GT3 2.0L SIR & weight
#35171 from Grand Touring Committee · Rule change · TB 23-12 (2023-09 Fastrack)
In GT3 Spec Lines, GT3 Cars, change as follows:
"Acura F20C 1997cc 32mm SIR May run unrestricted at 2195lbs.
K20A 1988cc 32mm SIR May run unrestricted at 2195lbs.
Audi 1984cc 32mm SIR May run unrestricted at 2195lbs.
BMW 1895cc 32mm SIR May run unrestricted at 2195lbs.
Chevrolet 1998cc 32mm SIR May run unrestricted at 2195lbs.
Chrysler/Dodge/Plymouth 1997cc 32mm SIR May run unrestricted at 2195lbs.
Ginetta MZR 1999cc 32mm SIR May run unrestricted at 2195lbs.
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Honda F20C 1997cc 32mm SIR May run unrestricted at 2195lbs.
K20A 1988cc 32mm SIR May run unrestricted at 2195lbs.
Mazda MZR 1999cc 32mm SIR May run unrestricted at 2195lbs.
Mitsubishi/Eagle 1997cc 32mm SIR May run unrestricted at 2195lbs.
Nissan QR25DE/DD 1988cc 32mm SIR May run unrestricted at 2195lbs.
SAAB 1985cc 32mm SIR May run unrestricted at 2195lbs.
VOLKSWAGON 1984cc 32mm SIR May run unrestricted at 2195lbs.