation Q
2
Replies
31
Views
159K
Greg Amy
G
S
Water to Air intercooler
Replies
2
Views
8K
seewavedr
S
P
e36 BMW STU ?
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5
Views
10K
JS154
J
Matt93SE
May Prelim question/comment.. Nissan SR20DET in STU
2
Replies
24
Views
27K
Matt93SE
Matt93SE
A
Rear spoiler question
Replies
9
Views
12K
waynehussey
waynehussey
0
Are 5 lug and suspension arm swaps legal?
Replies
17
Views
18K
Greg Amy
G
R
External Oil Pump
Replies
10
Views
12K
racermr2
R
R
Ballast Location & Weight
Replies
2
Views
8K
JS154
J
S
Pulleys
Replies
3
Views
8K
Greg Amy
G
Q
notch back rear wing question
Replies
10
Views
12K
CRallo
C
S
STU Brake Duct
Replies
2
Views
8K
seewavedr
S
A
crx w/k20? Swap legal?(stl)
Replies
1
Views
7K
Greg Amy
G
Z3_GoCar
Max Compression Ratio in STU....
Replies
5
Views
9K
Z3_GoCar
Z3_GoCar
dickita15
BMW Pro 3
Replies
11
Views
14K
dickita15
dickita15
T
Specific ITA to STL requirements?
Replies
8
Views
25K
Greg Amy
G
T
Washer bottle removal allowed?
Replies
8
Views
11K
Greg Amy
G
Z3_GoCar
Manifold / TB rule revisions
2
Replies
22
Views
24K
dhrmx5
D
R
STL Confusion and Rules Omission(s)
Replies
4
Views
9K
Greg Amy
G
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