2020 Parts Unlimited Watercraft

FUEL/AIR SYSTEMS www.partsnetweb.com 2020 PARTS UNLIMITED WATERCRAFT BOLD MAGENTA part numbers are new for 2020 142 POWERSHOT ADJUSTABLE FUEL TUNERS FOR SEA-DOO • Deliver increased horsepower, acceleration, and stronger mid-range performance by delivering a higher performing air-to-fuel ratio (A.F.R.) to the engine • Many of today’s high-performance fuel-injected 4-stroke muscle craft have a lean A.F.R. • R&D Performance has tested, documented and analyzed the OEM fuel maps on every current fuel-injected 4-stroke watercraft, and pre-programmed and coded the new R&D Powershot fuel-injection control module to safely alter the OEM fuel map to a higher performing and safer A.F.R. (richer) • More horsepower, greater acceleration and stronger mid-range are the result when the proper A.F.R. is achieved and is tuned for optimum performance HI PERFORMANCE SUPER BN CARBURETORS • Special needle valves and springs give optimum pop-off with larger high and low speed jets • Specifically designed to meet the needs of high horsepower racing watercraft BLACK OEM REPLACEMENT SUPER BN CARBURETORS • High quality OE style replacement carburetors • Carburetors have correct regular throttle shaft with choke shaft for easy installation • Made in Japan • The R&D Powershot is fully adjustable on the fly (with the engine running, observed and tuned while riding), and will accommodate a wide range of adjustability to properly performance-tune the A.F.R. for any combination of aftermarket parts • The R&D Powershot will add horsepower, reliability and adjustability to any electronic fuel-injected 2- or 4-stroke watercraft engine NOTE: For competition use only. • Externally adjustable metering screws and replaceable jets make high- and low-speed tuning easy • Made in Japan FITS MODEL PART # SUG. RETAIL GTX 4‑TEC S.C. (185 HP) 1020‑2545 $439.95 RXP/​RXT (215 HP) 1020‑2546 439.95 FITS MODEL PART # SUG. RETAIL Spark 1020‑2548 $439.95 MIKUNI PART # INTAKE ID (MM) LOW SPEED JET HIGH SPEED JET NEEDLE VALVE ARM SPRING (GRAMS) COLOR PART # SUG. RETAIL SINGLE SQUARE PUMP CARBS BN38‑34‑8113 1 38 65 107.5 2 115 Silver BN38448113 $209.95 BN44‑40‑8067 1 44 120 140 2.5 80 Silver 1002‑0033 229.95 BN44‑40‑8052 1 44 120 125 2.3 65 Black BN44408052 229.95 PRO RACING SUPER BN46 BN46‑42‑8002 2 42 120 150 2.5 80 Silver BN46‑42‑8002 298.95 1 Primer fitting; no butterfly choke. 2 Extended throttle shaft. MIKUNI PART # INTAKE ID (MM) LOW SPEED JET HIGH SPEED JET NEEDLE VALVE ARM SPRING (GRAMS) PART # SUG. RETAIL BN34‑28‑8010 1 34 77.5 80 1.5 65 BN34288010 $209.95 BN401‑38‑24 2 38 70 167.5 1.5 95 1002‑0032 259.95 BN44‑40‑43 3 44 120 115 1.5 115 BN444043 229.95 1 Fits Yamaha Wave Runner/​Jammer 500 88‑89. 2 Fits Sea Doo 720 GTI, GTS, GS, GSI 97. 3 Fits Yamaha SJ650 90‑93, SJ701 94‑95, TigerShark Monte Carlo 650 96. BN38448113 BN44408052 BN46‑42‑8002 1002‑0032 BN444043 BN34288010 1020‑2545