https://pwkcarburetorcarb.com Sun, 28 Jun 2026 15:47:47 +0000 en-US hourly 1 https://wordpress.org/?v=4.1.1 https://pwkcarburetorcarb.com/2026/05/29/kei-hin-40mm-pwk-39-genuine-carburetor-carb-cr250-lt500-atc250r-carb-nos/ https://pwkcarburetorcarb.com/2026/05/29/kei-hin-40mm-pwk-39-genuine-carburetor-carb-cr250-lt500-atc250r-carb-nos/#comments Fri, 29 May 2026 07:02:44 +0000 https://pwkcarburetorcarb.com/2026/05/29/kei-hin-40mm-pwk-39-genuine-carburetor-carb-cr250-lt500-atc250r-carb-nos/ 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/2026/05/29/kei-hin-40mm-pwk-39-genuine-carburetor-carb-cr250-lt500-atc250r-carb-nos/feed/ 0 https://pwkcarburetorcarb.com/2026/05/22/cr500-lt500-yz490-yz465-rm465-kx500-yz250-kx250-carburetor-keihin-pwk-38-pwk-39-2/ https://pwkcarburetorcarb.com/2026/05/22/cr500-lt500-yz490-yz465-rm465-kx500-yz250-kx250-carburetor-keihin-pwk-38-pwk-39-2/#comments Fri, 22 May 2026 06:48:50 +0000 https://pwkcarburetorcarb.com/2026/05/22/cr500-lt500-yz490-yz465-rm465-kx500-yz250-kx250-carburetor-keihin-pwk-38-pwk-39-2/ CR500 LT500 YZ490 YZ465 RM465 KX500 YZ250 KX250 Carburetor Keihin PWK 38 PWK 39 Original GENUINE Keihin PWK specialized for Big Bore 2 Stroke 38.5 mm inlet Diameter. In good shape overall. Will need tuned/rebuilt to meet your individual needs.]]>

















CR500 LT500 YZ490 YZ465 RM465 KX500 YZ250 KX250 Carburetor Keihin PWK 38 PWK 39 Original GENUINE Keihin PWK specialized for Big Bore 2 Stroke 38.5 mm inlet Diameter. In good shape overall. Will need tuned/rebuilt to meet your individual needs.

]]> https://pwkcarburetorcarb.com/2026/05/22/cr500-lt500-yz490-yz465-rm465-kx500-yz250-kx250-carburetor-keihin-pwk-38-pwk-39-2/feed/ 0 https://pwkcarburetorcarb.com/2024/02/07/keihin-42mm-42-mm-pwk-carburetor-carb-honda-rm500-cr500-cr-500r-yz490-lt500/ https://pwkcarburetorcarb.com/2024/02/07/keihin-42mm-42-mm-pwk-carburetor-carb-honda-rm500-cr500-cr-500r-yz490-lt500/#comments Wed, 07 Feb 2024 22:12:24 +0000 https://pwkcarburetorcarb.com/2024/02/07/keihin-42mm-42-mm-pwk-carburetor-carb-honda-rm500-cr500-cr-500r-yz490-lt500/ New old stock, unit was bored from 39mm to 42mm and a CNC machined velocity section for slightly more top end performance.]]>







New old stock, unit was bored from 39mm to 42mm and a CNC machined velocity section for slightly more top end performance.

]]> https://pwkcarburetorcarb.com/2024/02/07/keihin-42mm-42-mm-pwk-carburetor-carb-honda-rm500-cr500-cr-500r-yz490-lt500/feed/ 0 https://pwkcarburetorcarb.com/2024/01/14/keihin-42mm-42-mm-pwk-carburetor-carb-honda-cr500r-wr500-cr-500r-kx500-lt500/ https://pwkcarburetorcarb.com/2024/01/14/keihin-42mm-42-mm-pwk-carburetor-carb-honda-cr500r-wr500-cr-500r-kx500-lt500/#comments Sun, 14 Jan 2024 19:35:48 +0000 https://pwkcarburetorcarb.com/2024/01/14/keihin-42mm-42-mm-pwk-carburetor-carb-honda-cr500r-wr500-cr-500r-kx500-lt500/ New old stock, unit was bored from 39mm to 42mm and a CNC machined velocity section for slightly more top end performance.]]>







New old stock, unit was bored from 39mm to 42mm and a CNC machined velocity section for slightly more top end performance.

