Motorcycle Parts › Valves › performance machine

Valve Cover Gasket Seal for Kawasaki ZX1000 NINJA ZX-10R ZX10R 04-10 11061-0223

Cylinder Head Cover Gasket For Kawasaki ZX1000 Ninja ZX-10R ZX10R 2004-2010 FEATURES: Made of rubber for withstanding. Replacing Valve gasket prevents leakage and maintain performance. Most convenient and inexpensive solution to avoid damages to... more

Pro X Steel Intake Valve/Spring Kit for KTM 250 XC-F 2007

Sick of doing valve adjustments yet? You re not alone. Pick up a Steel Intake Valve Kit from Pro X for some valves that will last a seriously long time without giving up any performance. more

Pro X Steel Intake Valve/Spring Kit for Yamaha YZ450F 2003-2009

Sick of doing valve adjustments yet? You re not alone. Pick up a Steel Intake Valve Kit from Pro X for some valves that will last a seriously long time without giving up any performance. more

Pro X Steel Intake Valve/Spring Kit for Yamaha YZ450F 2014-2017

Sick of doing valve adjustments yet? You re not alone. Pick up a Steel Intake Valve Kit from Pro X for some valves that will last a seriously long time without giving up any performance. more

Valve Cover Gasket Seal for Kawasaki ZX1000 NINJA ZX-10R ZX10R 04-10 11061-0223

Cylinder Head Cover Gasket For Kawasaki ZX1000 Ninja ZX-10R ZX10R 2004-2010 FEATURES: Made of rubber for withstanding. Replacing Valve gasket prevents leakage and maintain performance. Most convenient and inexpensive solution to avoid damages to... more

Kibblewhite Precision 91-91300 replacement valve Spring Kit

Designed for maximum performance features interference wound double chrome silicone springs. All spring kits should be used together. Available in complete set for one engine. This item fits H-D the following vehicle applications: fits Can-Amâ„¢... more

Kibblewhite Precision 20-20440 Complete replacement valve Spring Kit - .400in. Lift

Designed for maximum performance. Feature interference-wound double-chrome silicone springs; heat-treated steel base washers. Available in a complete set for one engine. Include steel retainers. Made in the USA. Require machining of replacement valve... more

Valve Cover Gasket Seal for Kawasaki ZX1000 NINJA ZX-10R ZX10R 04-10 11061-0223

Cylinder Head Cover Gasket For Kawasaki ZX1000 Ninja ZX-10R ZX10R 2004-2010 FEATURES: Made of rubber for withstanding. Replacing Valve gasket prevents leakage and maintain performance. Most convenient and inexpensive solution to avoid damages to... more

Valve Cover Gasket Seal for Kawasaki ZX1000 NINJA ZX-10R ZX10R 04-10 11061-0223

Cylinder Head Cover Gasket For Kawasaki ZX1000 Ninja ZX-10R ZX10R 2004-2010 FEATURES: Made of rubber for withstanding. Replacing Valve gasket prevents leakage and maintain performance. Most convenient and inexpensive solution to avoid damages to... more

Kibblewhite Precision 20-2110 Complete replacement valve Spring Kit - .600in Lift

Designed for maximum performance. Feature interference-wound double-chrome silicone springs; heat-treated steel base washers. Available in a complete set for one engine. Include steel retainers. Made in the USA. Require machining of replacement valve... more

Pro X Steel Intake Valve/Spring Kit for Kawasaki KX250F 2011-2016

Sick of doing valve adjustments yet? You re not alone. Pick up a Steel Intake Valve Kit from Pro X for some valves that will last a seriously long time without giving up any performance. more

Front Sintered Brake Pads for Suzuki GS 750 ET/EX/EZ 16 Valve 1980-1982

EMGO Replacement Disc Brake Pads meet or exceed manufacturers specifications. Sintered Metal is a high performance brake pad material designed from a highly refined composition of metallic powder pressed into a preform mold. Sold by the pair (some... more

REGALWOVEN 1 Pcs Black Cruiser Bike Inner Tube US Type Valve 26 x 2.125 Suitable for City Road

