BOLD MAGENTA part numbers are new for 2026 PARTSCANADA.COM 2026 | ATV/UTV ENGINE & COOLING ENGINE & COOLING 632 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”. FITS MODEL PART # HONDA TRX500FM Foreman 05-11 0903-1641 TRX500TM Foreman 05-06 0903-1641 KAWASAKI KVF750 Brute Force 750 05-11 0903-1265 KRT750 Teryx 750 08-11 0903-1265 POLARIS Ranger 800 4x4 08-10 0903-0995 Ranger 800 6x6 10 0903-0995 RZR 800 08-09 0903-0995 Sportsman 800 06-10 0903-0995 FITS MODEL PART # POLARIS (CONT) Ace 900 EPS XC 18-19 0903-1647 Ranger 900 4x4 Crew 18-19 0903-1647 Ranger 900 XP 18-19 0903-1647 RZR 4 900 XP 12 0903-1648 RZR 4 900 XP 13 0903-1649 RZR 4 900 14 0903-1649 YAMAHA YFZ450 06-09 0903-1014 YFM700 Grizzly 07-13 0903-1051 YXR70 Rhino 08-13 0903-1051 COMPLETE REBUILD KIT IN A BOX •Convenient one-stop shop in a box; nearly all components required for a complete and professional rebuild •Vertex piston kit (standard compression piston (unless noted), rings, pin and clips) •Hot Rods heavy-duty crank (stock stroke – includes wrist pin bearing for two strokes) •Hot Rods main bearing/seal kit •Hot Rods transmission bearing kit (includes transmission bearings, output shaft collar and sprocket lock washer) •Hot Rods counter balancer bearing kit •Hot Rods water pump bearing and seal kit • Vertex complete gaskets kit, including seals and O-ring kit (covers top and bottom) FITS MODEL BORE SIZE PART # POLARIS Ranger 800 10 Std. 0903-1687 Ranger 800 EFI/Crew 11-14 Std. 0903-1690 Ranger 800 EFI 6x6 11-16 Std. 0903-1690 RZR 800 EFI 08-10 Std. 0903-1687 Sportsman 800 6x6 11-14 Std. 0903-1690 FITS MODEL BORE SIZE PART # POLARIS (CONT) Sportsman 800 EFI Non-H.O. 05-10 Std. 0903-1687 Sportsman 800 EFI Non-H.O. 11-14 Std. 0903-1690 Sportsman 800 EFI 6x6 09-10 Std. 0903-1687 Sportsman X2 800 EFI 07-09 Std. 0903-1687 ENGINE REBUILD KITS •Complete rotating and reciprocating rebuild kit including crankshaft assembly, main bearings and seals, pistons and components and a complete engine gasket kit •All components were developed through extensive research and development on Pro-X in-house engine dyno •Crankshafts come completely assembled using Maxima® assembly lube and are inspected in-house for proper dimensions and trueness •Connecting rods feature proprietary design done in-house, and are forged, heat-treated and shot-peened for ultimate tensile strength and reduced stress risers •Connecting rods include graded bearings in the big end to ensure proper clearance, as well as a bronze bushing in the small end, both improving longevity and performance •Pistons are cast from OEM-grade alloy and feature MoS2 skirt coating and hard-anodized crown and ring grooves for improved performance and wear resistance through reduced friction and improved heat resistance 0903-1687
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