Request rule change traditional GTA engine appendix B
#33511 from Douglas Krpata · Rule change · TB 23-02 (2023-02 Fastrack)
In GCR 9.1.2.G GTA Category Specifications, Appendix B.5., change as follows:
"Chevrolet cylinder heads must be Dart II cast iron heads, part #10310010P 11310010p, which replaced part #1112B and
#1115B."