Top 50 Boyesens

 

Boyesen Rage Cage Power Packs RAD84-KIT

Boyesen Rage Cage Power Packs RAD84-KIT

Boyesen Rage Cage Power Packs RAD84-KIT - Significantly less power drop when exhaust valves open. Dyno tested with runs that verify hp gains are achieved sooner, peak higher and carry longer. Riders get rage cages and powerwings with all required hardware at a savings over individual parts purchased alone. Cast aluminum body will not fail or tear like plastic or rubber parts. Dual-stage carbon reed design for improved performance and extended reed petal life.

 

Boyesen Rage Cage Boot RBK-18A

Boyesen Rage Cage Boot RBK-18A

Boyesen Rage Cage Boot RBK-18A - Power reeds use a patented dual stage fiberglass design for more air flow, more air velocity and more power. One per cylinder. Minor change gives major horsepower improvements and fuel economy. Longer overall life boyesen power reeds outlast all other aftermarket reed petals. For montesa honda cota 311 1993 tm 125 1999 yamaha it175 1980-1983 yamaha it200 all models yamaha yz125 1980-1987 yamaha yz125 1993.

 

Boyesen RBK-5 Rad Valve Boot and Clamp Kit

Boyesen RBK-5 Rad Valve Boot and Clamp Kit

Boyesen RBK-5 Rad Valve Boot and Clamp Kit - Replacement rad valve boot and clamp kit. Includes 1 rubber boot and 2 clamps. Fits the following rad valves 10, 10d, 10e, 20a, 30b, 40, 61t.

 

Boyesen Power Reeds 568

Boyesen Power Reeds 568

Boyesen Power Reeds 568 - For yamaha wr500 1991-1996 yamaha yz250 1984-1988 yamaha yz490 1984-1990. Minor change gives major horsepower improvements and fuel economy. Longer overall life boyesen power reeds outlast all other aftermarket reed petals. Power reeds use a patented dual stage fiberglass design for more air flow, more air volicity and more power. The top reed is lightweight and resilient for crisp throttle response at partial throttle or low rpms the stiffer, bottom reed is ported to provide maximum flow and horsepower at higher rpms.

 

Boyesen PW-37 Power Wing

Boyesen PW-37 Power Wing

Boyesen PW-37 Power Wing - Cleaner jetting for crisp response and acceleration. Wing channel minimizes jet needle disturbance. Increases horsepower and torque on 2-stroke and 4-stroke bikes. Aerodynamic design maximizes velocity and power gain. On 2-stroke improves power from idle to midrange with no loss of top end and on 4-stroke power boost from idle through over-rev this item fits the following applications 2000-2012 yamaha yz250, 2000-2007 kawasaki kx250. Precision fit assures perfect alignment and easy installation.

 

Boyesen 686 Power Reed

Boyesen 686 Power Reed

Boyesen 686 Power Reed - Power reeds use a patented dual stage fiberglass design for more air flow, more air velocity and more power. For ktm 250 (all models) 1999-2001 ktm 250 exc 2002-2003 ktm 300 (all models) 1999-2003 ktm 380 (all models) 1999-2002. The top reed is lightweight and resilient for crisp throttle response at partial throttle or low rpms the stiffer, bottom reed is ported to provide maximum flow and horsepower at higher rpms. Longer overall life boyesen power reeds outlast all other aftermarket reed petals. Minor change gives major horsepower improvements and fuel economy.

 

Boyesen PRO-124 Pro Series Reed

Boyesen PRO-124 Pro Series Reed

Boyesen PRO-124 Pro Series Reed - Offers a quick and accurate reaction to piston speed for smooth dependable throttle response. The top carbon reed is lightweight and resilient for crisp throttle response at partial throttle or low rpms the stiffer, bottom reed is ported to provide maximum flow and horsepower at higher rpms. Increases performance without sacrificing the life of the reeds. Pro series reeds use a carbon fiber top reed coupled with a durable fiberglass/epoxy bottom reed.