Our bicycle inner tubes are of good quality and reasonable price. Sturdy with good performance and long service life. A. They are made of good rubber material and are more durable and stylish than normal bicycle inner tubes. B. These are not ordinary... more

Intake Manifold w/ Reed Valve for 2 Stroke 50cc Yamaha Jog Vino Moped Scooter

100% New PERFORMANCE Intake Boot Manifold with fiber reed valve assembly for Yamaha for JOG for Vino for zuma for BWS for forvento for JOG Minarelli 2-stroke engine 49cc 50cc Size:As shown The package includes: 1PC more

2inch Racing Reed Valve Kit for 32mm and 40mm Intake 66CC 80CC Gas Motorized Bicycle

Product Description The Racing Reed Valve Kit -Suitable for 40mm and 32mm Intake -2In1- 66cc/80cc Gas Motorized Bicycle. It works well on normal piston and cylinder Better performance If works with windowed piston. The specific size of the product such... more

Pro X Steel Intake Valve/Spring Kit for Yamaha WR250F 2001-2009

Sick of doing valve adjustments yet? You re not alone. Pick up a Steel Intake Valve Kit from Pro X for some valves that will last a seriously long time without giving up any performance. more

Kibblewhite Precision 20-20450 Complete replacement valve Spring Kit - .600in. Lift

Designed for maximum performance. Feature interference-wound double-chrome silicone springs; heat-treated steel base washers. Available in a complete set for one engine. Include steel retainers. Made in the USA. Require machining of replacement valve... more

Pro X Steel Intake Valve/Spring Kit for Suzuki RMZ450 2005-2006

Sick of doing valve adjustments yet? You re not alone. Pick up a Steel Intake Valve Kit from Pro X for some valves that will last a seriously long time without giving up any performance. more

Pro X Steel Intake Valve/Spring Kit for Yamaha YZ250FX 2015-2018

Sick of doing valve adjustments yet? You re not alone. Pick up a Steel Intake Valve Kit from Pro X for some valves that will last a seriously long time without giving up any performance. more

Kibblewhite Precision 30-31350 replacement valve Spring Kit

Designed for maximum performance features interference wound double chrome silicone springs. All spring kits should be used together. Available in complete set for one engine. Type: Intake / Exhaust. replacement valve Lift: 0.375in.. Installed Height:... more

Del West EV1625-6T-CRST-1 0.34 1.62 in. Exhaust Titanium Valve

Features Still back-cut ready to install without machining and no undercut Durability and performance proved by countless laps over two seasons in all forms of sprint car racing Made using the highest grade materials possible Unsurpassed in quality... more

Kibblewhite Valve Spring Kit for Suzuki DR-Z 400SM 2013-2018

Kibblewhite designs their valve spring kits with a system approach that ensures excellent performance by optimizing each piece to work together as a set. The dual valve spring orientation reduces valve float at high rpm and after extended hours of... more

Valve Cover Gasket Seal for Honda GL1800 Goldwing 12491-MCA-000 12391-MCA-000

Left + Right Cylinder Head Cover Gasket For Honda GL1800 Gold Wing 1800 2001-2017 FEATURES: Made of rubber for withstanding. Replacing Valve gasket prevents leakage and maintain performance. Most convenient and inexpensive solution to avoid damages to... more

Genuine Tecumseh 36471 Exh Valve Std

Used on engine models TVS90-115 VLV50-65 H30-35 OHH/OHSK50-70 and others. This is an original Tecumseh valve which is made with hardened material and is also made to specific dimensions for each application to ensure durability and performance.Â... more

Kibblewhite 20-4320C Cast Iron Intake/Exhaust Valve Guide

All KPMI Guide profiles are designed to have a minimal effect on the airstream while maintaining critical cross sectional thickness in high-temperature areas which promotes high-performance and endurance. Strict attention paid to ID/OD and cylindricity... more

