We are proud to have Callies Performance Products as the Presented by Sponsor of the HKS 9.5 Index Class at the 33rd Annual The Shootout! Known for manufacturing high-quality, American-made products, including 4340 forged steel cranks and connecting rods, Callies is a leading supplier used in high-performance drag racing engine builds and the perfect partner with the ultra-competitive 9.5 Index. Check out all Callies has to offer at callies.com.