 

Boyesen Clutch Cover Black CC-42AB

Boyesen Clutch Cover (Black) CC-42AB

Boyesen Clutch Cover (Black) CC-42AB - Cast in aluminum and powder-coated for long lasting performance, heat dissipation and excellent protection of your motorcycle’s case. Super tough and stylish. Seals perfectly to keep out dirt and moisture. Boyesen clutch covers come from a brand that has spent decades on the track developing products that increase performance and style to your motorcycle, and their clutch cover does not disappoint. Lighter and stronger than stock and will not warp.

 

Kawasaki Power Reed Kit KX 100 1995-2000 Boyesen Motorcycle 646

Kawasaki Power Reed Kit KX 100 1995-2000 Boyesen Motorcycle 646

Kawasaki Power Reed Kit KX 100 1995-2000 Boyesen Motorcycle 646 - Quicker acceleration for that all-important holeshot. Improved engine efficiency and fuel economy for the long distance user. Longer life, boyesen power reeds outlast all other aftermarket reeds. Pwc engine brings higher quality for an awesome price. More horsepower throughout the powerband for guaranteed performance.

 

Boyesen S S Quickshot APC-SS

Boyesen S & S Quickshot APC-SS

Boyesen S & S Quickshot APC-SS - Patented, proven design. Supplied with a new precision spray nozzle tip the single hole sprayer tip directs and injects the fuel more efficiently than stock a fine high speed stream of fuel, atomizes faster to improve throttle response and accelertion. Cost effective, bolt-on upgrade that allows accelerator pump fuel spray to be adjusted simply with the turn of a screw now the spray volume and duration cn be set based on engine displacement and level of modification. The ultimate in adjustable s&s fuel delivery. Accelerator pump check valve stops bogging and coughing.

 

Boyesen PRO-85 Pro Series Reed

Boyesen PRO-85 Pro Series Reed

Boyesen PRO-85 Pro Series Reed - The top carbon reed is lightweight and resilient for crisp throttle response at partial throttle or low rpms the stiffer, bottom reed is ported to provide maximum flow and horsepower at higher rpms. Offers a quick and accurate reaction to piston speed for smooth dependable throttle response. For yamaha blaster 1998-2006. Increases performance without sacrificing the life of the reeds. Pro series reeds use a carbon fiber top reed coupled with a durable fiberglass or epoxy bottom reed.

 

Boyesen 630 Power Reed

Boyesen 630 Power Reed

Boyesen 630 Power Reed - For kawasaki kx80 1986-1987 yamaha blaster 1988-2006 yamaha yz80 1987-1992. Minor change gives major horsepower improvements and fuel economy. The top reed is lightweight and resilient for crisp throttle response at partial throttle or low rpms the stiffer, bottom reed is ported to provide maximum flow and horsepower at higher rpms. Longer overall life boyesen power reeds outlast all other aftermarket reed petals. Power reeds use a patented dual stage fiberglass design for more air flow, more air velocity and more power.

 

Boyesen 644 Power Reed

Boyesen 644 Power Reed

Boyesen 644 Power Reed - Minor change gives major horsepower improvements and fuel economy. Longer overall life boyesen power reeds outlast all other aftermarket reed petals. Power reeds use a patented dual stage fiberglass design for more air flow, more air velocity and more power. The top reed is lightweight and resilient for crisp throttle response at partial throttle or low rpms the stiffer, bottom reed is ported to provide maximum flow and horsepower at higher rpms. For yamaha wr250 1990-1997 yamaha yz250 1990-1996.

 

Boyesen ATV 2-Stroke 35A Rad Valve for Yamaha Blaster 88-06

Boyesen ATV 2-Stroke 35A Rad Valve for Yamaha Blaster 88-06

Boyesen ATV 2-Stroke 35A Rad Valve for Yamaha Blaster 88-06 - Pull a gear higher on uphills instant acceleration makes passing effortless. One-piece design. Patented, one-piece, cast aluminum reed block system that delivers guaranteed bolt-on performance. Made of one-piece aluminum casting and bolts in easily no modifications necessary. Maintain flow velocity through the valve and redirect intake charge for even distribution to intake ports.

