The most popular mod for an all-around performance boost
An adrenalized version of the Super BN series
Extensive race testing for higher air and fuel flow
Uses primer fitting with butterfly choke removed for increased airflow (primer kit necessary)
Special needle valves and springs give optimum pop-off for a strong mid-range
Larger high- and low-speed jets for great response and killer top end
Jetted for applications using aftermarket manifold and flame arrestor 2.3 viton needle valve, #100 pilot jet and #125 main (high) jet
