Offroad 2019

392 ENGINE body accessories handlebar & grips cables & levers electrical & ignition engine fuel & intake clutch brakes drive steering & suspension bearings tires exhaust chemicals tools & shop YEARS BORE X STROKE BORE SIZE TOP END KIT SINGLE PISTON RING SET PISTON PIN CIRCLIP TOP END GASKET KIT TOP END BEARING YAMAHA (2-STROKE) CONTINUED YZ80 86-87 48.0 48.0 100945 1890CS S538 CW12 W5284 B1015 x 48.5 103934 100908 1909CS 45.6 49.0 100909 1929CS 49.5 103152 1949CS 50.0 103153 1969CS YZ80 88-92 48.0 48.0 102325 569M04800 1890CS S538 CW12 W5284 B1015 x 48.5 102326 569M04850 1909CS 45.6 49.0 102327 569M04900 1929CS 49.5 101919 101937 1949CS 50.0 101920 101938 1969CS YZ80 93-01 46.0 46.0 101292 101186 1810CS S517 CW14 W5353 B1012 * International Bore - Not available in U.S. x 47.8 YZ80 93-01 47.0 47.0 102691 646M04700 1850CS S517 CW14 W5353 B1012 x 47.5 102692 646M04750 1869CS 47.8 48.0 102693 646M04800 1890CS 48.5 101281 1909CS 49.0 101404 101282 1929CS YZ80 93-01 52.5 52.5 101438 767M05250 2067CS S288 CW14 W5353 B1012 * Crankcase clearance required for 50mm and larger x 47.8 RC Series Piston YZ85 02-18 47.5 47.5 103093 805M04750 1869CS S517 CW14 W5983 B1012 x 48.0 103094 805M04800 1890CS 47.8 48.5 103095 805M04850 1909CS 49.5 101555 103836 1949CS YZ85 02-18 52.5 52.5 103337 767M05250 2067CS S288 CW14 W5983 B1012 * Crankcase clearance required for 50mm and larger x 47.8 RC Series Piston LT100 All 52.0 52.0 101464 2047CD S288 CW14 B1012 LT100-2 x 52.5 101465 2067CD LT100-3 45.6 53.0 101466 2087CD MX100 53.5 103701 101008 DT100 54.0 103702 2126CD YZ100 76-83 50.0 50.0 102283 1969CD S637 CW16 B1016 x 51.0 102284 2008CD 50.0 52.0 103357 2047CD RT100 90-00 52.0 52.0 771M05200 2047CD S288 CW14 B1012 x 52.5 771M05250 2067CD 45.6 53.0 771M05300 2087CD 54.0 102180 2126CD AT2 125 72-73 56.0 56.0 236M05600 2205CD S270 CW16 B1016 AT3 125 72-73 x 56.5 236M05650 2224CD DT125 73-81 50.0 57.0 236M05700 2244CD IT125 80-81 57.5 236M05750 2264CD MX125 74-76 58.0 236M05800 2284CD TZR 125 87-92 56.0 56.0 101166 2205CD S270 CW16 B1008 DTR125 88-96 x 56.3 101167 101019 DTR125E 90-96 50.7 56.5 101168 2224CD TDR125 90-92 56.8 101169 101021 TDR240 88-92 57.0 101170 2244CD * Includes Reed Cutout on piston 57.3 100668 101023 * International Bore - Not available in U.S. 57.5 100669 2264CD DT125 75-76 56.0 56.0 104155 2205CD S270 CW16 B1016 AT2 125 72-76 x 56.5 104156 2224CD AT3 125 72-76 50.7 57.0 104157 2244CD DT125LC 80-91 57.5 112180 2264CD RD125LC 82-92 DT125 Tenere *Two Reed Holes on piston * International Bore - Not available in U.S. YZ125 76-82 56.0 56.0 435M05600 2205CS S270 CW16 B1016 x 56.5 435M05650 2224CS 50.0 57.0 435M05700 2244CS 57.5 435M05750 2264CS 58.0 435M05800 2284CS YZ125 83 56.0 56.0 503M05600 2205CS S270 CW16 W4053 B1016 x 57.5 503M05750 2264CS 50.0 YZ125 84 56.0 56.5 512M05650 2224CS S270 CW16 W4053 B1016 x 57.0 512M05700 2244CS 50.0 57.5 512M05750 2264CS 58.0 512M05800 2284CS