 

Boyesen Pro Series Reeds 35A Rad Valve for Yamaha Blaster

Boyesen Pro Series Reeds 35A Rad Valve for Yamaha Blaster

Boyesen Pro Series Reeds 35A Rad Valve for Yamaha Blaster - Replacement reeds for boyesen rad valve only, includes petals, rev-plates and extra screwsthe latest carbon fiber technology with all the advantages of boyesens patented dual-stage reed designutilizes a carbon fiber top reed and a durable fiberglass/epoxy bottom reedoffers the quickest acceleration any reed can offer maximizes horsepower and torqueresponds quickly and accurately to changes in piston speed for smooth, dependable throttle responseno sacrifice in reed life like traditional carbon fiber reedsdesigned for the newest 2-stroke technologiesplease note the image displayed is representative of the item, but may vary slightly depending on your specific model. Note rad valve is stamped with part #.

 

Boyesen 2-Stroke 33J Rad Valve for Yamaha YZ125 05-09

Boyesen 2-Stroke 33J Rad Valve for Yamaha YZ125 05-09

Boyesen 2-Stroke 33J Rad Valve for Yamaha YZ125 05-09 - Maintains flow velocity through the valve and re-directs the intake charge for even distribution to the intake ports. Boyesen pro series rad reeds included. An aero-form reed valve that corrects the problems associated with existing reed valve designs. 1-piece aluminum casting no manifolds to trim or plastic pieces to insert. Provides quicker, sharper throttle response and more horsepower.

 

Boyesen 668 Power Reed

Boyesen 668 Power Reed

Boyesen 668 Power Reed - For kawasaki kxf80 2003-2006 suzuki lt80 all models. The top reed is lightweight and resilient for crisp throttle response at partial throttle or low rpms the stiffer, bottom reed is ported to provide maximum flow and horsepower at higher rpms. Minor change gives major horsepower improvements and fuel economy. Power reeds use a patented dual stage fiberglass design for more air flow, more air velocity and more power. Longer overall life boyesen power reeds outlast all other aftermarket reed petals.

 

Boyesen 609 Power Reed

Boyesen 609 Power Reed

Boyesen 609 Power Reed - Power reeds use a patented dual stage fiberglass design for more air flow, more air velocity and more power. Minor change gives major horsepower improvements and fuel economy. For montesa honda cota 311 1993 tm 125 1999 yamaha it175 1980-1983 yamaha it200 all models yamaha yz125 1980-1987 yamaha yz125 1993. Longer overall life boyesen power reeds outlast all other aftermarket reed petals. The top reed is lightweight and resilient for crisp throttle response at partial throttle or low rpms the stiffer, bottom reed is ported to provide maximum flow and horsepower at higher rpms.

 

Boyesen 675 Power Reed

Boyesen 675 Power Reed

Boyesen 675 Power Reed - Longer overall life boyesen power reeds outlast all other aftermarket reed petals. Minor change gives major horsepower improvements and fuel economy. For kramit 125 all models ktm 125 (all models) 1984-1998 ktm 200 (all models) 1998 ktm 360 (all models) 1996-1997 rotax 125 full reed all models. Power reeds use a patented dual stage fiberglass design for more air flow, more air velocity and more power. The top reed is lightweight and resilient for crisp throttle response at partial throttle or low rpms the stiffer, bottom reed is ported to provide maximum flow and horsepower at higher rpms.

 

Boyesen PSR-87 Pro Series Replacement Reed for Rad Valve

Boyesen PSR-87 Pro Series Replacement Reed for Rad Valve

Boyesen PSR-87 Pro Series Replacement Reed for Rad Valve - An aero-form reed valve that corrects the problems associated with existing reed valve designs. Provides quicker, sharper throttle response and more horsepower. Maintains flow velocity through the valve and re-directs the intake charge for even distribution to the intake ports.

 

Boyesen CC-06B Black Factory Racing Clutch Cover

Boyesen CC-06B Black ‘Factory Racing’ Clutch Cover

Boyesen CC-06B Black ‘Factory Racing’ Clutch Cover - Asbestos-free gasket is bound with nitrile for tight, leak-free seal. Gives your bike the factory works look and sets your ride apart from the rest with the ultimate in race performance. Fits honda crf450 2002-2009. Individually surfaced to insure a perfect fit and seal properly, guarding the inside of engine from dirt and water super tough powder coating resists wear and tear, outlasting stock covers. Boyesen clutch covers are cast from the highest grade of lightweight aluminum, providing solid engine protection and are guaranteed not to warp.

