Offroad 2020

ENGINE body accessories handlebar & grips cables & levers electrical & ignition engine fuel & intake clutch brakes drive steering & suspension bearings tires exhaust chemicals tools & shop 258 MODEL YEAR PISTON SIZE OVERSIZE PISTON PISTON RING TOP END GASKET KIT COMPLETE GASKET KIT TOP END REPAIR KIT NEEDLE BEARING YAMAHA CONTINUED 250 YZ250 99-00 66.35 STD 425PS 125RS 425TS 425F 180694 NB9505 COMPRESSION 10.9:1 66.36 +0.01 180389 125RS 425TS 425F 180695 SIZE (CERAMIC COMPOSITE CYL) 66.37 +0.02 180390 125RS 425TS 425F 180696 18X22X22 66.85 +0.50 180386 125R2 425TS 425F 180697 67.35 +1.00 180387 125R4 425TS 425F 180698 67.85 +1.50 180388 180207 425TS 425F 180699 250 YZ250 2001 66.35 STD 425PS 125RS 425TS ----- 180694 NB9505 COMPRESSION 10.9:1 66.36 +0.01 180389 125RS 425TS ----- 180695 SIZE (CERAMIC COMPOSITE CYL) 66.37 +0.02 180390 125RS 425TS ----- 180696 18X22X22 66.85 +0.50 180386 125R2 425TS ----- 180697 67.35 +1.00 180387 125R4 425TS ----- 180698 67.85 +1.50 180388 180207 425TS ----- 180699 250 YZ250 02-19 66.35 STD 425PS 125RS 431TS 431F 180700 NB9505 COMPRESSION 10.9:1 66.36 +0.01 180389 125RS 431TS 431F 180701 SIZE (CERAMIC COMPOSITE CYL) 66.37 +0.02 180390 125RS 431TS 431F 180702 18X22X22 66.85 +0.50 180386 125R2 431TS 431F 180703 67.35 +1.00 180387 125R4 431TS 431F 180704 67.85 +1.50 180388 180207 431TS 431F 180705 250 YZ250X 2-STROKE 16-19 66.35 STD 425PS 125RS 431TS 431F 180700 NB9505 COMPRESSION 10.9:1 66.36 +0.01 180389 125RS 431TS 431F 180701 SIZE (CERAMIC COMPOSITE CYL) 66.37 +0.02 180390 125RS 431TS 431F 180702 18X22X22 66.85 +0.50 180386 125R2 431TS 431F 180703 67.35 +1.00 180387 125R4 431TS 431F 180704 67.85 +1.50 180388 180207 431TS 431F 180705 250 YZ250F 01-04 76.94 STD 182318 230RS 180398 180397 182525 N/R 76.95 +0.01 182465 230RS 180398 180397 182523 76.96 +0.02 182467 230RS 180398 180397 182524 250 YZ250F 05-13 76.94 STD ----- 230RS 180398 180397 ----- N/R 76.95 +0.01 230RS 180398 180397 N/R 13.5:1 HIGH COMPRESSION 76.96 +0.02 181395 230RS 180398 180397 181398 N/R ** Will not accept OEM rings and rings will not work on OEM piston 250 YZ250F 05-13 76.94 STD 182319 230RS 180398 180397 182466 N/R 76.95 +0.01 182475 230RS 180398 180397 182526 76.96 +0.02 182476 230RS 180398 180397 182527 13.5:1 HIGH COMPRESSION ** Will not accept OEM rings and rings will not work on OEM piston 250 YZ250F BIG BORE 01-13 83.00 STD ----- ----- 181408 ----- ----- N/R 250 YZ250F 14-18 76.96 STD 182528 230RS 181888 181889 182533 N/R 76.97 +0.01 182529 230RS 181888 181889 182530 76.98 +0.02 182531 230RS 181888 181889 182532 250 YZ250FX 15-19 76.96 STD 182528 230RS 181888 181889 182533 N/R 76.97 +0.01 182529 230RS 181888 181889 182530 76.98 +0.02 182531 230RS 181888 181889 182532 250 WR250F 01-02 76.94 STD 182318 230RS 180398 180397 182525 N/R 76.95 +0.01 182465 230RS 180398 180397 182523 76.96 +0.02 182467 230RS 180398 180397 182524 250 WR250F 03-04 76.94 STD 182318 230RS 180398 180520 182525 N/R 76.95 +0.01 182465 230RS 180398 180520 182523 76.96 +0.02 182467 230RS 180398 180520 182524 250 WR250F 05-13 76.94 STD ----- 230RS 180398 180520 ----- N/R 76.95 +0.01 230RS 180398 180520 ----- N/R 13.5:1 COMPRESSION 76.96 +0.02 181395 230RS 180398 180520 181398 N/R ** Will not accept OEM rings and rings will not work on OEM piston 250 WR250F 05-13 76.94 STD 182319 230RS 180398 1805 182466 N/R 76.95 +0.01 182475 230RS 180398 1805 182526 13.5:1 HIGH COMPRESSION 76.96 +0.02 182476 230RS 180398 1805 182527 ** Will not accept OEM rings and rings will not work on OEM piston 250 WR250F BIG BORE 01-13 83.00 STD ----- ----- 181408 ----- ----- N/R 250 WR250F 15-19 76.96 STD 182528 230RS 181888 181889 182533 N/R 76.97 +0.01 182529 230RS 181888 181889 182530 76.98 +0.02 182531 230RS 181888 181889 182532 250 WR250R 08-20 77.00 STD ----- ----- 182214 182223 ----- 250 WR250X 08-11 77.00 STD ----- ----- 182214 182223 ----- 350 BW 350T (BIG WHEEL) 87-88 83.00 STD 40005PS 40005RS ----- ----- ----- N/R 83.50 +0.50 40005P2 40005R2 ----- ----- ----- N/R 84.00 +1.00 40005P4 40005R4 ----- ----- ----- N/R 84.50 +1.50 40005P6 180170 ----- ----- ----- N/R 350 RD/RZ350 82-90 63.95 STD 40001PS 40000RS ----- ----- ----- 180607 64.45 +0.50 40001P2 40000R2 ----- ----- ----- SIZE 64.70 +0.75 180578 180609 ----- ----- ----- 16X21X22.5 64.95 +1.00 40001P4 40000R4 ----- ----- ----- 65.45 +1.50 40001P6 40000R6 ----- ----- ----- 400 YZ400F 98-99 92.00 STD ----- ----- 180400 180399 ----- N/R 400 WR400F 98-99 92.00 STD ----- ----- 180400 180399 ----- N/R NAMURA DIRT BIKE PISTON AND GASKET SETS CONTINUED PRICING AT THE END OF APPLICATION