]]> https://pwkcarburetorcarb.com/2024/01/14/keihin-42mm-42-mm-pwk-carburetor-carb-honda-cr500r-wr500-cr-500r-kx500-lt500/feed/ 0 https://pwkcarburetorcarb.com/2024/01/10/keihin-42mm-42-mm-pwk-carburetor-carb-honda-cr500r-cr500-cr-500r-kx500-lt500/ https://pwkcarburetorcarb.com/2024/01/10/keihin-42mm-42-mm-pwk-carburetor-carb-honda-cr500r-cr500-cr-500r-kx500-lt500/#comments Wed, 10 Jan 2024 18:58:52 +0000 https://pwkcarburetorcarb.com/2024/01/10/keihin-42mm-42-mm-pwk-carburetor-carb-honda-cr500r-cr500-cr-500r-kx500-lt500/ New old stock, unit was bored from 39mm to 42mm and a CNC machined velocity section for slightly more top end performance.]]>







New old stock, unit was bored from 39mm to 42mm and a CNC machined velocity section for slightly more top end performance.

]]> https://pwkcarburetorcarb.com/2024/01/10/keihin-42mm-42-mm-pwk-carburetor-carb-honda-cr500r-cr500-cr-500r-kx500-lt500/feed/ 0 https://pwkcarburetorcarb.com/2023/11/17/suzuki-lt500-keihin-pwk-38mm-air-striker-short-body-race-carburetor-jets/ https://pwkcarburetorcarb.com/2023/11/17/suzuki-lt500-keihin-pwk-38mm-air-striker-short-body-race-carburetor-jets/#comments Sat, 18 Nov 2023 03:09:24 +0000 https://pwkcarburetorcarb.com/2023/11/17/suzuki-lt500-keihin-pwk-38mm-air-striker-short-body-race-carburetor-jets/ KEIHIN 38MM PWM AIRSTRIKER STANDARD BODY CARBURETOR F. PRE-JETTED, READY TO BOLT ON AND’RIP’ (EXTRA JETS INCLUDED FOR FINE TUNNING). REQUIRES AFTERMARKET THUMB OR TWIST THROTTLE CABLE. IMPROVED LOW TO MID THROTTLE RESPONSE. QUICK ACCELERATION OUT OF CORNERS. BETTER RESPONSE THAN OTHER 38MM CARBS. EXCELLENT FOR MX, WOODS, TT RACING, drag, hill climbing.]]>








KEIHIN 38MM PWM AIRSTRIKER STANDARD BODY CARBURETOR F. PRE-JETTED, READY TO BOLT ON AND’RIP’ (EXTRA JETS INCLUDED FOR FINE TUNNING). REQUIRES AFTERMARKET THUMB OR TWIST THROTTLE CABLE. IMPROVED LOW TO MID THROTTLE RESPONSE. QUICK ACCELERATION OUT OF CORNERS. BETTER RESPONSE THAN OTHER 38MM CARBS. EXCELLENT FOR MX, WOODS, TT RACING, drag, hill climbing.

]]> https://pwkcarburetorcarb.com/2023/11/17/suzuki-lt500-keihin-pwk-38mm-air-striker-short-body-race-carburetor-jets/feed/ 0 https://pwkcarburetorcarb.com/2023/11/08/2-stroke-40mm-carburetor-kit-keihin-pwk-carb-intake-oem-japan-quadzilla-lt500-4/ https://pwkcarburetorcarb.com/2023/11/08/2-stroke-40mm-carburetor-kit-keihin-pwk-carb-intake-oem-japan-quadzilla-lt500-4/#comments Wed, 08 Nov 2023 23:37:36 +0000 https://pwkcarburetorcarb.com/2023/11/08/2-stroke-40mm-carburetor-kit-keihin-pwk-carb-intake-oem-japan-quadzilla-lt500-4/ NEW Complete genuine Keihin of Japan assembled carburetor. Above are the sizes of the Picture chart in MM and will fits all bikes that are close to that with some heating or cutting of the carb boots On Mikuni Bikes – its a close fit. All Bikes With Keihin PWK Carbs this is a Genuine […]]]>