 

Boyesen CC-31B Black Factory Racing Clutch Cover

Boyesen CC-31B Black ‘Factory Racing’ Clutch Cover

Boyesen CC-31B Black ‘Factory Racing’ Clutch Cover - Fits yamaha yz125 1994-2004. Individually surfaced to insure a perfect fit and seal properly, guarding the inside of engine from dirt and water super tough powder coating resists wear and tear, outlasting stock covers. Boyesen clutch covers are cast from the highest grade of lightweight aluminum, providing solid engine protection and are guaranteed not to warp. Gives your bike the factory works look and sets your ride apart from the rest with the ultimate in race performance. Asbestos-free gasket is bound with nitrile for tight, leak-free seal.

 

Boyesen PRO-157 Pro Series Reed

Boyesen PRO-157 Pro Series Reed

Boyesen PRO-157 Pro Series Reed - Offers a quick and accurate reaction to piston speed for smooth dependable throttle response. Increases performance without sacrificing the life of the reeds. For yamaha yz250 2001-2002. The top carbon reed is lightweight and resilient for crisp throttle response at partial throttle or low rpms the stiffer, bottom reed is ported to provide maximum flow and horsepower at higher rpms. Pro series reeds use a carbon fiber top reed coupled with a durable fiberglass or epoxy bottom reed.

 

Polaris Snowmobile Power Reed Kit 600 XC SP Edge X 1998-2005 Boyesen 568

Polaris Snowmobile Power Reed Kit 600 XC & SP, Edge X 1998-2005 Boyesen 568

Polaris Snowmobile Power Reed Kit 600 XC & SP, Edge X 1998-2005 Boyesen 568 - Improved engine efficiency and fuel economy for the long distance user. Quicker acceleration for that all-important holeshot. Pwc engine brings higher quality for an awesome price. Longer life, boyesen power reeds outlast all other aftermarket reeds. More horsepower throughout the powerband for guaranteed performance.

 

Boyesen RBK-2 Rad Valve Boot and Clamp Kit

Boyesen RBK-2 Rad Valve Boot and Clamp Kit

Boyesen RBK-2 Rad Valve Boot and Clamp Kit - Fits the following rad valves 01d, 01g, 01h, 02e, 11i, 11j24, 24a, 33d, 34, 34a, 34x. Replacement rad valve boot and clamp kit. Includes 1 rubber boot and 2 clamps.

 

Boyesen CC-12M Magnesium Factory Racing Clutch Cover

Boyesen CC-12M Magnesium Factory Racing Clutch Cover

Boyesen CC-12M Magnesium Factory Racing Clutch Cover - Super tough powder coating resists wear and tear, outlasting stock covers. Boyesen factory clutch covers are cast from the highest grade of lightweight aluminum, providing solid engine protection and are guaranteed not to warp. Fits kawasaki kx250 93-02. Individually surfaced to insure a perfect fit and seal properly, guarding the inside of engine from dirt and water.

 

Boyesen RAD-34J RAD Valve

Boyesen RAD-34J RAD Valve

Boyesen RAD-34J RAD Valve - Integrated into the seamless interior chamber are 4-way aerodynamic directional dividers that distribute the angled charge evenly without flow loss. Increases peak horsepower through boyesens own innovations aerodynamic surface optimization, model-specific reed petal tensioning, material fuel resistance, and multi-stage reed timing. Fits yamaha yz250 2005-2015. Optimized air intake system provides superior efficiency, peak horsepower gains, and acceleration for your specific model machine, tailor made to that model, year and displacement.

 

Boyesen pro-86 atv pro reed banshee 350 PRO-86

Boyesen pro-86 atv pro reed banshee 350 (PRO-86)

Boyesen pro-86 atv pro reed banshee 350 (PRO-86) - More flexible &#9more responsive and more power. Boyesen pro-86  pro carbon reed for yamaha 87-06 yzf350 banshee&#9 &#9best performing carbon reed valves.   &#9used by most top racers. &#9&#9two sets required for yamaha 87-06 yzf350 bansheesold in pair. &#9 two-stage.

