BOLD MAGENTA part numbers are new for 2025 PARTSCANADA.COM 2025 | OFFROAD ENGINE ENGINE 720 DISCLAIMER: *EMIS (EMISSIONS CATEGORIZATION CODE). SEE PAGES 4-6 FOR CATEGORY CODES, IMPORTANT EPA/CARB EMISSION DEFINITIONS AND REGULATORY COMPLIANCE AND NOTICE REGARDING NOISE REGULATIONS. PRODUCTS NOT LEGAL FOR SALE OR USE IN CALIFORNIA ON ANY POLLUTION CONTROLLED MOTOR VEHICLES IF NOT CATEGORIZED AS “1” OR “4”. HIGH-PERFORMANCE PISTONS (CONT) TOP END BEARINGS •High-quality bearings are manufactured to the highest standards; case-hardened for maximum life and smooth operation at high engine speeds CIRCLIPS • Two high-strength, easy-to-install circlips are furnished with every piston •Order additional inventory from the chart below •Sold in 2-pack WRIST PINS • Wiseco wrist pins are strong, lightweight and can be used with OEM pistons, too •Wiseco 2-stroke pistons include a wrist pin, unless indicated FITS MODEL BORE (MM) X STROKE (MM) DISP. (CC) BORE SIZE (MM) OVERSIZES (MM) PK KIT PART # PISTON PART # REPL. RING SET PART # REPL. CIRCLIPS PART # (PR.) REPL. WRIST PIN PART # TOP-END BEARING PART # GASGAS 2-STROKE MC 50 21-23 Pro-Lite 39.5 50 39.5 STD 0910-6071 - - - - - x 40 MC 85 21-23 ArmorGlide 47 85 47 - - 0903-0586 - CW14 - B1012 x 48.95 MC 125 21-24 Nikasil Bore 54 124 54 STD - 786M05400 - CW15 - B1013 x 54 EC 250 21-23 Pro-Lite Single Ring 66.4 249 66.4 STD - 824M06640 - CW18 - B1037 x 72 EC 250 21-23 Pro-Lite Double Ring 66.4 249 66 STD - 0910-0778 - CW18 S-508 B1037 x 72 GASGAS 4-STROKE MC 250F 21-22, EX 250F 21-22 14.4:1 Compression ArmorGlide. Strutted forging 78 250 78 STD 0910-6074 - 0912-0120 - - - x 52.30 HONDA 2-STROKE CR80R 86-91 Pro-Lite Nikasil Bore 47 82.9 47 STD - - - CW14 - B1012 x 47.8 CR80R 86-02 GP style - Electra Coated 47 82.9 47 STD - - - CW14 - B1012 x 90.1 49 2.0 47.8 CR85R 03-07 Pro-Lite Nikasil Bore 47.5 84.7 47.5 STD - 833M04750 - CW14 - B1012 x 47.8 CR125M 73-78, MT125 73-78 56 123 56 STD - - - CW14 - B1018 x 50 CR125R 79 Chrome Bore Cylinder sleeving or replating required for oversizes 56 123 56.5 0.5 - - - CW14 - B1018 x 50 CR125R 80-84 55.5 120 55.5 STD - - - CW14 - B1018 x 50 CR125R 85-86 54 x 54 124 54 STD - - - CW14 - B1006 CR125R 87 Pro-Lite Power Valve must be modified for 0.040” and longer 54 124 54 STD - - 2126CS CW14 - B1018 x 56 2.0 - - 2205CS 54
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