https://pwkcarburetorcarb.com Tue, 28 Jul 2026 04:51:42 +0000 en-US hourly 1 https://wordpress.org/?v=4.1.1 https://pwkcarburetorcarb.com/2026/07/25/kei-hin-40mm-pwk39-genuine-carburetor-carb-cr500-lt500r-250r-carb/ https://pwkcarburetorcarb.com/2026/07/25/kei-hin-40mm-pwk39-genuine-carburetor-carb-cr500-lt500r-250r-carb/#comments Sat, 25 Jul 2026 16:46:40 +0000 https://pwkcarburetorcarb.com/2026/07/25/kei-hin-40mm-pwk39-genuine-carburetor-carb-cr500-lt500r-250r-carb/ Kei-hin 40mm 39PWK cnc smooth bored to 40mm Carburetor Carb Honda CR500R CR500AF kx500 Lt500r.]]>










Kei-hin 40mm 39PWK cnc smooth bored to 40mm Carburetor Carb Honda CR500R CR500AF kx500 Lt500r.

]]> https://pwkcarburetorcarb.com/2026/07/25/kei-hin-40mm-pwk39-genuine-carburetor-carb-cr500-lt500r-250r-carb/feed/ 0 https://pwkcarburetorcarb.com/2026/07/20/keihin-40mm-pwk-carburetor-for-honda-cr250-cr500-250r-new/ https://pwkcarburetorcarb.com/2026/07/20/keihin-40mm-pwk-carburetor-for-honda-cr250-cr500-250r-new/#comments Tue, 21 Jul 2026 04:36:40 +0000 https://pwkcarburetorcarb.com/2026/07/20/keihin-40mm-pwk-carburetor-for-honda-cr250-cr500-250r-new/ Aftermarket Keihin PWK 40mm Bored Carburetor (38mm PWK Bored to 40mm). Increase airflow and unlock more top-end power with this high-quality aftermarket Keihin-style PWK carburetor, professionally bored from 38mm to 40mm. This carburetor is designed for high-performance two-stroke engines with port work, big bore kits, aftermarket exhaust systems, and other engine modifications that require increased […]]]>








Aftermarket Keihin PWK 40mm Bored Carburetor (38mm PWK Bored to 40mm). Increase airflow and unlock more top-end power with this high-quality aftermarket Keihin-style PWK carburetor, professionally bored from 38mm to 40mm. This carburetor is designed for high-performance two-stroke engines with port work, big bore kits, aftermarket exhaust systems, and other engine modifications that require increased airflow over a standard 38mm carburetor. Each carburetor is pre-jetted with a proven baseline setup to provide an excellent starting point. Every engine combination is different, so final jetting may be required depending on your engine modifications, fuel type, elevation, temperature, and riding conditions. If you need help with tuning, send me a message. I can recommend a jetting setup that will get you close and can also supply additional jets for fine tuning. High-quality aftermarket Keihin PWK carburetor. Professionally bored from 38mm to 40mm. Increased airflow for high-performance and modified engines. Excellent throttle response and fuel atomization. Replaceable main and pilot jets. Compatible with standard PWK jets and replacement parts. Ideal for motocross, dune riding, drag racing, ATV, woods, and off-road applications. Main Jets: 165 & 175. Pilot Jets: 45 & 55. Venturi Diameter: 40mm (Bored from 38mm). Engine Side Mounting Diameter (OD): Approx. Air Filter Side Mounting Diameter (OD): Approx. Intake Bell Inside Diameter: Approx. Accepts Standard PWK Main Jets, Pilot Jets, Needles, and Replacement Parts. This carburetor is commonly used as a performance upgrade on modified. Banshee YFZ350 (High-Performance Builds). Please compare your original carburetor dimensions before purchasing. This carburetor is intended for modified engines and may require custom jetting or minor installation changes depending on your application. 1 × Aftermarket Keihin-Style 40mm Bored PWK Carburetor. Spare Main Jets (165 & 175). Spare Pilot Jets (45 & 55). Please verify all measurements, specifications, and fitment information before purchasing. This carburetor is intended for high-performance and modified applications. Due to the wide variety of engine combinations, installation may require custom jetting, tuning, or minor modifications to achieve optimum performance. Some older motorcycles and ATVs may require heating the original intake boot and/or airbox boot during installation. Rubber hardens with age, making installation more difficult. Warming the boots with a heat gun or hot water will typically restore flexibility for easier installation.