 

Boyesen SCG-23 Replacement Ignition Cover Gasket

Boyesen SCG-23 Replacement Ignition Cover Gasket

Boyesen SCG-23 Replacement Ignition Cover Gasket - Fits suzuki rm250 1996-2008. Can reduce engine temperatures by as much as ten degrees. Replacement ignition cover gasket. Seals perfectly to keep out dirt and moisture. Includes 1 asbestos-free, nitrile bound gasket.

 

Boyesen Pro Series Replacement Reeds for Rage Cage - 1008-0175 1008-0002 RAD Valve PRO-136

Boyesen Pro Series Replacement Reeds for Rage Cage – 1008-0175, 1008-0002 RAD Valve PRO-136

Boyesen Pro Series Replacement Reeds for Rage Cage – 1008-0175, 1008-0002 RAD Valve PRO-136 - Offers the quickest acceleration any reed can offer, maximizing horsepower and torque. The latest carbon fiber technology with all the advantages of boyesens patented dual-stage reed design. Utilizes a carbon fiber top reed and a durable fiberglass/epoxy bottom reed.

 

Boyesen 674 Power Reed

Boyesen 674 Power Reed

Boyesen 674 Power Reed - Longer overall life boyesen power reeds outlast all other aftermarket reed petals. Power reeds use a patented dual stage fiberglass design for more air flow, more air velocity and more power. The top reed is lightweight and resilient for crisp throttle response at partial throttle or low rpms the stiffer, bottom reed is ported to provide maximum flow and horsepower at higher rpms. Minor change gives major horsepower improvements and fuel economy. For yamaha pw50 all models yamaha tri-z 60 all models.

 

Boyesen 607 Power Reed

Boyesen 607 Power Reed

Boyesen 607 Power Reed - This item fits the following applications 2006 polaris trail blazer 250, 2006 kawasaki kdx200, 2005 polaris trail blazer 250, 2005 polaris sportsman 400, 2005 kawasaki kdx220r, 2005 kawasaki kdx200, 2004 polaris trail blazer 250, 2004 polaris sportsman 400, 2004 kawasaki kdx220r, 2004 kawasaki kdx200, 2003 polaris trail blazer 250, 2003 polaris sportsman 400, 2003 kawasaki kdx220r, 2003 kawasaki kdx200, 2002 polaris xplorer 400l, 2002 polaris xplorer 250 4×4, 2002 polaris trail blazer 250, 2002 polaris sportsman 400, 2002 polaris scrambler 400 4×4, 2002 polaris scrambler 400 2×4, 2002 kawasaki kdx220r, 2002 kawasaki kdx200, 2001 polaris xplorer 400 4×4, 2001 polaris xplorer 300 4×4, 2001 polaris xplorer 250 4×4, 2001 polaris trail blazer 250, 2001 polaris sportsman 400, 2001 polaris scrambler 400 4×4, 2001 polaris scrambler 400 2×4, 2001 kawasaki kdx220r, 2001 kawasaki kdx200, 2000 polaris xplorer 400 4×4, 2000 polaris xplorer 300 4×4, 2000 polaris xplorer 250 4×4, 2000 polaris trail blazer 250, 2000 polaris scrambler 400 4×4, 2000 polaris scrambler 400 2×4, 2000 kawasaki kdx220r, 2000 kawasaki kdx200, 1999 polaris xpress 300, 1999 polaris xplorer 400 4×4, 1999 polaris xplorer 300 4×4, 1999 polaris trail blazer 250, 1999 polaris sport 400l, 1999 polaris scrambler 400 4×4, 1999 kawasaki kdx220r, 1999 kawasaki kdx200, 1998 polaris xpress 300, 1998 polaris xplorer 400 4×4, 1998 polaris xplorer 300 4×4, 1998 polaris trail blazer 250, 1998 polaris sport 400l, 1998 polaris scrambler 400 4×4, 1998 kawasaki kdx220r, 1998 kawasaki kdx200, 1997 polaris xpress. Boyesen power reeds use a patented dual-stage fiberglass design for more airflow, more air velocity and more overall power.

