https://pwkcarburetorcarb.com Fri, 01 May 2026 17:52:19 +0000 en-US hourly 1 https://wordpress.org/?v=4.1.1 https://pwkcarburetorcarb.com/2026/04/21/honda-cr125r-38mm-keihin-pwk-air-striker-carb-tuned-with-jets/ https://pwkcarburetorcarb.com/2026/04/21/honda-cr125r-38mm-keihin-pwk-air-striker-carb-tuned-with-jets/#comments Tue, 21 Apr 2026 05:27:45 +0000 https://pwkcarburetorcarb.com/2026/04/21/honda-cr125r-38mm-keihin-pwk-air-striker-carb-tuned-with-jets/ The Air Striker design features directional intake fins that enhance airflow to the venturi, delivering stronger low-to-mid range response and reducing bogging under hard acceleration. The flat-slide design provides crisp throttle control and excellent top-end performance. This carburetor is a popular upgrade and replacement for many motocross and ATV models, including. Honda: CR125, CR250 especially […]]]>








The Air Striker design features directional intake fins that enhance airflow to the venturi, delivering stronger low-to-mid range response and reducing bogging under hard acceleration. The flat-slide design provides crisp throttle control and excellent top-end performance. This carburetor is a popular upgrade and replacement for many motocross and ATV models, including. Honda: CR125, CR250 especially 1999? 2000, CR500, TRX250R, ATC250R. Yamaha: YZ125, YZ250, YFZ350 Banshee (commonly used in pairs). KTM: 125 SX/EXC, 150 SX, 250 SX/EXC, 300 XC/EXC, 380/500 models (great upgrade from 2017+ Mikuni TMX). Kawasaki: KX125, KX250, KX500. Suzuki: RM125, RM250, RMX250, LT250R, Quadzilla LT500R. Key Dimensions for 38mm PWK Air Striker: Total Height: 165 mm (approx) Intake Diameter: 38 mm (Inner) / 46 mm (Outer) Air Filter Side: 62 mm (Inner) / 70 mm (Outer) Float Height: 16 mm. Carburetor comes ready for installation with baseline jetting and is easily tunable for your specific setup. Installed is a #170 main, and #55 pilot, I include a 172/175/178 along with 45/45/50 pilots for fine tuning.

]]> https://pwkcarburetorcarb.com/2026/04/21/honda-cr125r-38mm-keihin-pwk-air-striker-carb-tuned-with-jets/feed/ 0 https://pwkcarburetorcarb.com/2026/04/05/keihin-pwk-38mm-air-striker-tuned-carburetor-for-kawasaki-kx250-with-jet-kit/ https://pwkcarburetorcarb.com/2026/04/05/keihin-pwk-38mm-air-striker-tuned-carburetor-for-kawasaki-kx250-with-jet-kit/#comments Mon, 06 Apr 2026 04:56:39 +0000 https://pwkcarburetorcarb.com/2026/04/05/keihin-pwk-38mm-air-striker-tuned-carburetor-for-kawasaki-kx250-with-jet-kit/ Sudco Keihin 38mm PWK Air Striker Carburetor. Upgrade your throttle response and overall performance with this genuine Sudco Keihin 38mm PWK Air Striker carburetor. The Air Striker design improves airflow efficiency and fuel atomization, delivering crisp acceleration, strong midrange pull, and excellent top-end power. Perfect for serious motocross and off-road riders looking for reliable, race-proven […]]]>





