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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.

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      carburetor main jet 101 for Keihin M5 - 135carburetor main jet 101 for Keihin M5 - 135
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      carburetor main jet 101 for Keihin M5 - 135
      Special Price €2.00 Regular Price €2.85 -30%
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      carburetor main jet 101 OCTANE M5 - 140carburetor main jet 101 OCTANE M5 - 140
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      carburetor main jet 101 OCTANE M5 - 140
      Special Price €2.00 Regular Price €2.85 -30%
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      carburetor main jet 101 OCTANE M5 - 145carburetor main jet 101 OCTANE M5 - 145
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      carburetor main jet 101 OCTANE M5 - 145
      Special Price €2.00 Regular Price €2.85 -30%
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      carburetor main jet 101 OCTANE M5 - 150carburetor main jet 101 OCTANE M5 - 150
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      carburetor main jet 101 OCTANE M5 - 150
      Special Price €2.00 Regular Price €2.85 -30%
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      • In the Tallinn store
      Carburetor main jet 101 OCTANE M5 - 058Carburetor main jet 101 OCTANE M5 - 058
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      Carburetor main jet 101 OCTANE M5 - 058
      Special Price €2.00 Regular Price €2.85 -30%
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      Carburetor main jet 101 OCTANE M5 - 060Carburetor main jet 101 OCTANE M5 - 060
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      Carburetor main jet 101 OCTANE M5 - 060
      Special Price €2.00 Regular Price €2.85 -30%
      • Sale
      • 1-2 business days
      • In the Tallinn store
      Carburetor main jet 101 OCTANE M5 101 for 4-stroke - 066Carburetor main jet 101 OCTANE M5 101 for 4-stroke - 066
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      Carburetor main jet 101 OCTANE M5 101 for 4-stroke - 066
      Special Price €1.55 Regular Price €2.15 -28%
      • Sale
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      Carburetor main jet 101 OCTANE Keihin M5 - 068Carburetor main jet 101 OCTANE Keihin M5 - 068
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      Carburetor main jet 101 OCTANE Keihin M5 - 068
      Special Price €2.00 Regular Price €2.85 -30%
      • Sale
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      • In the Tallinn store
      carburetor main jet 101 OCTANE 101 M5 070carburetor main jet 101 OCTANE 101 M5 070
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      carburetor main jet 101 OCTANE 101 M5 070
      Special Price €2.00 Regular Price €2.85 -30%
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      carburetor main jet 101 OCTANE M5 - 072carburetor main jet 101 OCTANE M5 - 072
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      carburetor main jet 101 OCTANE M5 - 072
      Special Price €2.00 Regular Price €2.85 -30%
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      • In the Tallinn store
      carburetor main jet 101 OCTANE M5 - 074 for Keihincarburetor main jet 101 OCTANE M5 - 074 for Keihin
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      carburetor main jet 101 OCTANE M5 - 074 for Keihin
      Special Price €2.00 Regular Price €2.85 -30%
      • Sale
      • 4-9 business days
      Carburetor main jet OEM STANDARD 75 Honda MB MT MTX, Yamaha RD DTCarburetor main jet OEM STANDARD 75 Honda MB MT MTX, Yamaha RD DT
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      Carburetor main jet OEM STANDARD 75 Honda MB MT MTX, Yamaha RD DT
      Special Price €3.75 Regular Price €5.35 -30%
      • Sale
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      Carburetor main jet 101 OCTANE M5 for Keihin - 076Carburetor main jet 101 OCTANE M5 for Keihin - 076
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      Carburetor main jet 101 OCTANE M5 for Keihin - 076
      Special Price €2.00 Regular Price €2.85 -30%
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      Carburetor main jet 101 OCTANE M5 078Carburetor main jet 101 OCTANE M5 078
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      Carburetor main jet 101 OCTANE M5 078
      Special Price €2.00 Regular Price €2.85 -30%
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      carburetor main jet 101 OCTANE Keihin M5 - 080carburetor main jet 101 OCTANE Keihin M5 - 080
      • Sale
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      carburetor main jet 101 OCTANE Keihin M5 - 080
      Special Price €2.00 Regular Price €2.85 -30%
      • Sale
      • 4-9 business days
      carburetor main jet 101 for Keihin M5 - 082carburetor main jet 101 for Keihin M5 - 082
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      carburetor main jet 101 for Keihin M5 - 082
      Special Price €1.90 Regular Price €2.75 -31%
      • Sale
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      Carburetor main jet 101 OCTANE M5 - 084Carburetor main jet 101 OCTANE M5 - 084
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      Carburetor main jet 101 OCTANE M5 - 084
      Special Price €2.00 Regular Price €2.85 -30%
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      carburetor main jet 101 OCTANE Keihin M5 - 086carburetor main jet 101 OCTANE Keihin M5 - 086
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      carburetor main jet 101 OCTANE Keihin M5 - 086
