Request Mazda 13 B turbo
#32668 from Raymond Philibert · Rule change · TB 22-08 (2022-08 Fastrack)
In STU Spec Lines, Table B: Alternate Vehicle and Engine Allowance, classify Mazda 13 B Turbo as follows:
STU Maximum Displacement (cc's) Minimum Weight Notes
Mazda 13B Turbo N/A Chart Limited to Streetport only. Stock turbos are
not allowed; only alternative turbos listed
in the STU rules are allowed.