BOLD MAGENTA part numbers are new for 2026 ENGINE & COOLING PARTS-UNLIMITED.COM ATV/UTV | 2026 ENGINE & COOLING 1129 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”. 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 LT-Z400 QuadSport 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 YFM350 Raptor 04-13 +4 mm 379cc 3 0921-09975 YFM350X Warrior 89-04 +4 mm 379cc 3 0921-09975 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 FITS MODEL STROKE DISPLACEMENT EMIS* PART # YAMAHA (CONT) YFM700GPS Grizzly EPS 4x4 SE 20-24 +5 mm 727cc w/ standard piston 3 0921-0125 YFM700KD Kodiak 4x4 19-24 +5 mm 727cc w/ standard piston 3 0921-0125 YFM700KDH Kodiak 4x4 Hunter 19 +5 mm 727cc w/ standard piston 3 0921-0125 YFM700KP Kodiak EPS 4x4 19-24 +5 mm 727cc w/ standard piston 3 0921-0125 YFM700KPS Kodiak EPS 4x4 SE 19-24 +5 mm 727cc w/ standard piston 3 0921-0125 YFM700R Raptor 06-09/11-20 +5 mm 727cc w/ standard piston 3 0921-0124 YFM700R Raptor SE 06-20 +5 mm 727cc w/ standard piston 3 0921-0124 YXC700PR Viking VI EPS Ranch 18-24 +5 mm 727cc w/ standard piston 3 0921-0125 YXM700D Viking 14-21 +5 mm 727cc w/ standard piston 3 0921-0125 YXM700DH Viking Hunter 14-16 +5 mm 727cc w/ standard piston 3 0921-0125 YXM700P Viking EPS 14-24 +5 mm 727cc w/ standard piston 3 0921-0125 YXM700PH Viking EPS Hunter 14-22 +5 mm 727cc w/ standard piston 3 0921-0125 YXM700PS Viking EPS SE 14-17 +5 mm 727cc w/ standard piston 3 0921-0125 YXR700 Rhino 08-13 +4 mm 691cc w/ standard piston 3 0921-0125 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. 5 Must use Vertex Stroker piston PART #0910-2637. FITS MODEL PART # YAMAHA YFS200 Blaster (all) 88-06 H105 YFM350 Raptor 04-13 0921-00062 YFM350X Warrior 87-04 0921-00062 YFZ350 Banshee 87-06 H100 YFZ450 04-13 0921-00442 YFZ450R 09-13,YFZ450X 10-11 0921-0499 YFM660 Grizzly 02-08 0921-0123 YFM660R Raptor 01-05 0921-09812 YXR660 Rhino (all) 04-07 0921-0123 YFM700D Grizzly 4x4 14-15 0921-01222 YFM700FG Grizzly 4x4 07-15/19 0921-01222 YFM700GP Grizzly EPS 4x4 19-25 0921-01222 YFM700GPH Grizzly EPS Hunter 4x4 19-25 0921-01222 YFM700GPL Grizzly EPS SE 4x4 19 0921-01222 YFM700GPS Grizzly EPS SE 4x4 20-25 0921-01222 YFM700GPS Grizzly EPS XT-R 4x4 20-21 0921-01222 FITS MODEL PART # YAMAHA (CONT) YFM700GPZ Grizzly EPS XT-R 4x4 22-25 0921-01222 YFM700KD/KP/KPH/KPS Kodiak/EPS/Hunter/SE 4x4 19-25 0921-01222 YFM700R Raptor/SE 06-20 0921-01212 YXC700D Viking VI 14-19 0921-01222 YXC700DH Viking VI Hunter 15-16 0921-01222 YXC700P Viking VI EPS 15-25 0921-01222 YXC700PH Viking VI EPS Hunter 15-22 0921-01222 YXC700PR Viking VI EPS Ranch 16-25 0921-01222 YXC700PS Viking VI EPS SE 15-17 0921-01222 YXM700D Viking 14-21 0921-01222 YXM700DH Viking Hunter 14-16 0921-01222 YXM700P Viking EPS 14-25 0921-01222 YXM700PH Viking EPS Hunter 14-22 0921-01222 YXM700PR Viking EPS Ranch 18-25 0921-01222 YXM700PS Viking EPS SE 14-17 0921-01222 YXR700F Rhino 08-13 0921-01222 2 Heavy duty. CRANKSHAFT ASSEMBLIES (CONT) OEM STROKE CRANKSHAFTS (CONT)
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