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 631 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 # YAMAHA CONTINUED YFZ 450 R 2009-2020 450cc Stage 3 intake cam: Provides the most high RPM power. These cams are best suited for higher speed riding applications and oversize engines: Designed with Improved Throttle Response (I.T.R.) technology: Uses stock valve springs: Dualcam engine: Intake and exhaust cams sold separately 8.64 106.00 250.00 0.120 871904 239.95 YFZ 450 R 2009-2020 450cc Titanium exhaust valve: Forged: Precision machined: Chromium nitride coated: Compatible with OEM keepers and retainers: 871917 92.95 YFZ 450 R 2009-2021 450cc Silent chain: Exclusive heat-treatment of links creates excellent friction and impact resistance: 871612 36.36 YFZ 450 R SE 2009-2019 450cc Titanium exhaust valve: Forged: Precision machined: Chromium nitride coated: Compatible with OEM keepers and retainers: 871917 92.95 YFZ 450 R SE 2009-2019 450cc Titanium intake valve: Forged: Precision machined: Chromium nitride coated: Compatible with OEM keepers and retainers: : Center Valve 871918 93.95 YFZ 450 R SE 2009-2019 450cc Titanium intake valve: Forged: Precision machined: Chromium nitride coated: Compatible with OEM keepers and retainers: : Outside Intake Valve 871919 93.95 YFZ 450 R SE 2009-2020 450cc Stage 1 exhaust cam: Low-end and mid-range power increase with minimal top-end loss: Designed with Improved Throttle Response (I.T.R.) technology: Uses stock valve springs: Dual-cam engine: Intake and exhaust cams sold separately: Supplied with decompression mechanism 8.64 105.00 258.00 0.220 871661 229.95 YFZ 450 R SE 2009-2020 450cc Stage 1 intake cam: Low-end and mid-range power increase with minimal top-end loss: Designed with Improved Throttle Response (I.T.R.) technology: Uses stock valve springs: Dual-cam engine: Intake and exhaust cams sold separately 8.13 108.00 230.00 0.120 871660 229.95 YFZ 450 R SE 2009-2020 450cc Stage 2 exhaust cam: Mid to top end RPM power increase and minimal bottom end loss: Designed with Improved Throttle Response (I.T.R.) technology: Uses stock valve springs: Dual-cam engine: Intake and exhaust cams sold separately: Supplied with decompression mechanism 9.14 107.00 262.00 0.220 871663 239.95 YFZ 450 R SE 2009-2020 450cc Stage 2 intake cam: Mid to top end RPM power increase and minimal bottom end loss: Designed with Improved Throttle Response (I.T.R.) technology: Uses stock valve springs: Dual-cam engine: Intake and exhaust cams sold separately 8.64 106.00 239.00 0.120 871662 239.95 YFZ 450 R SE 2009-2020 450cc Stage 3 exhaust cam: Provides the most high RPM power. These cams are best suited for higher speed riding applications and oversize engines: Designed with Improved Throttle Response (I.T.R.) technology: Uses stock valve springs: Dualcam engine: Intake and exhaust cams sold separately: Supplied with decompression mechanism 9.65 106.00 262.00 0.220 871905 239.95 YFZ 450 R SE 2009-2020 450cc Stage 3 intake cam: Provides the most high RPM power. These cams are best suited for higher speed riding applications and oversize engines: Designed with Improved Throttle Response (I.T.R.) technology: Uses stock valve springs: Dualcam engine: Intake and exhaust cams sold separately 8.64 106.00 250.00 0.120 871904 239.95 YFZ 450 SE 2005-2008 450cc Titanium exhaust valve: Forged: Precision machined: Chromium nitride coated: Compatible with OEM keepers and retainers: 871917 92.95 YFZ 450 SE 2005-2008 450cc Titanium intake valve: Forged: Precision machined: Chromium nitride coated: Compatible with OEM keepers and retainers: : Center Valve 871918 93.95 YFZ 450 SE 2005-2008 450cc Titanium intake valve: Forged: Precision machined: Chromium nitride coated: Compatible with OEM keepers and retainers: : Outside Intake Valve 871919 93.95 YFZ 450 V Bill Balance Edition 2006-2007 450cc Titanium exhaust valve: Forged: Precision machined: Chromium nitride coated: Compatible with OEM keepers and retainers: 871917 92.95 