Throttle Body and Idle Air
#31800 from David Boles · Rule change · TB 22-02 (2022-02 Fastrack)
In GCR, Section 9.1.5.E.1.b.1., change as follows:
“All inducted air must pass through the venturi(s) of the car’s carburetor(s), except that which passes through a stock/original
idle control device.“
In GCR, Section 9.1.5.E.1.b.4., change as follows:
“Fuel injection: All inducted air must pass through the throttle body and be subject to control by the throttle butterfly), except
that which passes through a stock/original idle control device.“
In GCR, Section 9.1.5.E.1.b., add the following:
”9. Stock/original idle control devices can be utilized in their original, unmodified location and condition, or completely removed
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and any resulting openings blocked off. “
In GCR, Section 9.1.5.E.2.b.1., change as follows:
“All inducted air must pass through the venturi(s) of the cars carburetor(s), except that which passes through a stock/original
idle control device. “
In GCR, Section 9.1.5.E.2.b.4., change as follows:
“Fuel Injection: All inducted air must pass through the throttle body and be subject to control by the throttle butterfly), except
that which passes through a stock/original idle control device. “
In GCR, Section 9.1.5.E.2.b., add the following:
“9. Stock/original idle control devices can be utilized in their original, unmodified location and condition, or completely removed
and any resulting openings blocked off. “