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    Throttle membranes

    Discover quality membranes for fuel and vacuum system parts designed to restore precise operation and reliability to your motorcycle. Our selection covers common fuel pump and carburetor applications, helping you fix performance issues caused by worn or cracked diaphragms.

    Choose from membranes made of resistant materials that withstand fuel, oil, and temperature changes, ensuring stable fuel delivery and vacuum control. Each part is selected for accurate fit and consistent performance in real riding conditions.

    Why choose membranes from starmoto.eu?

    • Reliable replacements for worn or damaged diaphragms
    • Compatible with a wide range of motorcycle fuel and vacuum systems
    • Helps improve starting, idling, and throttle response

    If you are unsure which membrane fits your bike, check your model specifications or contact support for help finding the right spare part.

    View as Grid List

    Items 1-36 of 376

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      • Moto GP weekend
      • 1-2 business days
      • In the Tallinn store
      electric choke NARAKU for Dellorto, Arreche, OEM carbs, piston diameter 7mmelectric choke NARAKU for Dellorto, Arreche, OEM carbs, piston diameter 7mm
      • Moto GP weekend
      • 1-2 business days
      • In the Tallinn store
      Add to Wish List Add to Compare
      electric choke NARAKU for Dellorto, Arreche, OEM carbs, piston diameter 7mm
      Special Price €11.00 Regular Price €14.00 -21%
      • Moto GP weekend
      • 4-9 business days
      Main jet set NARAKU M5 80-98 - 10 pcsMain jet set NARAKU M5 80-98 - 10 pcs
      • Moto GP weekend
      • 4-9 business days
      Add to Wish List Add to Compare
      Main jet set NARAKU M5 80-98 - 10 pcs
      Special Price €17.50 Regular Price €21.50 -19%
      • Moto GP weekend
      • 4-9 business days
      Main jet set NARAKU for Dellorto carburetor M5 90-110, 10 pcsMain jet set NARAKU for Dellorto carburetor M5 90-110, 10 pcs
      • Moto GP weekend
      • 4-9 business days
      Add to Wish List Add to Compare
      Main jet set NARAKU for Dellorto carburetor M5 90-110, 10 pcs
      Special Price €16.50 Regular Price €20.50 -20%
      • Moto GP weekend
      • 4-9 business days
      main jet set NARAKU Dellorto M6 110-128 - 10 pcsmain jet set NARAKU Dellorto M6 110-128 - 10 pcs
      • Moto GP weekend
      • 4-9 business days
      Add to Wish List Add to Compare
      main jet set NARAKU Dellorto M6 110-128 - 10 pcs
      Special Price €15.50 Regular Price €19.50 -21%
      • Moto GP weekend
      • 4-9 business days
      electric choke NARAKU for Mikuni carburetor, mounting hole distance 30mmelectric choke NARAKU for Mikuni carburetor, mounting hole distance 30mm
      • Moto GP weekend
      • 4-9 business days
      Add to Wish List Add to Compare
      electric choke NARAKU for Mikuni carburetor, mounting hole distance 30mm
      Special Price €11.50 Regular Price €14.00 -18%
      • Moto GP weekend
      • 1-2 business days
      • In the Tallinn store
      Main jet set NARAKU M5 for PWK carburetor 140-158Main jet set NARAKU M5 for PWK carburetor 140-158
      • Moto GP weekend
      • 1-2 business days
      • In the Tallinn store
      Add to Wish List Add to Compare
      Main jet set NARAKU M5 for PWK carburetor 140-158
      Special Price €16.50 Regular Price €20.50 -20%
      • Moto GP weekend
      • 1-2 business days
      • In the Tallinn store
      Main jet set NARAKU M5 for PWK carburetor 160-178Main jet set NARAKU M5 for PWK carburetor 160-178
      • Moto GP weekend
      • 1-2 business days
      • In the Tallinn store
      Add to Wish List Add to Compare
      Main jet set NARAKU M5 for PWK carburetor 160-178
      Special Price €16.50 Regular Price €20.50 -20%
      • Moto GP weekend
      • 1-2 business days
      • In the Tallinn store
      electric choke NARAKU China 2-stroke QJ, 40QMB, 40QMB-4electric choke NARAKU China 2-stroke QJ, 40QMB, 40QMB-4
      • Moto GP weekend
      • 1-2 business days
