XS PWK Performance Carbs and Parts

Looking for a power boost in your Yamaha XS650 chopper restoration? An XS650 performance carburetor kit provides a noticeable increase in both torque and horsepower over your stock Mikuni carbs. Kits come assembled or unassembled. Or, pick and choose what you need from our extensive line of XS650 PWK parts like XS main jets, carb spacers, mounting screws, float needles, O-Rings and more. We can also help you improve the visual lines and pickup in your XS650 café racer with performance pod air filters.

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  1. Blind Plug - carburetor rubber passage plug
    Part #
    48-1447
    Blind Plug - Carb Holder Air Barb - OEM Ref.# 1J7-13569-00. Also called carburetor rubber passage plug.Fits: 1978-84 XS650 stock carb holders & blocks off air barbs when vacuum petcocks are replaced with manual type petcocks. Order quantity needed.Also fits: XS1100 80-81Fits: All Mikes XS Carb Holders and Carb Hold... 
  2. #35 Slow (Pilot) Jet for PWK32
    Part #
    48-9042
    #35 Slow (Pilot) Jet (Pair) for Keihin XS 32mm. PWK Performance Carburetors.5mm diameter x 28mm longFits: Flatslide PWK XS Carb Set 48-9010 / 48-9000 /48-9001Note: #35 is the "Standard size" Slow (Pilot) Jet included with the PWK32 XS Carb Set and is in most cases the required slow jet for the XS650. 
  3. #30 Slow (Pilot) Jet for PWK32
    Part #
    48-9041
    #30 Slow (Pilot) Jet (Pair) for Keihin XS 32mm. PWK Performance Carburetors.5mm diameter x 28mm longFits: Flatslide PWK XS Carb Set 48-9010 / 48-9000 /48-9001 
  4. #25 Slow (Pilot) Jet for PWK322
    Part #
    48-9040
    #25 Slow (Pilot) Jet (Pair) for Keihin XS 32mm. PWK Performance Carburetors.5mm diameter x 28mm longFits: Flatslide PWK XS Carb Set 48-9010 / 48-9000 /48-9001 
  5. Slide Spring
    $4.35
    Part #
    48-9037
    Slide SpringFits: Flatslide PWK 32mm. XS Performance Carburetor 48-9010 
  6. Float Bowl Drain Plug
    Part #
    48-9036
    Drain Plug for Float BowlFits: Flatslide PWK 32mm. XS Performance Carburetor 48-9010 
  7. Carb Holder Set - PWK 32
    Part #
    48-9035
    Carb Holder Set(2) for XS Performance PWK Flatslide Carb Kit.Fits: Flatslide PWK 32mm. XS Performance Carburetor Set for XS650 48-9010Note: Made with Ethanol resistant material. 
  8. Carb Holder/Intake Manifold Screws
    Part #
    48-9034
    Long Carb Holder bolts for PWK Manifold thru Carb holder ( Pk/4 ).Stainless Steel socket head type screws.Fits: Flatslide PWK 32mm. XS Performance Carburetor Set for XS650 48-9010Kit requires 2 Pks. of 2. 
  9. Carb Float
    $6.96
    Part #
    48-9033
    Carb Float - PlasticFits: Flatslide PWK 32 XS Performance Carburetor 
  10. #40 Slow (Pilot) Jet for PWK32
    Part #
    48-9043
    #40 Slow (Pilot) Jet (Pair) for Keihin XS 32mm. PWK Performance Carburetors.5mm diameter x 28mm longFits: Flatslide PWK 32mm. XS Carb Set 48-9010 / 48-9000 /48-9001 
  11. #45 Slow (Pilot) Jet for PWK32
    Part #
    48-9044
    #45 Slow (Pilot) Jet (Pair) for Keihin XS 32mm. PWK Performance Carburetors.5mm diameter x 28mm longFits: Flatslide PWK 32mm XS Carb Set 48-9010 / 48-9000 /48-9001 
  12. Choke-Replacement part for PWK Carburetor
    Part #
    48-9045
    Choke-Replacement part for PWK Carburetor 48-9010 / 48-9000 /48-9001 
  13. Throttle Cable (black) Mikuni VM 34 VM36 VM38 PWK32 2-1 type
    Part #
    51-6506
    Throttle Cable (Black) Fits: 1976-84 Stock Throttle to Mikuni VM 34/36/38mm. Non CV aftermarket carburetors. 2-1 type design, machined steel junction box. - Quality made in Japan.Also fits XS Performance Keihin PWK 32 Carb Kit (XS Part # 48-9010)Replacement 2-1 Throttle cable for XS650 PWK 32mm. XS Performance Carb Se... 