Sudco Keihin 38mm PWK Air Striker Carburetor. Upgrade your throttle response and overall performance with this genuine Sudco Keihin 38mm PWK Air Striker carburetor. The Air Striker design improves airflow efficiency and fuel atomization, delivering crisp acceleration, strong midrange pull, and excellent top-end power. Perfect for serious motocross and off-road riders looking for reliable, race-proven performance. 38mm bore for increased airflow and stronger top-end power. Air Striker quad-vent system for improved throttle response. Easy jetting access for fine tuning. Genuine Keihin quality distributed by Sudco. ? Size & Specifications. Venturi (bore size): 38mm. Intake (engine side) OD: approx. Airbox (filter side) OD: approx. Replaceable main & pilot jets. Measurements are approximate – always confirm compatibility with your intake boot and airbox boot before purchasing. Frequently used on high-performance 125cc-250cc 2-stroke applications including. Honda CR125 / CR250. Yamaha YZ125 / YZ250. Kawasaki KX125 / KX250. Suzuki RM125 / RM250. Also great for custom builds, big bore kits, and modified engines. ? What’s Included. Sudco Keihin 38mm PWK Air Striker carburetor. Carburetor has been pre jetted with standard 250cc jetting, additional jets are suplied which includes 4 mains, 2 pilots for fine tuning. Proper jetting is critical for engine performance and longevity. Carburetor will require tuning based on your elevation, temperature, fuel, exhaust, and engine modifications.

]]> https://pwkcarburetorcarb.com/2026/04/05/keihin-pwk-38mm-air-striker-tuned-carburetor-for-kawasaki-kx250-with-jet-kit/feed/ 0 https://pwkcarburetorcarb.com/2026/03/16/keihin-28mm-pwk-custom-tuned-carb-158-main-45-pilot-jjh-with-jet-kit/ https://pwkcarburetorcarb.com/2026/03/16/keihin-28mm-pwk-custom-tuned-carb-158-main-45-pilot-jjh-with-jet-kit/#comments Mon, 16 Mar 2026 16:13:44 +0000 https://pwkcarburetorcarb.com/2026/03/16/keihin-28mm-pwk-custom-tuned-carb-158-main-45-pilot-jjh-with-jet-kit/ Yamaha Banshee 350 Keihin 28mm Aftermarket PWK Dual Carb Kit. I have already tuned them for a good starting point for a mostly stock machine with pipes, and open air box at sea level. Designed to improve throttle response, midrange pull, and top-end performance over stock carburetors. Perfect for stock engines, aftermarket pipes, mild port […]]]>




Yamaha Banshee 350 Keihin 28mm Aftermarket PWK Dual Carb Kit. I have already tuned them for a good starting point for a mostly stock machine with pipes, and open air box at sea level. Designed to improve throttle response, midrange pull, and top-end performance over stock carburetors. Perfect for stock engines, aftermarket pipes, mild port work, and dune/trail setups. Complete Kit Includes. (2) Keihin PWK 28mm Carburetors (Matched Pair). Jet Kit for tuning adjustments. Everything you need for a proper dual-carb upgrade. Engine Side Spigot OD: 35mm. Air Filter Side OD: 49mm. Slide Type: Flat Slide. Fuel Inlet: Brass barb fitting. Dual Carb Configuration (required for Banshee). Crisp throttle response? Stronger mid-to-top RPM power? Improved fuel atomization? Easier tuning vs stock carbs? Great for trail, dune, and aggressive sport riding. Compatible with stock intake boots and most aftermarket intakes. Jetting adjustments may be required depending on exhaust, reeds, elevation, and engine modifications. Fine tuning required for optimal performance.

]]> https://pwkcarburetorcarb.com/2026/03/16/keihin-28mm-pwk-custom-tuned-carb-158-main-45-pilot-jjh-with-jet-kit/feed/ 0 https://pwkcarburetorcarb.com/2026/03/10/28mm-keihin-pwk-power-jet-carbs-pre-jetted-16048-jjh-spare-jets-tuned/ https://pwkcarburetorcarb.com/2026/03/10/28mm-keihin-pwk-power-jet-carbs-pre-jetted-16048-jjh-spare-jets-tuned/#comments Tue, 10 Mar 2026 16:00:41 +0000 https://pwkcarburetorcarb.com/2026/03/10/28mm-keihin-pwk-power-jet-carbs-pre-jetted-16048-jjh-spare-jets-tuned/ 28mm Keihin PWK Power Jet Carburetors – Professionally Tuned & Pre-Jetted. This listing is for a pair of 28mm Keihin PWK Power Jet carburetors that have been professionally tuned and pre-jetted for excellent performance on 2-stroke applications. ? Current Jetting Setup. ? Included Spare Jets for Fine Tuning. Main Jets: 155 & 158. Pilot Jets: […]]]>


