Hey guys, the new July FasTrack is available from www.scca.org/news/tech/cl...index.html
Most importantly, tech bulletin 03-07 opens up two new engines to CSR, the Mazda 13B with steet port, thus allowing the Mazda MSR to be CSR legal, and the Cosworth YAC (though a carefully printed list of specs is provided). This removes most of the restrictions that ACRL cars were under regarding wheels, brakes, wings, etc.
Most importantly, tech bulletin 03-07 opens up two new engines to CSR, the Mazda 13B with steet port, thus allowing the Mazda MSR to be CSR legal, and the Cosworth YAC (though a carefully printed list of specs is provided). This removes most of the restrictions that ACRL cars were under regarding wheels, brakes, wings, etc.

