  14. XS Performance Cable Adjuster for Carburetor
    Part #
    48-9161
    Cable Adjuster for XS Performance Carburetor Kit for XS650 
  15. Jet (Slide) Needle
    Part #
    48-9081
    Throttle Valve (Slide) Needle N427-46 for Keihin 32mm XS Performance Carburetor.Fits: Flatslide PWK 32mm. XS Carb Set 48-9010 / 48-900 / 48-9001 
  16. #135 Hex Main Jet for PWK32
    Part #
    48-9064
    #135 Hex type Main Jet (Pair) for Keihin XS 32mm PWK Performance Carburetors.6mm x 16.5mm longFits: Flatslide PWK XS Carb Set 48-9010 / 48-9000 /48-9001 
  17. #130 Hex Main Jet for PWK32
    Part #
    48-9063
    #130 Hex type Main Jet (Pair) for Keihin XS 32mm. PWK Performance Carburetors.6mm x 16.5mm longFits: Flatslide PWK XS Carb Set 48-9010 / 48-9000 /48-9001 
  18. #125 Hex Main Jet for PWK32
    Part #
    48-9062
    #125 Hex type Main Jet (Pair) for Keihin XS 32mm PWK Performance Carburetors.6mm x 16.5mm longFits: Flatslide PWK XS Carb Set 48-9010 / 48-9000 /48-9001Note: #125 is the "Standard size" Main Jet included with the PWK32 XS Carb Set and is in most cases the required main Jet for the XS650. 
  19. #120 Hex Main Jet for PWK32
    Part #
    48-9061
    #120 Hex type Main Jet (Pair) for Keihin XS 32mm. PWK Performance Carburetors.6mm x 16.5mm longFits: Flatslide PWK XS Carb Set 48-9010 / 48-9000 /48-9001 
  20. #115 Hex Main Jet for 32PWK
    Part #
    48-9060
    #115 Hex type Main Jet (Pair) for Keihin XS 32mm. PWK Performance Carburetors.6mm x 16.5mm longFits: Flatslide PWK XS Carb Set 48-9010 / 48-9000 /48-9001 
  21. Float Pin
    $1.21
    Part #
    48-9032
    Pin for Carb FloatFits; Flatslide PWK 32mm XS Performance Carburetor 48-9010 
  22. Screws to fasten Float Bowl
    Part #
    48-9031
    Screw Set (Pk/2) to fasten Float Bowl.Phillips Head 4mm. x M0.7 x 14mm. longFits: Flatslide PWK 32mm. xs Performance Carb 48-9010 
  23. XS Performance Carb kit XS650 **ASSEMBLED**
    Part #
    48-9000
    XS Performance Carb XS650! ** ASSEMBLED KIT **Here is your option to buy a completely Assembled Kit.Please check Item # 48-9001 for Unassembled Kit with all the parts listed if you prefer to do it yourself.Our Carbs were Dyno tested and tuned for XS650's.A replacement for the 1980 to 84 stock Mikuni BS34 Carbs or your... 
  24. Carb Holder Spacers (Set/2) 1970-77 XS650
    Part #
    48-7501
    Aluminum Carb Holder Spacers (Set/2) Carburetor 1970-77 XS1, XS1b, XS2, XS650, TX650.9.75mm thick, 35mm opening.For Dellorto and PWK carburetors. 
  25. Carb Holder Spacers (set 2) 1978-84 XS650
    Part #
    48-7500
    Billet Aluminum Carburetor Spacers, 35.75mm thick. (Set/2) 35mm ID Fits: To any XS650 Head and improves Low end power and acceleration.Dyno developed to provide maximum low RPM Torque with Dellorto PHF 36.Note: PHF 36 Carbs + Spacers + Pod filters fit to stock space (head to battery box).An essential component of the... 