      • In the Tallinn store
      Add to Wish List Add to Compare
      electric choke NARAKU China 2-stroke QJ, 40QMB, 40QMB-4
      Special Price €15.00 Regular Price €18.50 -19%
      • Moto GP weekend
      • 1-2 business days
      • In the Tallinn store
      Carburetor needle kit NARAKU PHBG 17.5-21mm, W3, W4, W5, W7, W8, W9, W10, W11, W12, W25Carburetor needle kit NARAKU PHBG 17.5-21mm, W3, W4, W5, W7, W8, W9, W10, W11, W12, W25
      • Moto GP weekend
      • 1-2 business days
      • In the Tallinn store
      Add to Wish List Add to Compare
      Carburetor needle kit NARAKU PHBG 17.5-21mm, W3, W4, W5, W7, W8, W9, W10, W11, W12, W25
      Special Price €25.50 Regular Price €31.50 -19%
      • Moto GP weekend
      • 1-2 business days
      • In the Tallinn store
      carburetor float bowl NARAKU PHVA, PHBN (without overflow pipe)carburetor float bowl NARAKU PHVA, PHBN (without overflow pipe)
      • Moto GP weekend
      • 1-2 business days
      • In the Tallinn store
      Add to Wish List Add to Compare
      carburetor float bowl NARAKU PHVA, PHBN (without overflow pipe)
      Special Price €9.80 Regular Price €12.50 -22%
      • Moto GP weekend
      • 4-9 business days
      boost bottle MALOSSI MACS I FKM - universalboost bottle MALOSSI MACS I FKM - universal
      • Moto GP weekend
      • 4-9 business days
      Add to Wish List Add to Compare
      boost bottle MALOSSI MACS I FKM - universal
      Special Price €47.50 Regular Price €59.00 -19%
      • Moto GP weekend
      • 4-9 business days
      Float bowl MALOSSI for DellOrto PHBL and PHBH carburetors, transparentFloat bowl MALOSSI for DellOrto PHBL and PHBH carburetors, transparent
      • Moto GP weekend
      • 4-9 business days
      Add to Wish List Add to Compare
      Float bowl MALOSSI for DellOrto PHBL and PHBH carburetors, transparent
      Special Price €27.50 Regular Price €34.50 -20%
      • Moto GP weekend
      • 1-2 business days
      • In the Tallinn store
      Float bowl MALOSSI for Dellorto PHBG 15 - 21 carburetor, transparentFloat bowl MALOSSI for Dellorto PHBG 15 - 21 carburetor, transparent
      • Moto GP weekend
      • 1-2 business days
      • In the Tallinn store
      Add to Wish List Add to Compare
      Float bowl MALOSSI for Dellorto PHBG 15 - 21 carburetor, transparent
      Special Price €21.00 Regular Price €26.00 -19%
      • Moto GP weekend
      • 1-2 business days
      • In the Tallinn store
      Carburetor float bowl 101 OCTANE GY6 50cc 139QMB/QMA metal versionCarburetor float bowl 101 OCTANE GY6 50cc 139QMB/QMA metal version
      • Moto GP weekend
      • 1-2 business days
      • In the Tallinn store
      Add to Wish List Add to Compare
      Carburetor float bowl 101 OCTANE GY6 50cc 139QMB/QMA metal version
      Special Price €10.50 Regular Price €13.00 -19%
      • 1-2 business days
      • In the Tallinn store
      Carburetor air cut valve diaphragm 101 OCTANE GY6 50cc 139QMB/QMACarburetor air cut valve diaphragm 101 OCTANE GY6 50cc 139QMB/QMA
      • 1-2 business days
      • In the Tallinn store
      Add to Wish List Add to Compare
      Carburetor air cut valve diaphragm 101 OCTANE GY6 50cc 139QMB/QMA
      €3.10
      • Moto GP weekend
      • 4-9 business days
      Carburetor air adjust screw 101 OCTANE GY6 50cc 139QMB/QMACarburetor air adjust screw 101 OCTANE GY6 50cc 139QMB/QMA
      • Moto GP weekend
      • 4-9 business days
      Add to Wish List Add to Compare
      Carburetor air adjust screw 101 OCTANE GY6 50cc 139QMB/QMA
      Special Price €2.40 Regular Price €3.00 -20%
      • Moto GP weekend
      • 1-2 business days
      • In the Tallinn store
      Carburetor float needle valve 101 OCTANE GY6 50cc 139QMB/QMA 5mmCarburetor float needle valve 101 OCTANE GY6 50cc 139QMB/QMA 5mm
      • Moto GP weekend
      • 1-2 business days
      • In the Tallinn store
      Add to Wish List Add to Compare
      Carburetor float needle valve 101 OCTANE GY6 50cc 139QMB/QMA 5mm
      Special Price €2.20 Regular Price €2.75 -20%
      • Moto GP weekend
      • 1-2 business days
      • In the Tallinn store
