2021 Parts Unlimited Watercraft

ENGINE parts-unlimited.com 2021 PARTS UNLIMITED WATERCRAFT BOLD MAGENTA part numbers are new for 2021 126 CC DISPL. BORE SIZE COMPLETE KIT SUG. RETAIL PISTON PART # SUG. RETAIL REPL. RING REPL. WRIST PIN REPL. CIRCLIP REPL. TOP END BEARING ARCTCO/​TIGERSHARK 650 ALL TWIN CYLINDER MODELS 639cc 76mm/.31mm - ‑ - ‑ 2992TD S-461 CW20 - 770 DAYTONA, MONTE CARLO 96 768cc 83mm/​std. - ‑ - ‑ 3268TD - CW20 - 900 TIGERSHARK AND MONTE CARLO THREE CYLINDER MODELS 896cc 76.5mm/​std. - ‑ - ‑ - S-461 CW20 - 998cc 80.5mm/4.0mm - ‑ - ‑ 3169TD S-512X CW20 - KAWASAKI 300 ALL SINGLE CYLINDER MODELS 295cc 76mm/​std. WK1026 1 $151.95 549M07600 1 $122.95 2992TD - CW18 - 299cc 76.5mm/.5mm - ‑ 549M07650 1 122.95 - - CW18 - 303cc 77mm/1.0mm WK1028 1 151.95 549M07700 1 122.95 - - CW18 - 440 ALL TWIN CYLINDER MODELS 436cc 68mm/​std. - ‑ - ‑ 2677CD S-259 CW16 B1021 439cc 68.25mm/.25mm - ‑ - ‑ 2687CD S-259 CW16 B1021 442cc 68.5mm/.5mm - ‑ - ‑ 2697CD S-259 CW16 B1021 449cc 68mm/1.0mm - ‑ - ‑ 2717CD S-259 CW16 B1021 550 ALL TWIN CYLINDER MODELS EXCEPT REED VALVE 531cc 75mm/​std. - ‑ 516M07500 122.95 2953TC S-259 CW16 B1021 537cc 75.5mm/.5mm WK1012 288.95 - ‑ 2973TC S-259 CW16 B1021 544cc 76mm/1.0mm WK1013 288.95 516M07600 122.95 - S-259 CW16 B1021 550 TWIN CYLINDER REED VALVE MODELS 91‑96 531cc 75mm/​std. - ‑ - ‑ 2953TC S-259 CW16 B1021 537cc 75.5mm/.5mm WK1046 296.95 - ‑ 2973TC S-259 CW16 B1021 650 ALL TWIN CYLINDER MODELS 635cc 76mm/​std. WK1016 293.95 549M07600 122.95 2992TD S-511X CW18 B1022X 643cc 76.5mm/.5mm WK1017 293.95 549M07650 122.95 - S-511X CW18 B1022X 657cc 77mm/1.0mm WK1018 293.95 549M07700 122.95 - S-511X CW18 B1022X 660cc 77.5mm/1.5mm WK-1019 316.95 549M07750 133.95 - S-511X CW18 B1022X 668cc 78mm/2.0mm - ‑ - ‑ 3071TD S-511X CW18 B1022X 750 ALL TWIN CYLINDER MODELS 92‑95 WITH 20MM WRIST PINS 743cc 80mm/​std. - ‑ - ‑ 3150TD S-512X CW20 B1023 752cc 80.5mm/.5mm WK1060 332.95 0910-0001 122.95 3169TD S-512X CW20 B1023 FITS MODEL DISPLACEMENT BORE OVERSIZE COMPRESSION RATIO WEIGHT (GRAMS) SKIRT PART # SUG. RETAIL YAMAHA FX SHO 1800 09‑13 1812cc 86mm STD 10.5:1 330 Round 0910-5918 $884.95 1812cc 86mm STD 11.0:1 336 Round 0910-5919 884.95 1832cc 86.5mm +.5mm 8.6:1 323 Round 0910-5920 884.95 1832cc 86.5mm +.5mm 10.5:1 334 Round 0910-5921 884.95 1832cc 86.5mm +.5mm 11.0:1 342 Round 0910-5922 884.95 PISTONS • Machined from 2618-T6 high-tensile forged aluminum • Dome/d​ ish features smooth flowing radii; require no deburring or preparation • JE designs are specifically engineered for extreme applications including professional competition • Pro Series pistons available for select models: features include internal and external bracing, dedicated embossed forgings for weight reduction, specialized processes such as internal milling the internal struts, along with dedicated accumulator groove and forged side relief • Pins, pin fitment, lock and rings included • Made in the U.S.A. HIGH-PERFORMANCE 2- AND 4-CYCLE PWC PISTONS • All Wiseco pistons are forged from aerospace aluminum alloys on Wiseco’s state-of-the-art forging presses • Built on a legacy of championships for over 60 years by American craftsmen • Wiseco pistons have the latest dyno-tested technology to out-perform the competition • Wiseco forged pistons are priced with rings and circlips • Wiseco rings, clips and wrist pins only fit Wiseco pistons; also note that ring types do not interchange (i.e. CD is not interchangeable with TD) WARNING: Wiseco pistons can be fitted only with Wiseco rings. 1 77.5mm and 78mm pistons require crankcase cleanup; 78mm pistons require cylinder re‑sleeving.