28mm Keihin PWK Power Jet Carburetors – Professionally Tuned & Pre-Jetted. This listing is for a pair of 28mm Keihin PWK Power Jet carburetors that have been professionally tuned and pre-jetted for excellent performance on 2-stroke applications. ? Current Jetting Setup. ? Included Spare Jets for Fine Tuning. Main Jets: 155 & 158. Pilot Jets: 45 & 50. This setup works extremely well on lightly modified engines running. Open airbox with filter. Mild port work or bolt-on upgrades. Provides strong throttle response, crisp bottom end, and clean top-end pull. These are ideal for riders looking for a properly set up carburetor without having to guess at jetting combinations. Carefully packaged and ready to install.

]]> https://pwkcarburetorcarb.com/2026/03/10/28mm-keihin-pwk-power-jet-carbs-pre-jetted-16048-jjh-spare-jets-tuned/feed/ 0 https://pwkcarburetorcarb.com/2026/03/03/28mm-pwk-tuned-carbs-with-cable-jet-kit-for-yamaha-banshee/ https://pwkcarburetorcarb.com/2026/03/03/28mm-pwk-tuned-carbs-with-cable-jet-kit-for-yamaha-banshee/#comments Tue, 03 Mar 2026 16:46:41 +0000 https://pwkcarburetorcarb.com/2026/03/03/28mm-pwk-tuned-carbs-with-cable-jet-kit-for-yamaha-banshee/ Yamaha Banshee 350 Keihin 28mm Aftermarket PWK Dual Carb Kit. I have already tuned them for a good starting point for a mostly stock machine with pipes, and open air box at sea level. Designed to improve throttle response, midrange pull, and top-end performance over stock carburetors. Perfect for stock engines, aftermarket pipes, mild port […]]]>





Yamaha Banshee 350 Keihin 28mm Aftermarket PWK Dual Carb Kit. I have already tuned them for a good starting point for a mostly stock machine with pipes, and open air box at sea level. Designed to improve throttle response, midrange pull, and top-end performance over stock carburetors. Perfect for stock engines, aftermarket pipes, mild port work, and dune/trail setups. Complete Kit Includes. (2) Keihin PWK 28mm Carburetors (Matched Pair). Jet Kit for tuning adjustments. Everything you need for a proper dual-carb upgrade. Engine Side Spigot OD: 35mm. Air Filter Side OD: 49mm. Slide Type: Flat Slide. Fuel Inlet: Brass barb fitting. Dual Carb Configuration (required for Banshee). Crisp throttle response? Stronger mid-to-top RPM power? Improved fuel atomization? Easier tuning vs stock carbs? Great for trail, dune, and aggressive sport riding. Compatible with stock intake boots and most aftermarket intakes. Jetting adjustments may be required depending on exhaust, reeds, elevation, and engine modifications. Fine tuning required for optimal performance.

]]> https://pwkcarburetorcarb.com/2026/03/03/28mm-pwk-tuned-carbs-with-cable-jet-kit-for-yamaha-banshee/feed/ 0 https://pwkcarburetorcarb.com/2026/02/26/keihin-pwk-38mm-air-striker-tuned-carburetor-for-yamaha-yz125-with-jet-kit/ https://pwkcarburetorcarb.com/2026/02/26/keihin-pwk-38mm-air-striker-tuned-carburetor-for-yamaha-yz125-with-jet-kit/#comments Thu, 26 Feb 2026 16:36:41 +0000 https://pwkcarburetorcarb.com/2026/02/26/keihin-pwk-38mm-air-striker-tuned-carburetor-for-yamaha-yz125-with-jet-kit/ Sudco Keihin 38mm PWK Air Striker Carburetor. Upgrade your throttle response and overall performance with this genuine Sudco Keihin 38mm PWK Air Striker carburetor. The Air Striker design improves airflow efficiency and fuel atomization, delivering crisp acceleration, strong midrange pull, and excellent top-end power. Perfect for serious motocross and off-road riders looking for reliable, race-proven […]]]>