NEW Complete genuine Keihin of Japan assembled carburetor. Above are the sizes of the Picture chart in MM and will fits all bikes that are close to that with some heating or cutting of the carb boots On Mikuni Bikes – its a close fit. All Bikes With Keihin PWK Carbs this is a Genuine Direct Replacement. A complete 2-stroke carb upgrade. Ready to use on any two stroke bike listed. Eliminates wiring issues by using more a simplistic bolt-up-ready-to-use carburetor. Includes all internals-Great Carb for top end over-rev. We also have smaller sizes for more low end power. NOT A Cheap China Copy.

]]> https://pwkcarburetorcarb.com/2023/11/08/2-stroke-40mm-carburetor-kit-keihin-pwk-carb-intake-oem-japan-quadzilla-lt500-4/feed/ 0 https://pwkcarburetorcarb.com/2023/09/28/keihin-pwk-39mm-39-mil-chrome-flat-d-slide-carb-carburetor-lt500-trx250r-016-155-3/ https://pwkcarburetorcarb.com/2023/09/28/keihin-pwk-39mm-39-mil-chrome-flat-d-slide-carb-carburetor-lt500-trx250r-016-155-3/#comments Thu, 28 Sep 2023 07:00:47 +0000 https://pwkcarburetorcarb.com/2023/09/28/keihin-pwk-39mm-39-mil-chrome-flat-d-slide-carb-carburetor-lt500-trx250r-016-155-3/ Note: Product image is for reference only. We do not mark items as “gifts”. If your tracking information states’Delivered’, but you have not yet received your package you should. A doorstep, front porch, back porch, garage, window, etc. (A well-meaning neighbor might have taken your package inside their house for safekeeping or for protection against […]]]>


Note: Product image is for reference only. We do not mark items as “gifts”. If your tracking information states’Delivered’, but you have not yet received your package you should. A doorstep, front porch, back porch, garage, window, etc. (A well-meaning neighbor might have taken your package inside their house for safekeeping or for protection against the weather). Wait 24 hours (in rare cases tracking may say delivered up to 24 hours prior to arrival). We understand that such delays can be very inconvenient when they occur, but we do not have any influence over such situations.

]]> https://pwkcarburetorcarb.com/2023/09/28/keihin-pwk-39mm-39-mil-chrome-flat-d-slide-carb-carburetor-lt500-trx250r-016-155-3/feed/ 0 https://pwkcarburetorcarb.com/2023/09/25/keihin-pwk-39mm-39-mil-chrome-flat-d-slide-carb-carburetor-lt500-trx250r-016-155-2/ https://pwkcarburetorcarb.com/2023/09/25/keihin-pwk-39mm-39-mil-chrome-flat-d-slide-carb-carburetor-lt500-trx250r-016-155-2/#comments Mon, 25 Sep 2023 06:45:42 +0000 https://pwkcarburetorcarb.com/2023/09/25/keihin-pwk-39mm-39-mil-chrome-flat-d-slide-carb-carburetor-lt500-trx250r-016-155-2/ The oval shaped throttle valve concentrates air flow over the main fuel circuit to increase low end response. Yet, the narrow design allows minimum interruption in the venturi for maximum air flow. The new “air striker” flow channels and “quad vents” have been added to the PWK35 and PWK38 providing instant throttle response. Why shop […]]]>


