BOLD MAGENTA part numbers are new for 2025 ENGINE & COOLING PARTS-UNLIMITED.COM ATV/UTV | 2025 ENGINE & COOLING 1135 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”. CRANKSHAFT ASSEMBLIES (CONT) OEM STROKE CRANKSHAFTS (CONT) FITS MODEL PART # POLARIS (CONT) RZR S 1000 (60”) 16-21 0921-0544 0921-05451 RZR S 1000 EPS (60”) 18-19 0921-0544 0921-05451 RZR S 1000 EPS Tractor (60”) 20 0921-0544 0921-05451 RZR 1000 Trail S Premium (60”) 23 0921-05451 RZR 1000 Trail S Ultimate (60”) 23-24 0921-05451 RZR S 4 1000 19 0921-0544 0921-05451 RZR RS1 18-21 0921-0544 0921-05451 RZR XP/XP 4 1000 14-22 0921-0544 0921-05451 RZR XP/XP 4 1000 Premium 22-23 0921-05451 RZR XP/XP 4 1000 Sport 23 0921-05451 RZR XP 1000 Trails & Rocks 21-23 0921-05451 RZR XP/XP 4 1000 Ultimate 23 0921-05451 SUZUKI LT250R 88-92 H120 LT-Z400 QuadSport Z 03-14 0921-0033 LT-R450 QuadRacer 06-09 0921-0119 LT-V700F Twin Peaks 04-05 0921-04982 YAMAHA YFS200 Blaster 88-06 (all) H105 YFM350 Raptor 04-13 (heavy duty) 0921-0006 YFM350X Warrior 87-04 (heavy duty) 0921-0006 FITS MODEL PART # YAMAHA (CONT) YFZ350 Banshee 87-06 H100 YFZ450 04-05 (heavy duty) 0921-0030 YFZ450 04-13 (heavy duty) 0921-0044 YFZ450R 09-13,YFZ450X 10-11 0921-0499 YFM660 Grizzly 02-08,YXR660 Rhino 04-07 (all) 0921-0123 YFM700D Grizzly 4x4 14-15 0921-0122 YFM700FG Grizzly 4x4 07-15/19 0921-0122 YFM700GP Grizzly EPS 4x4 19-24 0921-0122 YFM700GPH Grizzly EPS Hunter 4x4 19-24 0921-0122 YFM700GPL Grizzly EPS SE 4x4 19 0921-0122 YFM700GPS Grizzly EPS SE 4x4 20-21 0921-0122 YFM700GPZ Grizzly EPS XT-R 4x4 22-24 0921-0122 YFM700KD Kodiak 4x4 19-24 0921-0122 YFM700KP Kodiak EPS 4x4 19-24 0921-0122 YFM700KPH Kodiak EPS Hunter 4x4 19-24 0921-0122 YFM700KPS Kodiak EPS SE 4x4 19-24 0921-0122 YFM700R Raptor (all) 06-09/11-20,YFM700R Raptor SE 06-20 0921-0121 YXM700 PH Viking EPS Hunter 14-24 0921-0122 YXM700D Viking 14-20 0921-0122 YXM700DH Viking Hunter 14-16 0921-0122 YXM700P Viking EPS 14-24 0921-0122 YXM700PR Viking EPS Ranch Edition 18-24 0921-0122 YXM700PS Viking EPS SE 14-17 0921-0122 YXR700 Rhino 08-13 0921-0122 1 Crank only. No connecting rods. 2 Main bearing not included. CRANKSHAFT ASSEMBLIES continued on next page. 1 Must machine head 2 mm deeper. 2 Must machine head 2 mm deeper; cases must also be machined. 3 Must use Vertex long rod piston. 4 Requires use of gasket kit 0934-0362 when using OEM cylinder heads. STROKER CRANKSHAFTS FITS MODEL STROKE DISPLACEMENT EMIS* PART # ARCTIC CAT DVX400 04-08 +4 mm 424cc w/ standard piston 3 0921-0211 HONDA TRX250R 87-89 +4 mm 260cc w/ standard piston 3 0921-00081 TRX450R Sportrax 04-05 (heavy duty) +3 mm 471cc w/ standard piston 3 0921-0048 TRX450R/ER 06-14 +3 mm 470cc w/ standard piston 3 0921-0041 KAWASAKI KFX400 03-06 +4 mm 424cc w/ standard piston 3 0921-0211 KFX450R 08-14 +3 mm 471cc 3 0921-0429 SUZUKI LTZ400 03-14 +4 mm 424cc w/ standard piston 3 0921-0211 YAMAHA YFS200 Blaster 88-06 +4 mm 209cc w/ standard piston 3 0921-00102 YFZ350 Banshee 87-06 +4 mm Up to 403cc 3 H1293, 4 YFZ450 04-05 +1.4 mm 450cc w/ standard piston 3 0921-0044 YFZ450 04-05 +4.4 mm 470cc w/ standard piston 3 0921-0043 YFZ450 06-13 +3 mm 471cc w/ standard piston 3 0921-0043 YFM700D Grizzly 4x4 14-15 +5 mm 727cc w/ standard piston 3 0921-0125 YFM700FG Grizzly 4x4 07-15/19 +5 mm 727cc w/ standard piston 3 0921-0125 YFM700GP Grizzly EPS 4x4 19-24 +5 mm 727cc w/ standard piston 3 0921-0125 YFM700GPH Grizzly EPS 4x4 Hunter 19-24 +5 mm 727cc w/ standard piston 3 0921-0125 YFM700GPL Grizzly EPS 4x4 SE 19 +5 mm 727cc w/ standard piston 3 0921-0125 YFM700GPS Grizzly EPS 4x4 SE 20-24 +5 mm 727cc w/ standard piston 3 0921-0125
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