Sudco Keihin 38mm PWK Air Striker Carburetor. Upgrade your throttle response and overall performance with this genuine Sudco Keihin 38mm PWK Air Striker carburetor. The Air Striker design improves airflow efficiency and fuel atomization, delivering crisp acceleration, strong midrange pull, and excellent top-end power. Perfect for serious motocross and off-road riders looking for reliable, race-proven performance. 38mm bore for increased airflow and stronger top-end power. Air Striker quad-vent system for improved throttle response. Easy jetting access for fine tuning. Genuine Keihin quality distributed by Sudco. ? Size & Specifications. Venturi (bore size): 38mm. Intake (engine side) OD: approx. Airbox (filter side) OD: approx. Replaceable main & pilot jets. Measurements are approximate – always confirm compatibility with your intake boot and airbox boot before purchasing. Frequently used on high-performance 125cc-250cc 2-stroke applications including. Honda CR125 / CR250. Yamaha YZ125 / YZ250. Kawasaki KX125 / KX250. Suzuki RM125 / RM250. Also great for custom builds, big bore kits, and modified engines. ? What’s Included. Sudco Keihin 38mm PWK Air Striker carburetor. The Carburetor has been pre jetted with stand 125cc jetting, #172 main, #48 pilot, custom #7.5 slide, DDJ needle. Also additional jets are suplied for fine tuning which includes 4 main jets, 2 additional pilots jets. Proper jetting is critical for engine performance and longevity. This carburetor will require tuning based on your elevation, temperature, fuel, exhaust, and engine modifications.

]]> https://pwkcarburetorcarb.com/2026/02/26/keihin-pwk-38mm-air-striker-tuned-carburetor-for-yamaha-yz125-with-jet-kit/feed/ 0 https://pwkcarburetorcarb.com/2026/02/22/38mm-keihin-air-striker-carburetor-for-honda-cr250-cr250r-tuned-with-jets/ https://pwkcarburetorcarb.com/2026/02/22/38mm-keihin-air-striker-carburetor-for-honda-cr250-cr250r-tuned-with-jets/#comments Sun, 22 Feb 2026 16:28:50 +0000 https://pwkcarburetorcarb.com/2026/02/22/38mm-keihin-air-striker-carburetor-for-honda-cr250-cr250r-tuned-with-jets/ Sudco Keihin 38mm PWK Air Striker Carburetor. Upgrade your throttle response and overall performance with this genuine Sudco Keihin 38mm PWK Air Striker carburetor. The Air Striker design improves airflow efficiency and fuel atomization, delivering crisp acceleration, strong midrange pull, and excellent top-end power. Perfect for serious motocross and off-road riders looking for reliable, race-proven […]]]>





