Adjustable accelerator pump for quick throttle response and easy starting
For closed course competition use only. Not intended for street use
Increased venturi diameter! - specially machined for 7% more flow
Use of the factory dual cable system ensures safe operation
Exclusive black coating - heat, UV, and chemical resistant
Super E Big Bore, Black, 55-06 Big Twin, 57-06 Sportster
S&S Cycle Big Bore Super E Black Carburetor Assembly
Four fuel delivery ports - Better throttle response
Variable position enrichment starting system
Increased air flow for more power
O-ring sealed idle mixture screw
High quality fit and finish