ENGINE carriers & racks bumpers & winches accessories plows & implements frame & chassis utv accessories body handlebar & grips cables & levers fuel & intake engine clutch brakes drive steering & suspension bearings chemicals tools & shop exhaust electrical & ignition tires & wheels ATV / UTV CATALOG 591 FAST SAME DAY SHIPPING HOT CAMS CAMSHAFTS & COMPONENTS CONTINUED MODEL YEARS DISP INTAKE LIFT INTAKE LOBE CENTER INTAKE DURATION INTAKE VALVE LASH EXHAUST LIFT EXHAUST LOBE CENTER EXHAUST DURATION EXHAUST VALVE LASH PART # POLARIS CONTINUED Sportsman 400 4x4 HO Built After 9-16 2008 400cc Steel exhaust valve: Forged: Precision machined: Nitride coated: Compatible with OEM keepers and retainers: 833899 57.17 Sportsman 400 4x4 HO Built After 9-16 2008 400cc Steel intake valve: Forged: Precision machined: Nitride coated: Compatible with OEM keepers and retainers: 833901 41.56 Sportsman 400 4x4 HO Built Before 9-16 2008 400cc Steel exhaust valve: Forged: Precision machined: Nitride coated: Compatible with OEM keepers and retainers: 833899 57.17 Sportsman 400 4x4 HO Built Before 9-16 2008 400cc Steel intake valve: Forged: Precision machined: Nitride coated: Compatible with OEM keepers and retainers: 833901 41.56 Magnum 425 2x4 1996 425cc Steel exhaust valve: Forged: Precision machined: Nitride coated: Compatible with OEM keepers and retainers: 833899 57.17 Magnum 425 2x4 1996-1998 425cc Steel intake valve: Forged: Precision machined: Nitride coated: Compatible with OEM keepers and retainers: 833901 41.56 Magnum 425 4x4 1996 425cc Steel exhaust valve: Forged: Precision machined: Nitride coated: Compatible with OEM keepers and retainers: 833899 57.17 Magnum 425 4x4 1996-1998 425cc Steel intake valve: Forged: Precision machined: Nitride coated: Compatible with OEM keepers and retainers: 833901 41.56 Magnum 425 6x6 1996 425cc Steel exhaust valve: Forged: Precision machined: Nitride coated: Compatible with OEM keepers and retainers: 833899 57.17 Magnum 425 6x6 1996-1997 425cc Steel intake valve: Forged: Precision machined: Nitride coated: Compatible with OEM keepers and retainers: 833901 41.56 Xpedition 425 4x4 2000,2002 425cc Steel exhaust valve: Forged: Precision machined: Nitride coated: Compatible with OEM keepers and retainers: 833899 57.17 Xpedition 425 4x4 2000-2002 425cc Roller chain: Exclusive heat-treatment of links creates excellent friction and impact resistance: . 833907 72.06 Xpedition 425 4x4 2000-2002 425cc Steel intake valve: Forged: Precision machined: Nitride coated: Compatible with OEM keepers and retainers: 833901 41.56 450 HO 2x4, MD 2016 450cc Cam chain tensioner conversion kit: This kit converts the Polaris OEM hydraulic cam chain tensioner to a mechanical automatic cam chain tensioner: Eliminates both the fear of jumping cam timing and excessive top end noise notorious in the Polaris 570/900/1000 engines: Completely automatic tensioner that requires no adjustments 833924 139.05 450 HO 2x4, MD 2016 450cc Silent chain: Exclusive heat-treatment of links creates excellent friction and impact resistance: 871940 48.84 Farmhand 450 2x4 HD 2017 450cc Silent chain: Exclusive heat-treatment of links creates excellent friction and impact resistance: 834994 51.82 Outlaw 450 MXR 2009 450cc Steel exhaust valve: Forged: Precision machined: Nitride coated: Compatible with OEM keepers and retainers: 871936 48.95 Outlaw 450 MXR 2009 450cc Steel intake valve: Forged: Precision machined: Nitride coated: Compatible with OEM keepers and retainers: 871937 30.95 Outlaw 450 S 2008,2010 450cc Steel exhaust valve: Forged: Precision machined: Nitride coated: Compatible with OEM keepers and retainers: 871936 48.95 Outlaw 450 S 2008,2010 450cc Steel intake valve: Forged: Precision machined: Nitride coated: Compatible with OEM keepers and retainers: 871937 30.95 Sportsman 450 2x4 2006 450cc Stage 1 cam: Improved torque in the bottom 1/2 of the RPM range. Almost