      Special Price €2.00 Regular Price €2.85 -30%
      • Sale
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      Carburetor main jet 101 OCTANE M5 - 088Carburetor main jet 101 OCTANE M5 - 088
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      Carburetor main jet 101 OCTANE M5 - 088
      Special Price €2.00 Regular Price €2.85 -30%
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      carburetor main jet 101 OCTANE Keihin M5 - 090carburetor main jet 101 OCTANE Keihin M5 - 090
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      carburetor main jet 101 OCTANE Keihin M5 - 090
      Special Price €2.00 Regular Price €2.85 -30%
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      Carburetor main jet 101 OCTANE M5 - 092Carburetor main jet 101 OCTANE M5 - 092
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      Carburetor main jet 101 OCTANE M5 - 092
      Special Price €2.00 Regular Price €2.85 -30%
      • Sale
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      • In the Tallinn store
      Carburetor main jet 101 OCTANE M5 - 096Carburetor main jet 101 OCTANE M5 - 096
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      Carburetor main jet 101 OCTANE M5 - 096
      Special Price €1.75 Regular Price €2.50 -30%
      • Sale
      • 1-2 business days
      • In the Tallinn store
      carburetor main jet 101 OCTANE Keihin M5 - 098carburetor main jet 101 OCTANE Keihin M5 - 098
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      carburetor main jet 101 OCTANE Keihin M5 - 098
      Special Price €2.00 Regular Price €2.85 -30%
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      carburetor main jet 101 OCTANE Keihin M4 - 100carburetor main jet 101 OCTANE Keihin M4 - 100
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      carburetor main jet 101 OCTANE Keihin M4 - 100
      Special Price €1.90 Regular Price €2.75 -31%
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      • 4-9 business days
      main jet 101 OCTANE 101 for Keihin carburetor 4mm 034main jet 101 OCTANE 101 for Keihin carburetor 4mm 034
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      main jet 101 OCTANE 101 for Keihin carburetor 4mm 034
      Special Price €2.00 Regular Price €2.85 -30%
      • Sale
      • 4-9 business days
      Float bowl drain bolt ARRECHEFloat bowl drain bolt ARRECHE
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      Float bowl drain bolt ARRECHE
      Special Price €3.40 Regular Price €4.85 -30%
      • Sale
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      electric choke DELLORTO for PHVA/PHVB carburetorselectric choke DELLORTO for PHVA/PHVB carburetors
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      electric choke DELLORTO for PHVA/PHVB carburetors
      Special Price €49.00 Regular Price €68.50 -28%
      • Sale
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      • In the Tallinn store
      Carburetor slide spring 101 OCTANE GY6 125, 150cc 152QMICarburetor slide spring 101 OCTANE GY6 125, 150cc 152QMI
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      Carburetor slide spring 101 OCTANE GY6 125, 150cc 152QMI
      Special Price €1.00 Regular Price €1.35 -26%
      • Sale
      • 4-9 business days
      main jet 101 OCTANE Gurtner 052 size 52main jet 101 OCTANE Gurtner 052 size 52
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      main jet 101 OCTANE Gurtner 052 size 52
      Special Price €2.00 Regular Price €2.85 -30%
      • Sale
      • 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
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      Carburetor main jet 101 OCTANE 054 for Gurtner, size 54
      Special Price €2.00 Regular Price €2.85 -30%
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      carburetor main jet 101 OCTANE Gurtner 056carburetor main jet 101 OCTANE Gurtner 056
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      carburetor main jet 101 OCTANE Gurtner 056
      Special Price €2.00 Regular Price €2.85 -30%
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      carburetor main jet 101 OCTANE Gurtner 058, size 58carburetor main jet 101 OCTANE Gurtner 058, size 58
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      carburetor main jet 101 OCTANE Gurtner 058, size 58
      Special Price €2.00 Regular Price €2.85 -30%
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      carburetor main jet 101 for Gurtner - 060carburetor main jet 101 for Gurtner - 060
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      carburetor main jet 101 for Gurtner - 060
      Special Price €2.00 Regular Price €2.85 -30%
      • Sale
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      • In the Tallinn store
      carburetor main jet 101 OCTANE Gurtner 062carburetor main jet 101 OCTANE Gurtner 062
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      carburetor main jet 101 OCTANE Gurtner 062
      Special Price €1.35 Regular Price €1.80 -25%
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      carburetor main jet 101 for Gurtner - 064carburetor main jet 101 for Gurtner - 064
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      carburetor main jet 101 for Gurtner - 064
      Special Price €2.00 Regular Price €2.85 -30%
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      carburetor main jet 101 for Gurtner - 066carburetor main jet 101 for Gurtner - 066
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      carburetor main jet 101 for Gurtner - 066
      Special Price €2.00 Regular Price €2.85 -30%
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