BOLD MAGENTA part numbers are new for 2026 ENGINE PARTS-UNLIMITED.COM SNOW | 2026 ENGINE 531 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 (FUJI ENGINE) (CONT) Indy Trail 440 84-86, SS 440 85-86, Long Track 2 67.72 452 STD - 0910-3987 - - CW18 B1014 Reverse 440 87, Long Track 440 84-90, Indy Trail x Deluxe 440 93, Indy Super Sport 440 94-97, Indy 60 XCF 97-98, Indy 440 Sport Touring 95-99, Indy Sport 440 91-99, Indy Transport 96-99 Cast iron bore. Pro-Lite, includes wrist pin. SINGLE RING. Indy Trail 440 84-86, SS 440 85-86, Long Track 2 67.72 432 STD - 2343M06772 2668CD S-459 CW18 B1014 Reverse 440 87, Long Track 440 84-90, Indy Trail x 439 0.53 SK1202 2343M06825 2687CD Deluxe 440 93, Indy Super Sport 440 94-97, Indy 60 452 1.53 - 0910-3992 - XCF 97-98, Indy 440 Sport Touring 95-99, Indy 458 2.03 - - 2746CD Sport 440 91-99, Indy Transport 96-99 Cast iron bore. Pro-Lite, includes wrist pin. DOUBLE RING. Indy 440 XC 91, Indy 440 XCR 92-94, Indy 440 2 67.72 432 STD SK1123 2343M06772 2668CD S-459 CW18 B1014 SKS 93-95, Indy 440 LC 96-97, Indy 440 92-98, x 439 0.53 - 2343M06825 2687CD Cross Country 440 95-96 60 2.03 - 0910-3992 2746CD (EC45-PL091) liquid cooled Cast iron bore. Pro-Lite, includes wrist pin. Indy 440 XCR SP 94, Indy 440 XCR 95-96, Indy 2 68.25 439 STD SK1178 2362M06825 2687CD S-459 CW18 B1014 440 XCR SP 96, Indy 440 XC 96-97 x Nikasil bore. Pro-Lite, includes wrist pin. 60 NOTE: Will not fit XCR 440 97. XCR 440 98-99 liquid cooled. 2 66 438 STD - 2401M06600 2598CD S-423 CW20 0924-0124 Nikasil bore. Pro-Lite, includes wrist pin. x NOTE: Will not fit XCR Edge motor. 64 Fuji Motor 2 72 488 STD SK-1076 2345M07200 2835CD S-459 CW18 B1014 Indy SuperTrak 91-94, Indy Trail Deluxe 488 x 496 0.25 - 2345M07225 - 95-96, 500 Classic Touring 98, Indy Super Sport 60 495 0.50 SK-1077 2345M07250 2854CD 488 97-98, Indy Trail 488 RMK 98, Indy Trail 488 502 1.00 SK-1078 2345M07300 2874CD 86-99, Indy Trail Touring 95-99 509 1.50 - - 2894CD Cast iron bore. Pro-Lite, includes wrist pin. NOTE: Will not fit WideTrak models (EC45PL097). 500 Classic 89-97, Indy 500 89-97, Indy 500 EFI 2 72 488 STD - 2345M07200 2835CD S-459 CW18 B1014 92-97, Indy 500 RMK 96-97, Indy 500 SKS 91-97 x 491 0.25 - 2345M07225 - Pro-Lite, includes wrist pin. Cast iron bore. 60 496 0.50 SK-1065 2345M07250 2854CD (EC45PL097) liquid cooled. 502 1.00 SK-1066 2345M07300 2874CD NOTE: Will not fit WideTrak models. 509 1.50 - - 2894CD Indy 500 RMK 98-99, 500 Classic 98-02, 2 72 488 STD - 2345M07200 2835CD S-459 CW18 B1014 500 Classic Touring 99-03, 500 Classic 04-06, x 491 0.25 - 2345M07225 - Indy 500 98-06 60 496 0.50 0903-0598 2345M07250 2854CD Cast iron bore. Pro Lite, Fan-cooled. 502 1.00 - 2345M07300 2874CD NOTE: Will not fit Widetrack models. 509 1.50 - - 2894CD Indy 550 Trail Touring 00/03-09, 550 Classic 02-06/14-19, 2 73 544 STD SK1305 2417M07300 - S-278 CW18 B1014 Indy 550 Sport Touring 99-05, Indy 550 Trail RMK x 552 0.50 SK1306 2417M07350 - 99-08, Indy 550 LX 07-08/14, Indy Super Sport 550 99-08, 65 559 1.00 SK1307 2417M07400 - Indy 550 Pro X FC 04/14, Indy 550 Trail Touring 00/03-09, Super Sport 550 Edge 01-08, Super Sport 550 Edge X 03 Pro-Lite, includes wrist pin. Cast iron bore. 580 Indy XLT 93-94, XLT Special 93-94 3 64 579 STD - 0910-3996 2520CD S-255 CW16 - Liquid cooled. x 586 0.50 - - 2539CD Cast iron bore. Pro-Lite, includes wrist pin. 60 597 1.00 - - 2559CD 616 2.00 - - 2598CD Indy XLT 600 SKS 96, Indy 600 XCR 95-97, 3 65 597 STD - - 2559CD S-255 CW16 B1016 Indy XLT 600 95-97, Indy XLT 600 RMK 96-97, x 607 0.50 SK1168 2358M06550 2579CD Indy XLT Classic 98-99, Indy XLT Special 97-99, 60 616 1.00 - - 2598CD Indy XLT Touring 96-99, Indy Triumph 00 652 1.50 - - 2618CD Piston port, liquid cooled. Cast iron bore. Pro-Lite, includes wrist pin. XCR 600 SP 96-98, XCR 600 SE 97 3 62.5 598 STD - 2365M06250 2461CD S-477 CW18 B1014 (EC59PL01, EC59PL02) x Reed induction, liquid cooled. 65 Nikasil bore. Pro-Lite, includes wrist pin. Indy 650 88-90, Indy 650 RXL 90, 3 67.75 648 STD - 2346M06775 2668CD S-459 CW18 B1014 Indy 650 SKS 91-96 x 654 0.25 - - 2677CD Must bore cases to install 1.50 and 2.25. 60 658 0.50 - - 2687CD Cast iron bore. Pro-Lite, includes wrist pin. 678 1.50 - 2346M06925 - NOTE: Kits fit Indy 650 88-90/650 RXL 90 only. 693 2.25 - - 2756CD
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