BOLD MAGENTA part numbers are new for 2026 ENGINE PARTS-UNLIMITED.COM SNOW | 2026 ENGINE 533 HIGH-PERFORMANCE SNOWMOBILE PISTONS continued on next page. HIGH-PERFORMANCE SNOWMOBILE PISTONS (CONT) FITS MODEL NO. OF CYL. BORE X STROKE (MM) DISPL. (CC) SIZE (MM) PISTON/ GASKET KIT PART # PISTON PART # REPL. RING SET PART # REPL. WRIST PIN REPL. CIRCLIPS TOP END BEARING POLARIS (POLARIS ENGINE) 700 SKS 99-03, XC700 98-03, 700 Classic 01-04, 2 81 700 STD SK1272 2399M08100 - S-512X CW20 B1031 700 Classic Touring 03-04, 700 Pro X 03-04, 700 x Pro X2 04, 700 RMK 97-05, 700 Switchback 04, 68 XC700 SP 99-05 Liquid cooled. Nikasil bore. Pro-Lite, Electra Coated. Liberty Motor 2 77.5 755 STD - 0910-4029 - - - - 700 Classic 05-06, 700 Fusion 05-06, x 700 RMK series 05-06, 700 Touring 05-06 80 800 CFI (Clean Fire Injected) 09-09: 800 Dragon, IQ 08-09, 2 85 794 STD 0903-1243 - 3347KD - - - RMK, Shift 08-09, Assault, Switchback 08-09 x 70 800 CFI (Clean Fire Injected) 10, 17-19, 800 Dragon IQ 10, RMK/Shift 10 2 85 794 STD - 0910-4045 3347KD - - - Assault, Switchback 10, 800 Axys 17-19, 800 Pro RMK 17-19, x 800 SKS 17-19, 800 Rush 17-19, 800 Switchback 17-19, 70 Indy XC 19, 800 Titan 18-19 Pro-Lite, Electra Coated. ArmorGlide® skirt coated. 800 CFI (Clean Fire Injected) 11-12, Indy 800 RMK 11-12, 2 85 794 STD 0903-1250 0910-4045 3347KD - - - 800 Rush 11-12, 800 Switchback 11-12 x Pro-Lite, Electra Coated. ArmorGlide® skirt coated. 70 - 800 CFI (Clean Fire Injected) 13-17, Indy 800 14-15 2 85 794 STD 0903-1252 0910-4045 3347KD - - - 800 Rush 13-17, 800 Switchback 13-17 x Pro-Lite, Electra Coated. ArmorGlide® skirt coated. 70 Liberty Motor 2 85 794 STD SK1315 2428M08500 3347KD - - - Indy 800 LE 01, Indy 800 Snow Check Special 01, x 813 1.00 - 0910-4016 - 800 SKS 03, 800 Classic 04, 800 Pro X 03-04, 70 800 Edge Touring 04-05, 800 RMK 02-05, 800 Switchback 04-05, Indy 800 XC SP 01-05 Nikasil bore. Pro-Lite, Electra Coated, Turbo IQ 06-14, IQ Turbo LXT 12-14, 2 85 749 STD. - 0910-4053 - - - IQ FS, FST, IQ Switchback, IQ Touring, x Dragon IQ Cruiser 06-14 70 Skirt coated (8.5:1 compression ratio). SKI-DOO (ROTAX ENGINE) 253 Engine Type 1 72 248 STD - 2373M07200 - S-513 CW18 B1003 Skandic 277 83, Citation 3500 80-84, x 0.50 - 2373M07250 - Tundra 85-88, Escapade 87-89,Voyager 89, 61 1.50 - 2373M07350 - Cheyenne 89-91, Citation LS 85-91, Citation LSE 85-91,Tundra LT 86-92, 3500 79-84 Fan cooled. Cast iron bore. Pro-Lite, includes wrist pin. 377 Engine Type 2 62 368 STD - 2308M06200 2441CD - CW18 B1003 Citation 4500 79-83, Skandic 377 83, Nordic 377 x 0.25 - 0910-3982 - 81-84, Safari 377 84-94, Formula S 96,Touring E 61 0.50 - 2308M06250 2461CD LT 97, Formula S Electric 98, Formula S 99-00, 1.00 - 2308M06300 - Skandic 380 98-00,Touring E 96-00, Formula Deluxe 380 99-01, Grand Touring 380F 01-04, Legend 380 Fan 03-04, GSX 380 Fan 05-06, GTX 380 Fan 06-06, MXZ 380 01-06 Fan cooled. Cast iron bore 440 Engine Type 2 67.5 436 0.50 - 2374M06800 - S-513 CW18 B1003 Blizzard 9500 79-82 x Liquid cooled. Cast iron bore. 61 453 Engine Type 2 65 437 STD 0903-0085 0910-0564 - - CW18 - MXZ 440 99-06, MXZ 440 Racing LC 04-07 x Liquid Cooled 65.8 Nikasil bore. Pro-Lite. 454 Engine Type 2 67.5 437 STD SK1205 2375M06750 - S-477 CW18 - MXZ 440 Cross Country 95-98 x Liquid cooled. 61 Cast iron bore. Pro-Lite, includes wrist pin. NOTE: Kit does not include top-end gasket kit.
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