 

Boyesen Replacement Pro Series Reeds for Rad Valve PSR-50

Boyesen Replacement Pro Series Reeds for Rad Valve PSR-50

Boyesen Replacement Pro Series Reeds for Rad Valve PSR-50 - Offers the quickest acceleration any reed can offer maximize horsepower and torque. Replacement pro series reeds for boyesen rad valves. Responds quickly and accurately to changes in piston speed for smooth, dependable throttle response. The latest carbon fiber technology with all the advantages of boyesen’s patented dual-stage reed design. Utilizes a carbon fiber top reed and a durable fiberglass / epoxy bottom reed.

 

Boyesen 606 Power Reed

Boyesen 606 Power Reed

Boyesen 606 Power Reed - For honda cr125 1978-1992 suzuki rm125 1987-1988 suzuki ts125r all models suzuki ts200 and ts200r 1992-1993 yamaha dt250 1974-1975, dt360 all models, dt400 1974-1975. The top reed is lightweight and resilient for crisp throttle response at partial throttle or low rpms the stiffer, bottom reed is ported to provide maximum flow and horsepower at higher rpms. For mx250 all models, mx400 all models, mx500 1973, sc500 all models, xr500 1982, yz250 through 1977, yz360 through 1978 and yz400 through 1978. Longer overall life boyesen power reeds outlast all other aftermarket reed petals. Power reeds use a patented dual stage fiberglass design for more air flow, more air velocity and more power minor change gives major horsepower improvements and fuel economy.

 

Boyesen PW-08 Power Wing

Boyesen PW-08 Power Wing

Boyesen PW-08 Power Wing - This item fits the following applications 2008 suzuki rm250, 2007 suzuki rm250, 2007 suzuki rm125, 2007 honda cr250r, 2007 honda cr125r, 2006 suzuki rm250, 2006 suzuki rm125, 2006 honda cr250r, 2006 honda cr125r, 2005 suzuki rm250, 2005 suzuki rm125, 2005 kawasaki kx125, 2005 honda cr250r, 2005 honda cr125r, 2004 yamaha yz125, 2004 suzuki rm250, 2004 suzuki rm125, 2004 kawasaki kx125, 2004 honda cr250r, 2004 honda cr125r, 2003 yamaha yz125, 2003 suzuki rm250, 2003 suzuki rm125, 2003 kawasaki kx125, 2003 honda cr125r, 2002 yamaha yz125, 2002 suzuki rm250, 2002 suzuki rm125, 2001 suzuki rm250, 2001 suzuki rm125. Wing channel minimizes jet needle disturbance. Increases horsepower and torque on 2-stroke and 4-stroke bikes. Aerodynamic design maximizes velocity and power gain. Cleaner jetting for crisp response and acceleration. Precision fit assures perfect alignment and easy installation. On 2-stroke improves power from idle to midrange with no loss of top end and on 4-stroke power boost from idle through over-rev.

 

Boyesen Rage Cage RAD84-2

Boyesen Rage Cage RAD84-2

Boyesen Rage Cage RAD84-2 - Increase performance from start-up to top speed. High-quality reeds outperform stock reeds. Get boyesen power for your snowmobile.

 

Boyesen CCG-21A Factory Racing Replacement Clutch Cover Gasket

Boyesen CCG-21A Factory Racing Replacement Clutch Cover Gasket

Boyesen CCG-21A Factory Racing Replacement Clutch Cover Gasket - Replacement clutch cover gasket. Includes 1 asbestos-free, nitrile bound gasket. Seals perfectly to keep out dirt and moisture. Fits suzuki rm125 1998-2007. Asbestos-free gasket is bound with nitrile for tight, leak-free seal.

 

Boyesen CCG-06 Factory Racing Replacement Clutch Cover Gasket

Boyesen CCG-06 Factory Racing Replacement Clutch Cover Gasket

Boyesen CCG-06 Factory Racing Replacement Clutch Cover Gasket - Replacement clutch cover gasket. Fits honda crf450 2002-2008. Includes 1 asbestos-free, nitrile bound gasket. Seals perfectly to keep out dirt and moisture. Asbestos-free gasket is bound with nitrile for tight, leak-free seal.