Sudco Keihin 38mm PWK Air Striker Carburetor. Upgrade your throttle response and overall performance with this genuine Sudco Keihin 38mm PWK Air Striker carburetor. The Air Striker design improves airflow efficiency and fuel atomization, delivering crisp acceleration, strong midrange pull, and excellent top-end power. Perfect for serious motocross and off-road riders looking for reliable, race-proven performance. 38mm bore for increased airflow and stronger top-end power. Air Striker quad-vent system for improved throttle response. Easy jetting access for fine tuning. Genuine Keihin quality distributed by Sudco. ? Size & Specifications. Venturi (bore size): 38mm. Intake (engine side) OD: approx. Airbox (filter side) OD: approx. Replaceable main & pilot jets. Measurements are approximate – always confirm compatibility with your intake boot and airbox boot before purchasing. Frequently used on high-performance 125cc-250cc 2-stroke applications including. Honda CR125 / CR250. Yamaha YZ125 / YZ250. Kawasaki KX125 / KX250. Suzuki RM125 / RM250. Also great for custom builds, big bore kits, and modified engines. ? What’s Included. Sudco Keihin 38mm PWK Air Striker carburetor. Standard jetting installed #175 main, #48 pilot, custom slide, DDJ needle. Spare Jets are included, four mains, two additional pilot jets. Proper jetting is critical for engine performance and longevity. This carburetor will require tuning based on your elevation, temperature, fuel, exhaust, and engine modifications.

]]> https://pwkcarburetorcarb.com/2026/02/22/38mm-keihin-air-striker-carburetor-for-honda-cr250-cr250r-tuned-with-jets/feed/ 0 https://pwkcarburetorcarb.com/2026/02/19/keihin-pwk-38mm-air-striker-carburetor-for-kawasaki-kx250-tuned-with-jets/ https://pwkcarburetorcarb.com/2026/02/19/keihin-pwk-38mm-air-striker-carburetor-for-kawasaki-kx250-tuned-with-jets/#comments Thu, 19 Feb 2026 16:22:47 +0000 https://pwkcarburetorcarb.com/2026/02/19/keihin-pwk-38mm-air-striker-carburetor-for-kawasaki-kx250-tuned-with-jets/ This listing is for a tuned 38mm Keihin 38mm PWK Airstriker set up for the Kawasaki K250, it comes with spare jets for tuning along with jetting instructions.]]>





This listing is for a tuned 38mm Keihin 38mm PWK Airstriker set up for the Kawasaki K250, it comes with spare jets for tuning along with jetting instructions.

]]> https://pwkcarburetorcarb.com/2026/02/19/keihin-pwk-38mm-air-striker-carburetor-for-kawasaki-kx250-tuned-with-jets/feed/ 0 https://pwkcarburetorcarb.com/2025/05/08/yamaha-blaster-35mm-carburetor-keihin-pwk-35-airstriker-carb-tuned/ https://pwkcarburetorcarb.com/2025/05/08/yamaha-blaster-35mm-carburetor-keihin-pwk-35-airstriker-carb-tuned/#comments Thu, 08 May 2025 11:56:28 +0000 https://pwkcarburetorcarb.com/2025/05/08/yamaha-blaster-35mm-carburetor-keihin-pwk-35-airstriker-carb-tuned/ This listing is for a new Keihin carburetor that is pre-jetted so it will require fine tuning according to the machine you have, any modifications, and altitude. Some spare Jets are included to help. If you need any help with recommended jetting specs feel free to message me at any time. This Airstriker is best […]]]>




This listing is for a new Keihin carburetor that is pre-jetted so it will require fine tuning according to the machine you have, any modifications, and altitude. Some spare Jets are included to help. If you need any help with recommended jetting specs feel free to message me at any time. This Airstriker is best used with a 240 big bore, or stroker build. Producing power without compromise. The motocross world knows PWK. Keihin PWK carburetors is the dominant carb on the factory motocross machines. Because of their great performance they come stock on a lot of the leading brand bikes. With these features you can take advantage of Keihin’s superior performance. Chromed semi-flat (D) throttle valve for excellent response and more flow at high RPM. Throttle bores sized to give maximum power. Easy jetting with jetting parts available. Quad Vents: Eliminates post jump bogging from fuel plugged vent passages. PWK Air Strikers: Directs air to main nozzle for improved signal and throttle response. PWK Carburetor Standard Jetting. Re-Jetting may be required.

]]> https://pwkcarburetorcarb.com/2025/05/08/yamaha-blaster-35mm-carburetor-keihin-pwk-35-airstriker-carb-tuned/feed/ 0