2021 Parts Unlimited Offroad

ENGINE parts-unlimited.com 2021 PARTS UNLIMITED OFFROAD BOLD MAGENTA part numbers are new for 2021 1057 DISCLAIMER: NOT LEGAL FOR SALE OR USE IN CALIFORNIA ON ANY POLLUTION CONTROLLED MOTOR VEHICLES. SEE PAGE 4 FOR IMPORTANT EMISSION DEFINITIONS AND REGULATORY COMPLIANCE AND WARRANTY INFORMATION. HIGH-PERFORMANCE PISTONS (CONT) HIGH PERFORMANCE PISTONS continued on next page. 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 # KTM 2‑STROKE (CONT) 65 SX/XC 99‑08 45 63.58 45.0 STD 0903-0701 746M04500 - CW12 - B1042 Pro‑Lite x 47.0 2.0 0903-0702 746M04700 1850CS *Nikasil Bore ‑ Cylinder sleeving or replating required for oversizes 40 65 SX/XC 09‑20 45 65 45.0 STD 0903-1127 0910-2880 - CW12 - B1042 *Nikasil Bore ‑ Cylinder sleeving x 47.0 2.0 - 0910-2881 1850CS or replating required for oversizes 40.8 Pro‑Lite 85 SX/XC 03‑12 47 85 47.00 STD 0903-0924 0903-0586 1850CS CW14 S-517 B1012 ArmorGlide skirt coated x 48.95 85 SX/XC 13‑20 47 85 47.00 STD - 0903-0586 1850CS CW14 S-517 B1012 *Note: Must use 105cc cylinder for 52mm x 104 52.00 5.0 - 0903-0587 - ArmorGlide skirt coated 48.95 105 SX 04‑11 52 104 52.00 STD 0903-0925 0903-0587 - CW14 S-517 B1012 ArmorGlide skirt coated x 48.95 125 SX 98‑00 54.25 125 54.25 STD - 740M05425 2136CS CW15 S-467 B1013 Pro‑Lite x 56.25 2.0 - - 2215CS *Nikasil Bore ‑ Cylinder sleeving 54 or replating required for oversizes 125 SX 01 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 125 SX 01 54 125 54.0 STD - 0910-0289 2126CS CW15 - - Racer’s Choice GP Style. Electra coated x 56.0 2.00 - 0910-0290 2205CS No intake window Pinned on centerline 54 58.0 4.00 - 0910-1696 2284CS *Nikasil Bore ‑ Cylinder sleeving or replating required for oversizes *Crankcase clearance required for 57mm and larger bore diameter 125 SX 02‑06 54 124 54.0 STD 0903-0699 786M05400 2126CS CW15 S-467 B1013 Pro‑Lite x 56.0 2.00 0903-0700 786M05600 2205CS *Nikasil Bore ‑ Cylinder sleeving or 54 replating required for oversizes ArmorGlide skirt coated 125 SX 02‑20, 125 EXC 09‑16, 125 XC‑W 17 54 124 54.0 STD - 0910-2882 2126CD CW15 S-467 B1013 2‑Ring Version x Electra coated 54 GP Series Racer’s Choice ArmorGlide skirt coated 125 SX 02‑20, 125 EXC 09‑16, 125 XC‑W 17 54 124 54.0 STD - 786M05400 2126CS CW15 - B1013 Pro‑Lite x 56.0 2.00 - 786M05600 2205CS *Nikasil Bore ‑ Cylinder sleeving or 54 replating required for oversizes 144 SX 08 56 144 56 STD 0903-1165 0910-2883 2205CS CW15 - - 150 SX 09‑15 x ArmorGlide skirt coated 58.5 200 EXC 98‑02 64 193 64.0 STD 0903-0512 0910-0773 2520CD CW16 S-486 - 200 MXC 98‑02 x 66.0 2.00 - 0910-0776 2598CD Pro‑Lite 60 *Nikasil Bore ‑ Cylinder sleeving or replating required for oversizes 200 EXC/XC/XC‑W 03‑16 64 193 64.0 STD 0903-0530 0910-0773 2520CD CW16 S-486 - Pro‑Lite x 64.5 0.50 - - 2539CD *Nikasil Bore ‑ Cylinder sleeving or 60 65.0 1.00 - - 2559CD replating required for oversizes 66.0 2.00 - 0910-0776 2598CD 200 SX 03‑05 64 193 64.0 STD 0903-0533 825M06400 - CW16 S-486 - Pro‑Lite x 60 250 77‑82 ‑ ‑ ‑ ‑ - - - - S-280 - 250 SX/​EXC 90‑94 67.5 249.6 67.5 STD - 601M06750 2658CD CW18 S-459 B1037 Pro‑Lite x 68.0 0.5 - - 2677CD *Nikasil Bore ‑ Cylinder sleeving or 69.5 replating required for oversizes