]]> https://pwkcarburetorcarb.com/2026/07/20/keihin-40mm-pwk-carburetor-for-honda-cr250-cr500-250r-new/feed/ 0 https://pwkcarburetorcarb.com/2026/07/01/yz250-rm250-cr250-kx250-cr500-kx500-keihin-pwk-38mm-air-striker-carburetor-new-2/ https://pwkcarburetorcarb.com/2026/07/01/yz250-rm250-cr250-kx250-cr500-kx500-keihin-pwk-38mm-air-striker-carburetor-new-2/#comments Wed, 01 Jul 2026 15:53:42 +0000 https://pwkcarburetorcarb.com/2026/07/01/yz250-rm250-cr250-kx250-cr500-kx500-keihin-pwk-38mm-air-striker-carburetor-new-2/ This listing is for a new Keihin carb 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 anytime.]]>








This listing is for a new Keihin carb 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 anytime.

]]> https://pwkcarburetorcarb.com/2026/07/01/yz250-rm250-cr250-kx250-cr500-kx500-keihin-pwk-38mm-air-striker-carburetor-new-2/feed/ 0 https://pwkcarburetorcarb.com/2026/06/30/keihin-pwk-38mm-air-striker-carburetor-for-yz250-rm250-cr250-kx250-cr500-kx500-18/ https://pwkcarburetorcarb.com/2026/06/30/keihin-pwk-38mm-air-striker-carburetor-for-yz250-rm250-cr250-kx250-cr500-kx500-18/#comments Tue, 30 Jun 2026 15:51:45 +0000 https://pwkcarburetorcarb.com/2026/06/30/keihin-pwk-38mm-air-striker-carburetor-for-yz250-rm250-cr250-kx250-cr500-kx500-18/ This listing is for a new Keihin carb 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 anytime.]]>








This listing is for a new Keihin carb 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 anytime.

]]> https://pwkcarburetorcarb.com/2026/06/30/keihin-pwk-38mm-air-striker-carburetor-for-yz250-rm250-cr250-kx250-cr500-kx500-18/feed/ 0 https://pwkcarburetorcarb.com/2026/06/25/kei-hin-40mm-pwk39-genuine-carburetor-carb-cr500-lt500r-250r-cnc-machined-carb/ https://pwkcarburetorcarb.com/2026/06/25/kei-hin-40mm-pwk39-genuine-carburetor-carb-cr500-lt500r-250r-cnc-machined-carb/#comments Fri, 26 Jun 2026 03:42:43 +0000 https://pwkcarburetorcarb.com/2026/06/25/kei-hin-40mm-pwk39-genuine-carburetor-carb-cr500-lt500r-250r-cnc-machined-carb/ Kei-hin 40mm 39PWK cnc smooth bored to 40mm Carburetor Carb Honda CR500R CR500AF kx500 Lt500r.]]>










Kei-hin 40mm 39PWK cnc smooth bored to 40mm Carburetor Carb Honda CR500R CR500AF kx500 Lt500r.

]]> https://pwkcarburetorcarb.com/2026/06/25/kei-hin-40mm-pwk39-genuine-carburetor-carb-cr500-lt500r-250r-cnc-machined-carb/feed/ 0 https://pwkcarburetorcarb.com/2026/06/24/keihin-race-pwk-38mm-air-striker-carburetor-kx500-cr500-yz490-wr500-rm500-dgl/ https://pwkcarburetorcarb.com/2026/06/24/keihin-race-pwk-38mm-air-striker-carburetor-kx500-cr500-yz490-wr500-rm500-dgl/#comments Thu, 25 Jun 2026 03:40:30 +0000 https://pwkcarburetorcarb.com/2026/06/24/keihin-race-pwk-38mm-air-striker-carburetor-kx500-cr500-yz490-wr500-rm500-dgl/ Aftermarket replacement Racing Keihin 38mm PWK Airstriker pre jetted with a #160 main jet, #55 pilot, #7 slide, and DDJ Needle. Also Includes a DGL needle kit with larger emulsion spray tubes for more flow, great for larger displacement 2 strokes, like kx500 cr500 Ktms etc. Most tune in well with the 16 hole tube […]]]>






Aftermarket replacement Racing Keihin 38mm PWK Airstriker pre jetted with a #160 main jet, #55 pilot, #7 slide, and DDJ Needle. Also Includes a DGL needle kit with larger emulsion spray tubes for more flow, great for larger displacement 2 strokes, like kx500 cr500 Ktms etc. Most tune in well with the 16 hole tube but some race motors will require the use of the larger 30 hole tube. This is a expert kit with all the needed mods and parts for tuning your motor correctly.

