BOLD MAGENTA part numbers are new for 2027 ENGINE PARTS-UNLIMITED.COM SNOW | 2027 ENGINE 493 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 PART # REPL. CIRCLIPS PART # TOP END BEARING PART # SKI-DOO (ROTAX ENGINE) (CONT) 800R P-TEK Engine type: Single-ring pistons. 2 82 x 75.7 800 STD 0903-0809 - - - - - MXZ 800/R Adrenaline/Renegade, Summit 800 Adrenaline 144/151, Summit 800X 144/151/159, Summit XR-S 151/159 809 0.50 0903-1240 - - - - - Liquid cooled. ArmorGlide skirt coated. Electra Coated. 800R E-TEC Engine Type 12-18: Dual-ring pistons. 2 82 x 75.7 800 STD - 0910-4047 - - - - Expedition 16-18, Freeride 12-18, GSX 12-18, MXZ 12-18/ MXZ TNT 12-14, Renegade 12-18, Summit 12-18 Liquid cooled. ArmorGlide skirt coated. Electra Coated. 800R P-TEK Engine type: Dual-ring pistons. 2 82 x 75.7 800 STD 0903-1253 0910-4047 - - - - GSX LTD 08, MXZ Adrenaline/XP 08, MXZ Adrenaline P-TEK 09, MXZ P-TEK 09-11, MXZ Renegade/X 08, MXZ Renegade/X 800R/P-TEK 08-11, Summit 50th 08-10, Summit Everest 08/P-TEK 09-10, Summit Hillclimb 08-10, Summit X 800R 08/P-TEK 09-11 Liquid cooled. ArmorGlide skirt coated. Electra Coated. 809 Engine type: CD Ring Version. 3 70.5 x 68 796 STD - 2434M07050 2776CD - CW18 B1003 Formula Mach Z 97-01/LT 796 97-98/Sport 02/ Tech Plus 01-03, Grand Touring 796 SE 99-01 RAVE Valve, liquid cooled. Nikasil bore. Pro-Lite, includes wrist pin. 809 Engine type: L Ring Version. 3 70.5 x 68 796 STD - 2435M07050 - - CW18 B1003 Formula Mach Z 97-01/LT 796 97-98/Sport 02/Tech Plus 01-03, Grand Touring 796 SE 99-01 RAVE Valve, liquid cooled. Nikasil bore. Pro-Lite, includes wrist pin. 850 E-TEC 17-19, Backcountry 850 19, Freeride 850 18-19, MXZ 850 17-19, Renegade 85 17-19, Summit 850 17-19 2 82 x 80.4 849 STD - 0910-5053 - - CW20 - Liquid cooled. ArmorGlide skirt coated. Electra Coated. 1000 Engine type: Mach Z Adrenaline 05-08, Mach Z LT 1000 08, Mach Z X 07-08, MXZ Renegade 1000 07, Summit 1000 Highmark 05-08 2 88 997 STD 0903-0612 - - - - - x 82 YAMAHA Apex 06-10,Attack 06-07, GT/LTX/MTX 08-10, RX Warrior 04-05, RX-1/Mountain 03-07 4 74 x 58 998 STD - 0910-4057 - - - - 13:1 Compression. Nikasil bore. Exciter 440 75-81 2 68 433 STD - 2284M06800 - - CW18 B1003 Cast iron bore. x 59.6 Exciter II 91-93, Exciter EX570 LC 87-90, Exciter DLX 89-90 2 73 x 68 569 STD - - 2874CD S-423 CW20 B1023 Cast iron or Nikasil bore - Cylinder sleeving or replating required for oversizes. Pro-Lite, includes wrist pin. Mountain 700 98, SRX 700 98-02 3 69 696 STD - 2397M06900 2717CD S-423 CW20 - Liquid cooled. Electra Coated. x 778 4.00 0903-1242 0910-4041 - - - - Nikasil bore. Pro-Lite. 62 Mountain Lite 97-99, Phazer 84-98, Venture 480 91-98, XL-V 91-93 2 72 x 59.6 485 STD - 2310M07200 2835CD S-257 CW18 B1003 Fan cooled. 491 0.50 SK1036 2310M07250 - - - - Cast iron bore. Pro-Lite, includes wrist pin. 499 1.00 - 2310M07300 2874CD - - - 508 1.50 - 2310M07350 - - - - Mountain Max 600 98-99,Venture 600 98,Vmax 600 94-99 2 74.8 x 68 598 STD - - - S-423 CW20 B1023 Liquid cooled. Nikasil bore - Cylinder sleeving or replating equired for oversizes. Pro-Lite, includes wrist pin. Mountain Max 600 00-02, SX 600R 00-02, SX Venom 04-06, Venture 600 99-06,Vmax 600 99-02 3 65 x 59.6 593 STD - 0910-0570 - S-423 CW20 - Electra Coated. Nikasil bore. Pro-Lite. Mountain Max 700 98-04, SX 700R 00-01, Venture 700 98-03,Vmax 700 97-02 3 70.5 x 59.6 698 STD - - 2776CD S-423 CW20 - Liquid cooled. Nikasil bore. Pro-Lite, includes wrist pin. Nytro 06, RS Rage 05-07, RS Vector 05-09/ Mountain 05-07/Venture 05-08,VK Professional 05-09 3 79 x 66.2 1049 3.00 - 0910-4060 - - - - 12.5:1 Compression. ArmorGlide skirt coated.
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