Whipple S197 Mustang vs Roush S550 Mustang 1/4 Mile
Oct 15, 2026
Bo Webb's 2011 Grabber Blue California Special Mustang with a Gen 3 2.9L Whipple Supercharger lining up with an S550 Mustang with a Roush Superchargher in the 1/4 mile, and then a few more passes Bo made at NMRA, and one from the last Mod Nats.