no loss in high RPM power: Uses stock valve springs and rockers: Single-cam engine: Supplied with decompression mechanism 8.51 105.00 219.00 0.150 8.51 105.00 219.00 0.150 871014 249.95 Sportsman 450 2x4 2006 450cc Stage 2 cam: Improved peak torque and increased mid-range to top-end horsepower with no loss on low-end torque: Uses stock valve springs and rockers: Single-cam engine: Supplied with decompression mechanism 8.51 107.00 223.00 0.150 8.51 106.00 223.00 0.150 871015 259.95 Sportsman 450 4x4 2007 450cc Steel exhaust valve: Forged: Precision machined: Nitride coated: Compatible with OEM keepers and retainers: 833899 57.17 Sportsman 450 4x4 2007 450cc Steel intake valve: Forged: Precision machined: Nitride coated: Compatible with OEM keepers and retainers: 833901 41.56 Sportsman 450 4x4 2006-2007 450cc Roller chain: Exclusive heat-treatment of links creates excellent friction and impact resistance: . 833907 72.06 Sportsman 450 4x4 HO 2007 450cc Stage 1 cam: Improved torque in the bottom 1/2 of the RPM range. Almost no loss in high RPM power: Uses stock valve springs and rockers: Single-cam engine: Supplied with decompression mechanism 8.51 105.00 219.00 0.150 8.51 105.00 219.00 0.150 871014 249.95 Sportsman 450 4x4 HO 2007 450cc Stage 2 cam: Improved peak torque and increased mid-range to top-end horsepower with no loss on low-end torque: Uses stock valve springs and rockers: Single-cam engine: Supplied with decompression mechanism 8.51 107.00 223.00 0.150 8.51 106.00 223.00 0.150 871015 259.95 Sportsman 450 4x4 Tractor 2016 450cc Cam chain tensioner conversion kit: This kit converts the Polaris OEM hydraulic cam chain tensioner to a mechanical automatic cam chain tensioner: Eliminates both the fear of jumping cam timing and excessive top end noise notorious in the Polaris 570/900/1000 engines: Completely automatic tensioner that requires no adjustments 833924 139.05 Sportsman 450 4x4 Tractor 2016 450cc Steel exhaust valve: Forged: Precision machined: Nitride coated: Compatible with OEM keepers and retainers: 833896 41.56 Sportsman 450 EFI SP EPS, MD 2017 450cc Steel intake valve: Forged: Precision machined: Nitride coated: Compatible with OEM keepers and retainers: 833900 30.12 Sportsman 450 EFI, MD 2016 450cc Steel exhaust valve: Forged: Precision machined: Nitride coated: Compatible with OEM keepers and retainers: 833896 41.56 Sportsman 450 EFI, MD 2017 450cc Steel intake valve: Forged: Precision machined: Nitride coated: Compatible with OEM keepers and retainers: 833900 30.12 Sportsman 450 EFI, MD 2016-2017 450cc Cam chain tensioner conversion kit: This kit converts the Polaris OEM hydraulic cam chain tensioner to a mechanical automatic cam chain tensioner: Eliminates both the fear of jumping cam timing and excessive top end noise notorious in the Polaris 570/900/1000 engines: Completely automatic tensioner that requires no adjustments 833924 139.05 Sportsman 450 EFI, MD 2016-2017 450cc Upgrade shim conversion kit: Adjust engine valve clearance using commonly available 9.48mm shims rather than costly Polaris shim buckets: Diamond Like Carbon (DLC) coated for durability and performance: Includes 8 buckets and 8 retainers: For use with OEM valves, springs, camshafts and aftermarket high performance camshafts: Requires use of 9.48mm valve shims not included 872090 319.95 Sportsman 450 EPS 2016 450cc Steel exhaust valve: Forged: Precision machined: Nitride coated: Compatible with OEM keepers and retainers: 833896 41.56 Sportsman 450 EPS Quad 2016 450cc Cam chain tensioner conversion kit: This kit converts the Polaris OEM hydraulic cam chain tensioner to a mechanical automatic cam chain tensioner: Eliminates both the fear of jumping cam timing and excessive top end noise notorious in the Polaris 570/900/1000 engines: Completely automatic tensioner that requires no adjustments 833924 139.05
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