      Carburetor slide spring 101 OCTANE GY6 50cc 139QMB/QMACarburetor slide spring 101 OCTANE GY6 50cc 139QMB/QMA
      • Moto GP weekend
      • 1-2 business days
      • In the Tallinn store
      Add to Wish List Add to Compare
      Carburetor slide spring 101 OCTANE GY6 50cc 139QMB/QMA
      Special Price €2.00 Regular Price €2.50 -20%
      • Moto GP weekend
      • 1-2 business days
      • In the Tallinn store
      Carburetor cover screw 101 OCTANE GY6 50cc 139QMB/QMA, 1 pieceCarburetor cover screw 101 OCTANE GY6 50cc 139QMB/QMA, 1 piece
      • Moto GP weekend
      • 1-2 business days
      • In the Tallinn store
      Add to Wish List Add to Compare
      Carburetor cover screw 101 OCTANE GY6 50cc 139QMB/QMA, 1 piece
      Special Price €0.90 Regular Price €1.10 -18%
      • Moto GP weekend
      • 1-2 business days
      • In the Tallinn store
      Carburetor float bowl screw 101 OCTANE GY6 50cc 139QMB/QMA, 1 pieceCarburetor float bowl screw 101 OCTANE GY6 50cc 139QMB/QMA, 1 piece
      • Moto GP weekend
      • 1-2 business days
      • In the Tallinn store
      Add to Wish List Add to Compare
      Carburetor float bowl screw 101 OCTANE GY6 50cc 139QMB/QMA, 1 piece
      Special Price €1.05 Regular Price €1.10 -5%
      • 1-2 business days
      • In the Tallinn store
      Screw 101 OCTANE GY6 50cc 139QMB/QMA air cut valve and choke plateScrew 101 OCTANE GY6 50cc 139QMB/QMA air cut valve and choke plate
      • 1-2 business days
      • In the Tallinn store
      Add to Wish List Add to Compare
      Screw 101 OCTANE GY6 50cc 139QMB/QMA air cut valve and choke plate
      €1.60
      • Moto GP weekend
      • 4-9 business days
      Electric choke mount 101 OCTANE GY6 50cc 139QMB/QMAElectric choke mount 101 OCTANE GY6 50cc 139QMB/QMA
      • Moto GP weekend
      • 4-9 business days
      Add to Wish List Add to Compare
      Electric choke mount 101 OCTANE GY6 50cc 139QMB/QMA
      Special Price €1.20 Regular Price €1.50 -20%
      • Moto GP weekend
      • 1-2 business days
      • In the Tallinn store
      Carburetor float pin 101 OCTANE GY6 50cc 139QMB/QMACarburetor float pin 101 OCTANE GY6 50cc 139QMB/QMA
      • Moto GP weekend
      • 1-2 business days
      • In the Tallinn store
      Add to Wish List Add to Compare
      Carburetor float pin 101 OCTANE GY6 50cc 139QMB/QMA
      Special Price €1.05 Regular Price €1.30 -19%
      • Moto GP weekend
      • 1-2 business days
      • In the Tallinn store
      carburetor diaphragm 101 OCTANE 18mm slide diameter, with needle, China 4-stroke 139QMB/QMcarburetor diaphragm 101 OCTANE 18mm slide diameter, with needle, China 4-stroke 139QMB/QM
      • Moto GP weekend
      • 1-2 business days
      • In the Tallinn store
      Add to Wish List Add to Compare
      carburetor diaphragm 101 OCTANE 18mm slide diameter, with needle, China 4-stroke 139QMB/QM
      Special Price €6.00 Regular Price €7.50 -20%
      • Moto GP weekend
      • 1-2 business days
      • In the Tallinn store
      Carburetor cover 101 OCTANE GY6 50cc 139QMB/QMACarburetor cover 101 OCTANE GY6 50cc 139QMB/QMA
      • Moto GP weekend
      • 1-2 business days
      • In the Tallinn store
      Add to Wish List Add to Compare
      Carburetor cover 101 OCTANE GY6 50cc 139QMB/QMA
      Special Price €3.10 Regular Price €3.85 -19%
      • Moto GP weekend
      • 1-2 business days
      • In the Tallinn store
      carburetor diaphragm 101 OCTANE 16mm round slide diameter for China 4-stroke 139QMB/QMAcarburetor diaphragm 101 OCTANE 16mm round slide diameter for China 4-stroke 139QMB/QMA
      • Moto GP weekend
      • 1-2 business days
      • In the Tallinn store
      Add to Wish List Add to Compare
      carburetor diaphragm 101 OCTANE 16mm round slide diameter for China 4-stroke 139QMB/QMA
      Special Price €6.55 Regular Price €8.20 -20%
      • Moto GP weekend
      • 1-2 business days
      • In the Tallinn store
      Carburetor float 101 OCTANE GY6 50cc 139QMB/QMACarburetor float 101 OCTANE GY6 50cc 139QMB/QMA
      • Moto GP weekend
      • 1-2 business days
      • In the Tallinn store
