BOLD MAGENTA part numbers are new for 2025 PARTS-UNLIMITED.COM 2025 | OFFROAD PISTON & PISTON KITS PISTON & PISTON KITS 1350 HIGH-PERFORMANCE PISTONS (CONT) FITS MODEL BORE (MM) X STROKE (MM) DISPL. (CC) BORE SIZE (MM) OVER SIZES (MM) PK KIT PART # PISTON PART # REPL. RING SET PART # REPL. CIRCLIPS PART # REPL. WRIST PIN PART # TOP-END BEARING PART # HUSQVARNA 2-STROKE TC 50 17-24 39.5 49 39.5 STD - 0910-3963 - CW12 0913-0014 - x 40 TC 65 17-24 45 65 45.0 STD 0903-1127 0910-2880 - CW12 - B1042 *Nikasil Bore - Cylinder sleeving or replating x 47.0 2.0 - 0910-2881 1850CS required for oversizes. Pro-Lite 40.8 TC 85 17-24 47 85 47.00 - - 0903-0586 1850CS CW14 S-517 B1012 ArmorGlide skirt coated x 48.95 CR 125 97-13 54 125 54 STD - - 2126CS CW15 S-467 B1001 x 54.5 TC 125 14-22,TE 125 14-16,TX 125 17-19 54 124 54.0 STD - 786M05400 2126CS CW15 S-467 B1013 Pro-Lite x 56.0 2.00 - 786M05600 2205CS *Nikasil Bore - Cylinder sleeving or 54 replating required for oversizes TC 125 14-24,TE 125 14-16,TX 125 17-19 54 124 54.0 STD - 0910-2882 2126CD CW15 - B1013 GP Series Racer’s Choice; 2-Ring Version x Electra coated 54 ArmorGlide skirt coated CR 250 74-84 69.5 244.7 69.5 STD - - 2736CD CW18 - B1003 OR 250 74-84 x 70.0 0.5 - 137M07000 2756CD WR 250 74-84 64.5 70.5 1.0 - 137M07050 2776CD Reed Induction 71.0 1.5 - 137M07100 2795CD Nikasil Bore - Cylinder sleeving or replating required for oversizes CR 250 99-09, 66.4 249 66.4 STD - 761M06640 2614CD CW18 S-508 B1003 WR 250 08-13 x 72 TC 250 14-22,TE 250 14-17,TE 250 18-22 66.4 249 66.40 STD - 0910-0778 2614CD CW18 S-508 B1037 Pro-Lite x Double Ring 72 TC 250 14-24,TE 250 14-17,TE 250 18-24 66.4 249 66.4 STD 0903-1129 824M06640 0912-0106 CW18 S-508 B1037 Racer’s Choice 250cc Single Ring x Single Ring. Electra coated. 72 ArmorGlide skirt coated.Titanium nitride ring TC 250 17-24,TE 250 17,TE 250 18-24 66.4 249 66.4 STD 0903-1129 824M06640 0912-0106 CW18 S-508 B1037 Racer’s Choice 250cc Single Ring x Single Ring, Electra coated. 72 ArmorGlide skirt coated.Titanium nitride ring CR 250 99-09, 66.4 249 66.4 STD - 0910-1236 0912-0106 CW18 S-508 B1003 WR 250 08-13 x Racer’s Choice 250cc Single Ring 72 TE 300 14-16 72 297 72.0 STD 0903-1164 0910-0779 2835CD CW18 S-477 - Pro-Lite x Double Ring 73 CR 360 92-05 - - - - - - - - S-280 - HUSQVARNA 4-STROKE FE 250 14-16, FC 250 14-15 78 250 78 STD - 0910-3166 - - - - 13.9:1 Stock Compression x 52.3 FE 250 14-22 78 250 78 STD - 0910-3166 - - - - 13.9:1 Stock Compression x 52.3 FC 350 14-15 88 350 88.0 - - 0910-2894 - CW18 - - 14.5:1 High-Compression x ArmorGlide skirt coated 57.5 FC 350 14-24, FX350 17-22 88 350 88.0 - - - - CW18 - - 13.5:1 compression 14-15 x 14:1 compression 16-22 57.5 ArmorGlide skirt coated FE 350 14-16 88 350 88.0 - - 0910-2897 - CW18 - - 12.3:1 Stock Compression x ArmorGlide skirt coated 57.5 FE 350 14-16 88 350 88.0 - 0903-1140 - - CW18 - - 13:1 High-Compression x ArmorGlide skirt coated 57.5 FE 350 20-24 88 350 88.0 - - - - CW18 - - 13.5:1 compression x ArmorGlide skirt coated 57.5
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