]]> https://pwkcarburetorcarb.com/2026/06/24/keihin-race-pwk-38mm-air-striker-carburetor-kx500-cr500-yz490-wr500-rm500-dgl/feed/ 0 https://pwkcarburetorcarb.com/2026/06/18/keihin-pwk-38mm-air-striker-carburetor-for-yz250-rm250-cr250-kx125-cr500-kx500/ https://pwkcarburetorcarb.com/2026/06/18/keihin-pwk-38mm-air-striker-carburetor-for-yz250-rm250-cr250-kx125-cr500-kx500/#comments Thu, 18 Jun 2026 07:49:47 +0000 https://pwkcarburetorcarb.com/2026/06/18/keihin-pwk-38mm-air-striker-carburetor-for-yz250-rm250-cr250-kx125-cr500-kx500/ Keihin PWK 38mm Air Striker Carburetor For YZ250 RM250 CR250 KX250 CR500 KX500.]]>




Keihin PWK 38mm Air Striker Carburetor For YZ250 RM250 CR250 KX250 CR500 KX500.

]]> https://pwkcarburetorcarb.com/2026/06/18/keihin-pwk-38mm-air-striker-carburetor-for-yz250-rm250-cr250-kx125-cr500-kx500/feed/ 0 https://pwkcarburetorcarb.com/2026/06/04/keihin-pwk-38mm-air-striker-carburetor-for-yz250-rm250-cr250-kx250-cr500-kx500-17/ https://pwkcarburetorcarb.com/2026/06/04/keihin-pwk-38mm-air-striker-carburetor-for-yz250-rm250-cr250-kx250-cr500-kx500-17/#comments Thu, 04 Jun 2026 19:15:42 +0000 https://pwkcarburetorcarb.com/2026/06/04/keihin-pwk-38mm-air-striker-carburetor-for-yz250-rm250-cr250-kx250-cr500-kx500-17/ Keihin PWK 38mm Air Striker Carburetor For YZ250 RM250 CR250 KX250 CR500 KX500.]]>




Keihin PWK 38mm Air Striker Carburetor For YZ250 RM250 CR250 KX250 CR500 KX500.

]]> https://pwkcarburetorcarb.com/2026/06/04/keihin-pwk-38mm-air-striker-carburetor-for-yz250-rm250-cr250-kx250-cr500-kx500-17/feed/ 0 https://pwkcarburetorcarb.com/2026/05/27/keihin-pwk-38mm-air-striker-carburetor-for-yz250-rm125-cr250-kx250-cr500-kx500-2/ https://pwkcarburetorcarb.com/2026/05/27/keihin-pwk-38mm-air-striker-carburetor-for-yz250-rm125-cr250-kx250-cr500-kx500-2/#comments Wed, 27 May 2026 06:58:44 +0000 https://pwkcarburetorcarb.com/2026/05/27/keihin-pwk-38mm-air-striker-carburetor-for-yz250-rm125-cr250-kx250-cr500-kx500-2/ Aftermarket replacement Keihin 38mm PWK Airstriker pre jetted with a #160 main jet, #55 pilot, #7 slide, and DDJ Needle. (Grade A) low cost quality carburetor, unlike others you get simplified jetting for both low-high Altitudes.]]>



Aftermarket replacement Keihin 38mm PWK Airstriker pre jetted with a #160 main jet, #55 pilot, #7 slide, and DDJ Needle. (Grade A) low cost quality carburetor, unlike others you get simplified jetting for both low-high Altitudes.

]]> https://pwkcarburetorcarb.com/2026/05/27/keihin-pwk-38mm-air-striker-carburetor-for-yz250-rm125-cr250-kx250-cr500-kx500-2/feed/ 0 https://pwkcarburetorcarb.com/2026/05/23/keihin-pwk-38mm-air-striker-carburetor-for-yz250-rm250-cr250-kx250-cr500-kx500-16/ https://pwkcarburetorcarb.com/2026/05/23/keihin-pwk-38mm-air-striker-carburetor-for-yz250-rm250-cr250-kx250-cr500-kx500-16/#comments Sat, 23 May 2026 18:51:43 +0000 https://pwkcarburetorcarb.com/2026/05/23/keihin-pwk-38mm-air-striker-carburetor-for-yz250-rm250-cr250-kx250-cr500-kx500-16/ New aftermarket grade A Keihin 38mm PWK A/S style carb for the Suzuki RM250, I will include the correct Jets needed for the application.]]>








New aftermarket grade A Keihin 38mm PWK A/S style carb for the Suzuki RM250, I will include the correct Jets needed for the application.

]]> https://pwkcarburetorcarb.com/2026/05/23/keihin-pwk-38mm-air-striker-carburetor-for-yz250-rm250-cr250-kx250-cr500-kx500-16/feed/ 0