Kibblewhite Precision 82-82012 replacement valve Spring Kit

Designed for maximum performance features interference wound double chrome silicone springs. All spring kits should be used together. Available in complete set for one engine. Must use spring kit This item fits H-D the following vehicle applications:... more

Wiseco VES036; Valve Steel Exhaust Crf250R 10; Valve Steel Exh Honda CRF250R 10-15

Material: Stainless Steel Stainless steel valves are manufactured to exacting tolerances from the highest-grade material; coated for longevity and peak performance. This item fits H-D the following vehicle applications: fits HON CRF250R 2010-2015 more

Kibblewhite Valve Spring Kit for Suzuki RMZ250 2007-2018

Kibblewhite designs their valve spring kits with a system approach that ensures excellent performance by optimizing each piece to work together as a set. The dual valve spring orientation reduces valve float at high rpm and after extended hours of... more

Valve Cover Gasket Seal for Honda GL1800 Goldwing 12491-MCA-000 12391-MCA-000

Left + Right Cylinder Head Cover Gasket For Honda GL1800 Gold Wing 1800 2001-2017 FEATURES: Made of rubber for withstanding. Replacing Valve gasket prevents leakage and maintain performance. Most convenient and inexpensive solution to avoid damages to... more

Furulu Intake Manifold with Reed Valves for 2 Stroke 50cc Yamaha Jog Moped Scooter

PERFORMANCE HIGH QUALITY Intake Boot Manifold with fiber reed valve assembly for Yamaha for JOG for Vino for zuma for BWS for forvento for JOG Minarelli 2-stroke engine 49cc 50cc Size:As shown The package includes: 1PC more

Valve Cover Gasket Seal for Honda GL1800 Goldwing 12491-MCA-000 12391-MCA-000

Left + Right Cylinder Head Cover Gasket For Honda GL1800 Gold Wing 1800 2001-2017 FEATURES: Made of rubber for withstanding. Replacing Valve gasket prevents leakage and maintain performance. Most convenient and inexpensive solution to avoid damages to... more

Kibblewhite Valve Spring Kit for Suzuki DR-Z 400S 2000-2009

Kibblewhite designs their valve spring kits with a system approach that ensures excellent performance by optimizing each piece to work together as a set. The dual valve spring orientation reduces valve float at high rpm and after extended hours of... more

Kibblewhite Valve Spring Kit for Yamaha YFZ 450 2012-2013

Kibblewhite designs their valve spring kits with a system approach that ensures excellent performance by optimizing each piece to work together as a set. The dual valve spring orientation reduces valve float at high rpm and after extended hours of... more

Wiseco VES004 Steel Replacement Exhaust Valve

Material: Stainless Steel Stainless steel valves are manufactured to exacting tolerances from the highest-grade material; coated for longevity and peak performance. Sold each This item fits H-D the following vehicle applications: fits HON XR600R... more

V-Thunder/Competition Cam 9714-KIT Beehive replacement valve Spring Kit for 7mm replacement valve Stem - .585in. Lift

Beehive replacement valve Spring Kits designed as drop-in performance replacement valve train upgrades. Beehive replacement valve springs deliver a host of welldocumented benefits over conventional cylindrical replacement valve springs. Increased rpm... more

Thermostat Valve Fit for Yamaha Outboard 3HP - 225HP Models (1984 & 2015 later) 60 Degrees

1�The thermostat is the valve that controls the route of coolant. 2�Good technical condition is conducive to the normal operation of the engine. 3�It can keep the engine from over-cooling. 4�Stable performance long service life worthy of your... more

Kibblewhite 20-4321C Cast Iron Intake/Exhaust Valve Guide

All KPMI Guide profiles are designed to have a minimal effect on the airstream while maintaining critical cross sectional thickness in high-temperature areas which promotes high-performance and endurance. Strict attention paid to ID/OD and cylindricity... more

Kibblewhite Valve Spring Kit for Yamaha YFZ450R 2009-2018

Kibblewhite designs their valve spring kits with a system approach that ensures excellent performance by optimizing each piece to work together as a set. The dual valve spring orientation reduces valve float at high rpm and after extended hours of... more