 

Boyesen 624 Power Reed

Boyesen 624 Power Reed

Boyesen 624 Power Reed - Minor change gives major horsepower improvements and fuel economy. Longer overall life boyesen power reeds outlast all other aftermarket reed petals. For yamaha wr500 1991-1996 yamaha yz250 1984-1988 yamaha yz490 1984-1990. Power reeds use a patented dual stage fiberglass design for more air flow, more air velocity and more power. The top reed is lightweight and resilient for crisp throttle response at partial throttle or low rpms the stiffer, bottom reed is ported to provide maximum flow and horsepower at higher rpms.

 

Boyesen Replacement Gasket for Rad Valve RG-15

Boyesen Replacement Gasket for Rad Valve RG-15

Boyesen Replacement Gasket for Rad Valve RG-15 - Replacement gasket for rad valve. Minor change gives major horsepower improvements and fuel economy. The top reed is lightweight and resilient for crisp throttle response at partial throttle or low rpms the stiffer, bottom reed is ported to provide maximum flow and horsepower at higher rpms. Longer overall life boyesen power reeds outlast all other aftermarket reed petals. Power reeds use a patented dual stage fiberglass design for more air flow, more air velocity and more power.

 

Boyesen Super Stock Reeds 549SF1

Boyesen Super Stock Reeds 549SF1

Boyesen Super Stock Reeds 549SF1 - Fiber single-stage replacement reeds enhance performance at all rpm matched to oem specifications last longer and better value than other stock reeds on the market this item fits the following applications 2010-2011 arctic cat m8 sno pro 162 2010-2011 arctic cat m8 sno pro 153 2010-2011 arctic cat m8 162 2010-2011 arctic cat m8 153 2010-2011 arctic cat f8 efi sno pro 2010-2011 arctic cat crossfire 800 efi sno pro 2010-2011 arctic cat crossfire 8 2010 arctic cat m8 efi 162 sno pro 2010 arctic cat m8 efi 162 2010 arctic cat m8 efi 153 sno pro 2010 arctic cat m8 efi 153 2010 arctic cat f8 efi 2010 arctic cat crossfire 800 efi limited 2010 arctic cat crossfire 800 efi 2009 arctic cat m1000 efi 162 sno pro le 2009 arctic cat crossfire 1000 sno pro le 2007-2010 arctic cat m1000 efi 162 sno pro 2007-2009 arctic cat m1000 efi 162 2007-2009 arctic cat m1000 efi 153 sno pro 2007-2009 arctic cat m1000 efi 153 2007-2009 arctic cat f1000 efi sno pro 2007-2009 arctic cat crossfire 1000 efi sno pro 2007-2009 arctic cat crossfire 1000 efi 2007-2008 arctic cat f1000 efi lxr 2007-2008 arctic cat f1000 efi.

 

GAS GAS Rad Valve Power Reed Kit EC 200 1999-2006  EC 250 1997-2005  MC 250 1998-2005  EC 300 1999-2005 Boyesen Motorcycle  ATV RL-91

GAS GAS Rad Valve Power Reed Kit EC 200 1999-2006 / EC 250 1997-2005 / MC 250 1998-2005 / EC 300 1999-2005 Boyesen Motorcycle / ATV RL-91

GAS GAS Rad Valve Power Reed Kit EC 200 1999-2006 / EC 250 1997-2005 / MC 250 1998-2005 / EC 300 1999-2005 Boyesen Motorcycle / ATV RL-91 - Pwc engine brings higher quality for an awesome price. Quicker acceleration for that all-important holeshot. More horsepower throughout the powerband for guaranteed performance. Improved engine efficiency and fuel economy for the long distance user. Longer life, boyesen power reeds outlast all other aftermarket reeds.

 

Boyesen CC-07AR Factory Clutch Cover - Red

Boyesen CC-07AR Factory Clutch Cover – Red

Boyesen CC-07AR Factory Clutch Cover – Red - Lightweight factory clutch covers provide years of outstanding protection guaranteed not to warp. Individually surfaced for a perfect, leak-free fit. Asbestos-free gasket is bound with nitrile for tight, leak-free seal. Set your ride apart from the rest with the ultimate look in race performance. Super-tough, powder-coated finish resists weathering and wear and tear.

