Clarify authorization to use flat plate intake restrictor
#32964 from Club Racing Board · Rule change · TB 22-08 (2022-08 Fastrack)
In P1, GCR section 9.1.8.B.J.7, add the following:
"On 4-cycle motorcycle-based engines equipped with individual throttle bodies, individual flat plate intake restrictors must be
installed within 4 inches of the primary butterfly throttle shaft or centerline on the intake side of the individual throttle body's
primary butterfly."