BOLD MAGENTA part numbers are new for 2024 PARTS-UNLIMITED.COM 2024 | OFFROAD PISTON & PISTON KITS 1360 FITS MODEL DISPLACEMENT BORE OVERSIZE COMPRESSION RATIO WEIGHT (GRAMS) SKIRT PART # SUG. RETAIL HONDA CRF150R 07-12 149cc STD 66mm 12.5:1 112 FSR 0910-5873 $291.51 170cc +4mm 70mm 13.0:1 126 FSR 0910-5878 291.51 XR250 86-04, XR250L 91-96 277cc +4mm 77mm 10.5:1 215 Round 0910-5836 254.63 CRF250R 04-09, CRF250X 04-17 249cc STD 78mm 13.2:1 150 FSR 0910-5852 291.51 Pro Series 249cc STD 78mm 13.7:1 150 FSR 0910-5879 291.51 CRF250R 10-15 249cc STD 76.8mm 13.8:1 149 FSR 0910-5904 291.51 Pro Series 249cc STD 76.8mm 14.2:1 151 FSR 0910-5905 291.51 CRF250R 16-17 - Pro Series 249cc STD 76.8mm 14.5:1 NEW FSR 0910-5942 387.39 CRF250R/RX 20-24 249cc STD 79mm 14.0:1 154 FSR 0910-6551 373.82 249cc STD 79mm 14.5:1 155 FSR 0910-6552 373.82 XR400R 96-04 406cc +1mm 86mm 10.6:1 294 Round 0910-5837 254.63 415cc +2mm 87mm 10.8:1 294 Round 0910-5838 254.63 415cc +2mm 87mm 12.0:1 285 Round 0910-5829 291.51 426cc +3mm 88mm 11.0:1 298 Round 0910-5841 254.63 426cc +3mm 88mm 13.0:1 318 Round 0910-5840 254.63 435cc +4mm 89mm 10.8:1 273 Round 0910-5853 291.51 435cc +4mm 89mm 12.0:1 268 Round 0910-5830 291.51 CRF450R 02-08, CRF450X 05-17 449cc STD 96mm 12.5:1 273 FSR 0910-5886 291.51 449cc STD 96mm 13.5:1 282 FSR 0910-5887 291.51 488cc +4mm 100mm 12.5:1 303 FSR 0910-5888 291.51 CRF450R 02-08, CRF450X 05-17 449cc STD 96mm 13.5:1 255 FSR 0910-5872 316.10 Pro Series 449cc STD 96mm 14.0:1 256 FSR 0910-5903 316.10 CRF450R 09-12 – Pro Series 449cc STD 96mm 13.5:1 253 FSR 0910-5890 316.10 CRF450R 13-16 - Pro Series 449cc STD 96mm 13.5:1 257 FSR 0910-5923 316.10 CRF450R/CRF450RX 17-21, CRF450RWE 19-24 449cc STD 96mm 13.5:1 NEW FSR 0910-5943 411.95 Pro Series 449cc STD 96mm 14.0:1 NEW FSR 0910-5944 411.95 449cc STD 96mm 14.5:1 NEW FSR 0910-5945 411.95 XR600R 85-01 629cc +3mm 100mm 10.5:1 380 Round 0910-5831 254.63 640cc +4mm 101mm 10.6:1 397 Round 0910-5832 254.63 654cc +5mm 102mm 10.8:1 395 Round 0910-5833 254.63 XR650L 93-23 650cc +1mm 101mm 9.0:1 389 Round 0910-5906 254.63 644cc STD 100mm 10.5:1 398 Round 0910-5912 254.63 650cc +1mm 101mm 10.5:1 396 Round 0910-5913 254.63 657cc +2mm 102mm 10.5:1 408 Round 0910-5914 254.63 644cc STD 100mm 11.25:1 399 Round 0910-5834 254.63 657cc +2mm 102mm 11.25:1 406 Round 0910-5839 254.63 HUSABERG FE 450 13-14 450cc STD 95mm 13.5:1 259 FSR 0910-5934 316.10 HUSQVARNA FC450 14-15, FE 450 14-16, FX 450 17 450cc STD 95mm 13.5:1 259 FSR 0910-5934 316.10 KAWASAKI KX250F 10-14 - Pro Series 249cc STD 77mm 14.0:1 148 FSR 0910-5907 291.51 KX250F 17-18 - Pro Series 249cc STD 77mm 14.0:1 - FSR 0910-5948 387.39 KX250 21-22 249cc STD 78mm 14.1:1 142 FSR 0910-6390 301.06 249cc STD 78mm 14.5:1 142 FSR 0910-6391 301.06 KX250 23-24 249cc STD 78mm 14.5:1 FSR 0910-6680 301.06 KLX 400 03 398cc STD 90mm 12.0:1 287 Round 0910-5842 254.63 434cc +4mm 94mm 12.0:1 303 FSR 0910-5843 254.63 KX450F 06-14/16-18 (does not fit 15) 449cc STD 96mm 12.8:1 272 FSR 0910-5899 291.51 449cc STD 96mm 13.5:1 275 FSR 0910-5900 291.51 449cc STD 96mm 12.8:1 258 FSR 0910-5901 316.10 449cc STD 96mm 13.5:1 264 FSR 0910-5902 316.10 PISTONS •Machined from 2618-T6 high-tensile forged aluminum •Dome/dish 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. 0910-5837 0910-5857
RkJQdWJsaXNoZXIy OTcxOTk3