YFZ 450 V Bill Balance Edition 2006-2007 450cc Titanium intake valve: Forged: Precision machined: Chromium nitride coated: Compatible with OEM keepers and retainers: : Center Valve 871918 93.95 YFZ 450 V Bill Balance Edition 2006-2007 450cc Titanium intake valve: Forged: Precision machined: Chromium nitride coated: Compatible with OEM keepers and retainers: : Outside Intake Valve 871919 93.95 YFZ 450 X 2008,20102011 450cc Titanium exhaust valve: Forged: Precision machined: Chromium nitride coated: Compatible with OEM keepers and retainers: 871917 92.95 YFZ 450 X 2008,20102011 450cc Titanium intake valve: Forged: Precision machined: Chromium nitride coated: Compatible with OEM keepers and retainers: : Center Valve 871918 93.95 YFZ 450 X 2008,20102011 450cc Titanium intake valve: Forged: Precision machined: Chromium nitride coated: Compatible with OEM keepers and retainers: : Outside Intake Valve 871919 93.95 YFZ 450 X 2010-2011 450cc 9.48mm Complete shim kit: Thickness of 1.20mm-3.50mm in .05mm increments with 3 shims in each size: Forged from 4140 cold rolled steel: Heat treated for improved strength and longevity: Laser etched size on each shim 870967 104.95 YFZ 450 X 2010-2011 450cc Shim Refill 5 Pack: Size 9.48 X 1.20 Forged from 4140 cold rolled steel: Heat treated for improved strength and longevity: Laser etched size on each shim 870918 7.58 YFZ 450 X 2010-2011 450cc Shim Refill 5 Pack: Size 9.48 X 1.25 Forged from 4140 cold rolled steel: Heat treated for improved strength and longevity: Laser etched size on each shim 870919 7.58 YFZ 450 X 2010-2011 450cc Shim Refill 5 Pack: Size 9.48 X 1.30 Forged from 4140 cold rolled steel: Heat treated for improved strength and longevity: Laser etched size on each shim 870920 7.58 YFZ 450 X 2010-2011 450cc Shim Refill 5 Pack: Size 9.48 X 1.35 Forged from 4140 cold rolled steel: Heat treated for improved strength and longevity: Laser etched size on each shim 870921 7.58 YFZ 450 X 2010-2011 450cc Shim Refill 5 Pack: Size 9.48 X 1.40 Forged from 4140 cold rolled steel: Heat treated for improved strength and longevity: Laser etched size on each shim 870922 7.58 YFZ 450 X 2010-2011 450cc Shim Refill 5 Pack: Size 9.48 X 1.45 Forged from 4140 cold rolled steel: Heat treated for improved strength and longevity: Laser etched size on each shim 870923 7.58 YFZ 450 X 2010-2011 450cc Shim Refill 5 Pack: Size 9.48 X 1.50 Forged from 4140 cold rolled steel: Heat treated for improved strength and longevity: Laser etched size on each shim 870924 7.58 YFZ 450 X 2010-2011 450cc Shim Refill 5 Pack: Size 9.48 X 1.55 Forged from 4140 cold rolled steel: Heat treated for improved strength and longevity: Laser etched size on each shim 870925 7.58 YFZ 450 X 2010-2011 450cc Shim Refill 5 Pack: Size 9.48 X 1.60 Forged from 4140 cold rolled steel: Heat treated for improved strength and longevity: Laser etched size on each shim 870926 8.00 YFZ 450 X 2010-2011 450cc Shim Refill 5 Pack: Size 9.48 X 1.65 Forged from 4140 cold rolled steel: Heat treated for improved strength and longevity: Laser etched size on each shim 870927 7.58 YFZ 450 X 2010-2011 450cc Shim Refill 5 Pack: Size 9.48 X 1.70 Forged from 4140 cold rolled steel: Heat treated for improved strength and longevity: Laser etched size on each shim 870928 7.58 YFZ 450 X 2010-2011 450cc Shim Refill 5 Pack: Size 9.48 X 1.75 Forged from 4140 cold rolled steel: Heat treated for improved strength and longevity: Laser etched size on each shim 870929 7.58 YFZ 450 X 2010-2011 450cc Silent chain: Exclusive heat-treatment of links creates excellent friction and impact resistance: 871612 36.36 YFZ 450 X 2010-2011 450cc Stage 1 exhaust cam: Low-end and mid-range power increase with minimal top-end loss: Designed with Improved Throttle Response (I.T.R.) technology: Uses stock valve springs: Dual-cam engine: Intake and exhaust cams sold separately: Supplied with decompression mechanism 8.64 105.00 258.00 0.220 871661 229.95
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