The oval shaped throttle valve concentrates air flow over the main fuel circuit to increase low end response. Yet, the narrow design allows minimum interruption in the venturi for maximum air flow. The new “air striker” flow channels and “quad vents” have been added to the PWK35 and PWK38 providing instant throttle response. Why shop with us? Keihin PWK 39mm 39 mil Chrome Flat D Slide Carb Carburetor LT500 TRX250R 016-155. Roco4x4 is a one stop shop specialized in the customization of Jeeps and Trucks. We offer a complete line of aftermarket accessories that you can choose from. We are authorized dealers and installers for the most recognized brands in the industry. Our staff is fluent in English, Spanish and “Gear Head” We know what we are talking about! Our experts can show a vehicle’s potential, and walk you step by step through the customization process to make your vehicle unique! The Roco4x4 team strives to make sure that your experience as a 4wd owner is unsurpassable. That you are able to enjoy your Jeep or truck to the fullest safely and responsibly. By sponsoring events around the globe our vision is to keep this sport alive so that our kids will be able to experience the thrill of being behind the wheel of a 4wd and overcoming challenging trails and visiting pristine destinations. You are the reason our doors open every day. Customers that have believed in us since our first day in business. Friends were our first customers and it created a tradition that to this day we can still call every single one of our customers our friends. This made it clear that we have an opportunity to run an organization that more than a business is closer to one big family. Our focus will never be on profits, it will be in assisting those who reach out to us to build the 4wd vehicle that they have always dreamed of! Our business has been blessed with this vision, it is not something we chose to happen, but we cherish it every day. Thank you for being a part of our journey. As long as the item doesn’t have physical damage it will be accepted. It is as easy as one, two, three! Notify our customer service department of the return. Notify Our Customer Service Department. Please note that any item that shows physical abuse cannot be accepted. When returning an item to us please be sure to send it to the return center address given to you by our customer service staff. In addition, we suggest that you insure the item as we cannot be held liable until it is signed for by our return center. If you send your package with a reliable carrier, pack it well and fully insure it you shouldn’t have any problems. We understand, it happens – and it’s OK. All in stock U. We are not able to discount those rates. The majority of our U. Due to our multiple warehouse locations we are able to reach most of continental U. Feel free to send us a message for a time estimate. Package Refusals and Undeliverable Orders. Address Changes and Cancellations. Most orders are dispatched for fulfillment within minutes of your order being placed so very rarely are we able to cancel an order once it is paid. If you would like to make alternate arrangements we can be accommodating, please contact our customer service team. Our customer service team is available to help you day and night by the following methods.

]]> https://pwkcarburetorcarb.com/2023/09/25/keihin-pwk-39mm-39-mil-chrome-flat-d-slide-carb-carburetor-lt500-trx250r-016-155-2/feed/ 0 https://pwkcarburetorcarb.com/2023/09/03/cr250-cr500-yz250-yz490-rm250-lt500-kx250-kx500-carburetor-keihin-pwk-40-oem-3/ https://pwkcarburetorcarb.com/2023/09/03/cr250-cr500-yz250-yz490-rm250-lt500-kx250-kx500-carburetor-keihin-pwk-40-oem-3/#comments Mon, 04 Sep 2023 02:27:13 +0000 https://pwkcarburetorcarb.com/2023/09/03/cr250-cr500-yz250-yz490-rm250-lt500-kx250-kx500-carburetor-keihin-pwk-40-oem-3/ CR500 CR480 LT500 YZ490 WR500Z IT490 KX500 KTM500 Carburetor Keihin PWK 40 OEM. Original Keihin PWK specialized for Big Bore 2 Stroke. Came from KTM 550 for Sand Dunes Race. Big bell 40mm inlet Diameter. Been on shelf on couple years. Slide is good and move freely. Probably need cleaning or rebuild. Its a package […]]]>






CR500 CR480 LT500 YZ490 WR500Z IT490 KX500 KTM500 Carburetor Keihin PWK 40 OEM. Original Keihin PWK specialized for Big Bore 2 Stroke. Came from KTM 550 for Sand Dunes Race. Big bell 40mm inlet Diameter. Been on shelf on couple years. Slide is good and move freely. Probably need cleaning or rebuild. Its a package set for convenient. New Throttle Assembly (housing & cable). What you see is what you get. Check out my other listing for good quality item. Feel free to ask.

]]> https://pwkcarburetorcarb.com/2023/09/03/cr250-cr500-yz250-yz490-rm250-lt500-kx250-kx500-carburetor-keihin-pwk-40-oem-3/feed/ 0