      Add to Wish List Add to Compare
      Carburetor float 101 OCTANE GY6 50cc 139QMB/QMA
      Special Price €2.20 Regular Price €2.75 -20%
      • Moto GP weekend
      • 4-9 business days
      Carburetor diaphragm 101 OCTANE 18mm round slide diameter 139QMB/QMACarburetor diaphragm 101 OCTANE 18mm round slide diameter 139QMB/QMA
      • Moto GP weekend
      • 4-9 business days
      Add to Wish List Add to Compare
      Carburetor diaphragm 101 OCTANE 18mm round slide diameter 139QMB/QMA
      Special Price €6.10 Regular Price €7.65 -20%
      • Moto GP weekend
      • 4-9 business days
      Carburetor air cut valve diaphragm 101 OCTANE CVK long needle type 139QMB 4cmCarburetor air cut valve diaphragm 101 OCTANE CVK long needle type 139QMB 4cm
      • Moto GP weekend
      • 4-9 business days
      Add to Wish List Add to Compare
      Carburetor air cut valve diaphragm 101 OCTANE CVK long needle type 139QMB 4cm
      Special Price €3.70 Regular Price €4.65 -20%
      • Moto GP weekend
      • 1-2 business days
      • In the Tallinn store
      Carburetor diaphragm 101 OCTANE 20mm round slide diameter for China 4-stroke 139QMB/QMACarburetor diaphragm 101 OCTANE 20mm round slide diameter for China 4-stroke 139QMB/QMA
      • Moto GP weekend
      • 1-2 business days
      • In the Tallinn store
      Add to Wish List Add to Compare
      Carburetor diaphragm 101 OCTANE 20mm round slide diameter for China 4-stroke 139QMB/QMA
      Special Price €6.00 Regular Price €7.50 -20%
      • Moto GP weekend
      • 1-2 business days
      • In the Tallinn store
      Fuel filter 101 OCTANE universalFuel filter 101 OCTANE universal
      • Moto GP weekend
      • 1-2 business days
      • In the Tallinn store
      Add to Wish List Add to Compare
      Fuel filter 101 OCTANE universal
      Special Price €2.30 Regular Price €2.85 -19%
      • Moto GP weekend
      • 1-2 business days
      • In the Tallinn store
      Carburetor slide spring 101 OCTANE GY6 125, 150cc 152QMICarburetor slide spring 101 OCTANE GY6 125, 150cc 152QMI
      • Moto GP weekend
      • 1-2 business days
      • In the Tallinn store
      Add to Wish List Add to Compare
      Carburetor slide spring 101 OCTANE GY6 125, 150cc 152QMI
      Special Price €1.10 Regular Price €1.35 -19%
      • Moto GP weekend
      • 4-9 business days
      main jet 101 OCTANE Gurtner 052 size 52main jet 101 OCTANE Gurtner 052 size 52
      • Moto GP weekend
      • 4-9 business days
      Add to Wish List Add to Compare
      main jet 101 OCTANE Gurtner 052 size 52
      Special Price €2.30 Regular Price €2.85 -19%
      • Moto GP weekend
      • 1-2 business days
      • In the Tallinn store
      Carburetor main jet 101 OCTANE 054 for Gurtner, size 54Carburetor main jet 101 OCTANE 054 for Gurtner, size 54
      • Moto GP weekend
      • 1-2 business days
      • In the Tallinn store
      Add to Wish List Add to Compare
      Carburetor main jet 101 OCTANE 054 for Gurtner, size 54
      Special Price €2.30 Regular Price €2.85 -19%
      • Moto GP weekend
      • 4-9 business days
      carburetor main jet 101 OCTANE Gurtner 056carburetor main jet 101 OCTANE Gurtner 056
      • Moto GP weekend
      • 4-9 business days
      Add to Wish List Add to Compare
      carburetor main jet 101 OCTANE Gurtner 056
      Special Price €2.30 Regular Price €2.85 -19%
      • Moto GP weekend
      • 4-9 business days
      carburetor main jet 101 OCTANE Gurtner 058, size 58carburetor main jet 101 OCTANE Gurtner 058, size 58
      • Moto GP weekend
      • 4-9 business days
      Add to Wish List Add to Compare
      carburetor main jet 101 OCTANE Gurtner 058, size 58
      Special Price €2.30 Regular Price €2.85 -19%
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    1. 125cc GY6 1P52QMJ/QMI 3item
    2. 150cc GY6 1P57QMJ/QMI 3item
    3. 50cc GY6 1P39QMB 21item
    4. 50cc GY6 1P39QMA-A 4V 20item
    5. 50cc 1PE40QMB 2item
    6. 50cc Minarelli MY (horis. pikk õhk) 1 item
    7. 50cc Minarelli CY (horis, lühike, õhk) 1 item
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