  26. 8 Hole Emulsion Tube
    Part #
    48-0916
    8 Hole Emulsion Tube 
  27. # 105.0 Main Jet - (Pr)
    Part #
    48-0911
    # 105.0 Main Jet - (Pr) 
  28. # 95.0 Main Jet - (Pr)
    Part #
    48-0909
    # 95.0 Main Jet - (Pr) 
  29. Black Rubber Fuel Line 3/16"
    Part #
    20-4009
    Black Rubber Fuel or Vent Line - ( original thin wall type ) 3/16" (4.5mm.) ID x 11.5"Fits: Keihin Flatslide PWK 32mm. XS Performance Carbs for XS650.Note: Each Carb requires 1 pc. to go to each fuel feed (Petcock). 
  30. Gasket (Pk./2.) - Intake Spigot XS650
    Part #
    18-0865
    Gasket (Pk./2.) - Intake Spigot (Carb Holder Rubber) - Fits: 1970-84 650's OEM Ref.# 256-13556-01 j XS1 XS1B XS2 TX650 XS650Fits: Between XS650 Manifolds (Carb Spacers) and cylinder head and between the XS manifolds and the carb holders for the PWK 32.Fits: Keihin Flatslide PWK 32mm. XS Performance Carb Set for XS650.... 
  31. XS Performance Carb XS650 ** UNASSEMBLED KIT **
    Part #
    48-9001
    XS Performance Carb XS650! ** UNASSEMBLED KIT **32mm Flatslide Carb Set - Includes: Right & Left Carbs, Manifold Gaskets (#18-0865), Carb holder screws (#49-0741), 2 into 1 Throttle Cable (#48-9046), Billet Aluminum Intake Manifolds, Rubber Hose, 49mm Band clamp (#15-0685), 67mm Band Clamps (#15-0686), Fuel Line Fi... 
  32. Float Bowl O-Ring PWK32
    Part #
    48-9020
    O-Ring for Float BowlFits: Flatslide PWK 32mm. XS Performance Carburetor 48-9010 
  33. Drain Plug O-Ring PWK32
    Part #
    48-9021
    O-Ring for Float Bowl Drain PlugFits: Flatslide PWK 32mm. XS Performance Carburetors 48-9010 
  34. Screws - Carb Top  (Slide) Cover
    Part #
    48-9030
    Screws (Pk/2) for carb Top (Slide) Cover.Fits: Flatslide PWK 32mm XS Performance Carburetor 48-9010 
  35. Throttle Spring/cable plastic Collar
    Part #
    48-9029
    Plastic cable/spring collar - retains/guides throttle spring and cable at carb.slide.Fits: Flatslide PWK 32mm. XS Performance Carburetor 48-9010 / 48-9000 /48-9001 
  36. Chrome Throttle Valve (Slide) PWK32
    Part #
    48-9028
    Chrome #3.5 Throttle Valve (Slide) for Keihin XS 32mm. PWK Performance Carburetor.Fits: Flatslide PWK 32mm. XS Carb Set 
  37. Main Jet Holder PWK32
    Part #
    48-9026
    Main Jet Holder for PWK 32.Fits: Flatslide PWK 32mm. XS Performance Carburetor 48-9010 / 48-9000 /48-9001 
  38. Jet Block mounting Screws
    Part #
    48-9025
    Mounting Screws (Pk./2) for Jet Block mounting.special 4mm. x M0.7 x 10mm. long with T-20 Torx head.Fits: Flatslide PWK 32mm. XS Performance Carburetor 48-9010 / 48-9000 /48-9001 
  39. Jet Block O-Ring PWK32
    Part #
    48-9024
    Jet Block Main Gasket (O-Ring Assy.)Fits: Flatslide PWK 32mm. XS Performance Carburetor 48-9010 
  40. Float Needle with clip PWK32
    Part #
    48-9023
    Float Needle with Clip.Fits: Flatslide PWK 32mm. XS Performance Carburetor 48-9010 
  41. Carb Slide Top  Gasket PWK32
    Part #
    48-9022
    Gasket for Carb Top (Slide) Cover.Fits: Flatslide PWK 32mm. XS Performance Carburetor 48-9010 
  42. Air Filter - 54mm. XS performance Pod Air Filter - Mikuni BS34 CV
    Part #
    15-0035
    Premium quality 54mm. motorcycle Pod Air Filter - Tapered Oval style with Chrome end cap. (2.75") deep x 74 mm. (2.91") wide x 85 mm. (3 3/8") high (at base). Pod is an improved replica (Dyno & flow bench developed) of the most popular brand on the market. Features molded in internal stack, no step rubber mount... 
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