This carburetor is a strictly in accordance with the highest production standards, it is good at mixing fuel and air, keeping the engine running smoothly, and preventing the engine from running out of oil or overflowingNew Carburetor Replacement: This product is quite reliable and durable , provides new power to your ATV to help achieve the best engine performance??The design features are improved air flow and a larger capacity fuel pump, which can meet more demanding applications Externally adjustable metering screws and replaceable nozzles make high-speed and low-speed adjustments easy Traditional butterfly choke, easy to startFits the model: 1994-1995 Yamaha FX1 700, 1995 Yamaha SuperJet 700, 1993-1994 Yamaha VXR Pro 700, 1994-1995 Yamaha Wave Blaster 700, 1996-1997 Yamaha Wave Raider 700, 1994-1995,1997 Yamaha Wave Runner III 700, 1990-1993 Yamaha SJ 650 Super JetCan replace the following part numbers: OEM number: BN44-40-43, BN 444043, BN444043, BN 44-40-43 Yamaha / OEM number: 61X