SUPER BN SERIES SQUARE PUMP TYPE

Our new Super BN Series Carburettors are the latest innovation for watercraft. These carbs are original equipment on Yamaha, Sea-Doo, Polaris and Arctco watercraft. They feature improved air flow, higher capacity fuel pump, externally adjustable metering screws and replaceable fixed jets for easy high and low speed tuning.

• BN34-28-8010 Original equipment replacement Waverunner and Wavejammer, or other similar applications. Features standard stock jetting, butterfly choke, and 34mm main bore.
  
   

• BN38-34-55-D Original equipment replacement for Sea-Doo or update for other watercraft using round pump style BN38 single. Features standard stock jetting, butterfly choke, and 38 mm main bore.
  
   

• BN44-40-43 Original equipment replacement for Yamaha Superjet. Features standard stock jetting, butterfly choke, and 44mm main bore.

   HIGHER PERFORMANCE SUPER BN SERIES

• Our Performance BN Carburettors were specially designed to meet the needs of high horsepower racing watercraft. We have achieved greater air flow and fuel flow through extensive testing to provide maximum output for racing engines. Special needle valves and springs give optimum "pop-off" with larger high and low speed jets for "first to the buoy" performance.

• BN38-34-8113 Performance single 38 mm to replace most standard BN or Super BN carbs. Features a Viton 2.0 needle valve, extended throttleshaft for dual or triple applications, #65 (slow) jet #107.5 main (high) jet, no butterfly choke, primer fitting and owners manual.
   

• BN44-40-8067 Performance single 44mm for most sit- down models requiring larger jets. Features a Viton 2.5 needle valve, extended throttle shaft for dual or triple applications, #120 pilot (slow) jet, #140 main (high) jet, no butterfly choke, primer fitting and owners manual.

• BN44-40-8052 Performance single 44mm carb with extended throttle shaft to make dual kits. Designed to give maximum performance with a single carb. Features a Viton 2.3 needle valve,#100 pilot (slow) jet, #125 main (high) jet, primer type cold starter fitting (no butterfly choke), and angled fuel fittings and instruction manual.

    PRO RACING SUPER BN46 SERIES

• The "Biggest" Super BN ever made. The Super BN46 features a large 48mm intake tapering to a 42mm venturi and controlled by a 46mm butterfly valve. This carb comes to you ready to race.
  Note: Bolt pattern is same as BN44, some manifold porting may be necessary for maximum air flow.
   

• BN46-42-8002 Performance single 46mm carb with extended throttle shaft to make dual kits. Designed to give Pro Level Racing performance. Features a Viton 2.5 needle valve, #120 pilot (slow) jet, #150 main (high) jet, primer type cold starter fitting (no butterfly choke), angled fuel fittings and owners manual.