 

Boyesen SC-33B Black Factory Racing Ignition Cover

Boyesen SC-33B Black ‘Factory Racing’ Ignition Cover

Boyesen SC-33B Black ‘Factory Racing’ Ignition Cover - Boyesen ignition covers are cast from the highest grade of lightweight aluminum, providing solid engine protection and are guaranteed not to warp. Individually surfaced to insure a perfect fit and seal properly, guarding the inside of engine from dirt and water super tough powder coating resists wear and tear, outlasting stock covers. Fits yamaha yz125 1994-2004. Gives your bike the factory works look and sets your ride apart from the rest with the ultimate in race performance.

 

Boyesen 2-Stroke 33 Rad Valve for Yamaha YZ125 89-92

Boyesen 2-Stroke 33 Rad Valve for Yamaha YZ125 89-92

Boyesen 2-Stroke 33 Rad Valve for Yamaha YZ125 89-92 - An aero-form reed valve that corrects the problems associated with existing reed valve designs. Provides quicker, sharper throttle response and more horsepower. 1-piece aluminum casting no manifolds to trim or plastic pieces to insert. Boyesen pro series rad reeds included. Maintains flow velocity through the valve and re-directs the intake charge for even distribution to the intake ports.

 

Boyesen Super Stock Reeds 546SF1

Boyesen Super Stock Reeds 546SF1

Boyesen Super Stock Reeds 546SF1 - Fiber single-stage replacement reeds enhance performance at all rpm matched to oem specifications last longer and better value than other stock reeds on the market this item fits the following applications 1999-2003 arctic cat zl 600 efi 1999-2002 arctic cat zl 500 1999-2001 arctic cat zr 500 efi 1999-2000 arctic cat zl 600 1999-2000 arctic cat zl 440 1998-2002 arctic cat zr 600 efi 1998-2002 arctic cat zr 600 1998-2002 arctic cat zr 500 1998-2000 arctic cat powder special 600 efi 1998-2000 arctic cat powder special 600 1996-1998 arctic cat zr 440.

 

Boyesen PRO-44 Pro Series Reed

Boyesen PRO-44 Pro Series Reed

Boyesen PRO-44 Pro Series Reed - The top carbon reed is lightweight and resilient for crisp throttle response at partial throttle or low rpms the stiffer, bottom reed is ported to provide maximum flow and horsepower at higher rpms. For honda pilot 1989 honda atc250r 1981-1986 honda 250 fourtrax 1986-1989 honda 350 odyssey all models polaris 300/350/400 2-stroke all models. For honda cr250 1978-1987 honda cr450 all models honda cr480 all models kawasaki kdx200/220 all models suzuki rm250 1987-1988. Offers a quick and accurate reaction to piston speed for smooth dependable throttle response. Pro series reeds use a carbon fiber top reed coupled with a durable fiberglass or epoxy bottom reed increases performance without sacrificing the life of the reeds.

 

Boyesen Replacement Boot for Rad Valve RBK-17

Boyesen Replacement Boot for Rad Valve RBK-17

Boyesen Replacement Boot for Rad Valve RBK-17 - Rad valve replacement boot. This item fits the following models 2001 suzuki rm1252003-2007 suzuki rm1252001-2004 yamaha yz125.

 

Boyesen 612 Power Reed

Boyesen 612 Power Reed

Boyesen 612 Power Reed - Longer overall life boyesen power reeds outlast all other aftermarket reed petals. For husqvarna 390 through 1981 husqvarna 420/430 dual through 1981. The top reed is lightweight and resilient for crisp throttle response at partial throttle or low rpms the stiffer, bottom reed is ported to provide maximum flow and horsepower at higher rpms. Power reeds use a patented dual stage fiberglass design for more air flow, more air velocity and more power. Minor change gives major horsepower improvements and fuel economy.

 

BOYESEN Boyesen Petal Cat Rad53-2 PRO 225

BOYESEN Boyesen Petal Cat Rad53-2 PRO 225

BOYESEN Boyesen Petal Cat Rad53-2 PRO 225 - The latest carbon fiber technology with all the advantages of boyesens patented dual-stage reed design. Utilizes a carbon fiber top reed and a durable fiberglass/epoxy bottom reed. Offers the quickest acceleration any reed can offer, maximizing horsepower and torque.





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