AVS2 Series Carburetor. AVS2 Series Carburetor; New; 500 cfm; Square Flange; Non-EGR; Manual Choke; Single Carb; Satin Finish;. For 2007, we added a new Super Flow SF902 engine dyno. For real-world tuning, there's our Super Flow model SF-840 eddy-current chassis dyno that can handle up to 1,000 hp at the wheels and speeds of 200 mph.
