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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 Gurtner - 076carburetor main jet 101 for Gurtner - 076
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      • 4-9 business days
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      carburetor main jet 101 for Gurtner - 076
      Special Price €2.00 Regular Price €2.85 -30%
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      carburetor main jet 101 OCTANE 078, Gurtnercarburetor main jet 101 OCTANE 078, Gurtner
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      carburetor main jet 101 OCTANE 078, Gurtner
      Special Price €1.35 Regular Price €1.80 -25%
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      • 4-9 business days
      carburetor main jet 101 for Gurtner - 080carburetor main jet 101 for Gurtner - 080
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      • 4-9 business days
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      carburetor main jet 101 for Gurtner - 080
      Special Price €2.00 Regular Price €2.85 -30%
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      carburetor main jet 101 OCTANE Keihin M4 - 060carburetor main jet 101 OCTANE Keihin M4 - 060
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      carburetor main jet 101 OCTANE Keihin M4 - 060
      Special Price €2.00 Regular Price €2.85 -30%
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      carburetor main jet 101 OCTANE Keihin M4 - 062carburetor main jet 101 OCTANE Keihin M4 - 062
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      carburetor main jet 101 OCTANE Keihin M4 - 062
      Special Price €1.90 Regular Price €2.75 -31%
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      carburetor main jet 101 OCTANE Keihin M4 - 066carburetor main jet 101 OCTANE Keihin M4 - 066
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      carburetor main jet 101 OCTANE Keihin M4 - 066
      Special Price €1.90 Regular Price €2.75 -31%
      • Sale
      • 1-2 business days
      • In the Tallinn store
      Carburetor main jet 101 OCTANE Keihin M4 - 068Carburetor main jet 101 OCTANE Keihin M4 - 068
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      Carburetor main jet 101 OCTANE Keihin M4 - 068
      Special Price €1.90 Regular Price €2.75 -31%
      • Sale
      • 4-9 business days
      carburetor main jet 101 for Keihin M4 - 074carburetor main jet 101 for Keihin M4 - 074
      • Sale
      • 4-9 business days
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      carburetor main jet 101 for Keihin M4 - 074
      Special Price €2.00 Regular Price €2.85 -30%
      • Sale
      • 4-9 business days
      carburetor main jet 101 for Keihin M4 - 078carburetor main jet 101 for Keihin M4 - 078
      • Sale
      • 4-9 business days
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      carburetor main jet 101 for Keihin M4 - 078
      Special Price €2.00 Regular Price €2.85 -30%
      • Sale
      • 1-2 business days
      • In the Tallinn store
      carburetor main jet 101 OCTANE Keihin M4 - 080carburetor main jet 101 OCTANE Keihin M4 - 080
      • Sale
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      carburetor main jet 101 OCTANE Keihin M4 - 080
      Special Price €2.00 Regular Price €2.85 -30%
      • Sale
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      Carburetor main jet 101 OCTANE Keihin M4 - 082Carburetor main jet 101 OCTANE Keihin M4 - 082
      • Sale
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      Carburetor main jet 101 OCTANE Keihin M4 - 082
      Special Price €2.00 Regular Price €2.85 -30%
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      carburetor main jet 101 OCTANE Keihin M4 - 084carburetor main jet 101 OCTANE Keihin M4 - 084
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      carburetor main jet 101 OCTANE Keihin M4 - 084
      Special Price €2.00 Regular Price €2.85 -30%
      • Sale
      • 4-9 business days
      carburetor main jet 101 for Keihin M4 - 086carburetor main jet 101 for Keihin M4 - 086
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      carburetor main jet 101 for Keihin M4 - 086
      Special Price €2.00 Regular Price €2.85 -30%
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      carburetor main jet 101 for Keihin M4 - 088carburetor main jet 101 for Keihin M4 - 088
      • Sale
      • 4-9 business days
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      carburetor main jet 101 for Keihin M4 - 088
      Special Price €2.00 Regular Price €2.85 -30%
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      • 4-9 business days
      carburetor main jet 101 for Keihin M4 - 090carburetor main jet 101 for Keihin M4 - 090
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      • 4-9 business days
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      carburetor main jet 101 for Keihin M4 - 090
      Special Price €2.00 Regular Price €2.85 -30%
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      • 4-9 business days
      carburetor main jet 101 for Keihin M4 - 092carburetor main jet 101 for Keihin M4 - 092
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      • 4-9 business days
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      carburetor main jet 101 for Keihin M4 - 092
      Special Price €2.00 Regular Price €2.85 -30%
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      carburetor main jet 101 for Keihin M4 - 094carburetor main jet 101 for Keihin M4 - 094
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      carburetor main jet 101 for Keihin M4 - 094
      Special Price €2.00 Regular Price €2.85 -30%
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      carburetor main jet 101 for Keihin M4 - 096carburetor main jet 101 for Keihin M4 - 096
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      carburetor main jet 101 for Keihin M4 - 096
      Special Price €2.00 Regular Price €2.85 -30%
      • Sale
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      carburetor main jet 101 OCTANE Keihin M4 - 098carburetor main jet 101 OCTANE Keihin M4 - 098
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      carburetor main jet 101 OCTANE Keihin M4 - 098
      Special Price €2.00 Regular Price €2.85 -30%
      • Sale
      • 1-2 business days
      • In the Tallinn store
      Jet 101 OCTANE Power Jet 101 for PWK carburetor size 0, closedJet 101 OCTANE Power Jet 101 for PWK carburetor size 0, closed
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      Jet 101 OCTANE Power Jet 101 for PWK carburetor size 0, closed
      Special Price €1.75 Regular Price €2.05 -15%
      • Sale
      • 4-9 business days
      Power jet 101 OCTANE 101 for PWK carburetor, size 26Power jet 101 OCTANE 101 for PWK carburetor, size 26
      • Sale
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      Power jet 101 OCTANE 101 for PWK carburetor, size 26
      Special Price €2.10 Regular Price €3.00 -30%
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      power jet 101 OCTANE 101 for PWK carburetor size 28power jet 101 OCTANE 101 for PWK carburetor size 28
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      power jet 101 OCTANE 101 for PWK carburetor size 28
      Special Price €1.70 Regular Price €2.05 -17%
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      power jet 101 OCTANE for PWK carburetor size 30power jet 101 OCTANE for PWK carburetor size 30
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      power jet 101 OCTANE for PWK carburetor size 30
      Special Price €1.70 Regular Price €2.05 -17%
      • Sale
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      power jet 101 OCTANE for PWK carburetor, size 32power jet 101 OCTANE for PWK carburetor, size 32
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      power jet 101 OCTANE for PWK carburetor, size 32
      Special Price €2.10 Regular Price €3.00 -30%
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      Power jet 101 OCTANE for PWK carburetor, size 34Power jet 101 OCTANE for PWK carburetor, size 34
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      Power jet 101 OCTANE for PWK carburetor, size 34
      Special Price €1.70 Regular Price €2.05 -17%
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      power jet 101 OCTANE for PWK carburetor size 36power jet 101 OCTANE for PWK carburetor size 36
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      power jet 101 OCTANE for PWK carburetor size 36
      Special Price €1.70 Regular Price €2.05 -17%
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      Power jet 101 OCTANE 101 for PWK carburetor size 38Power jet 101 OCTANE 101 for PWK carburetor size 38
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      Power jet 101 OCTANE 101 for PWK carburetor size 38
      Special Price €1.70 Regular Price €2.05 -17%
      • Sale
      • 4-9 business days
      101 OCTANE Dellorto carburetor electric-to-manual choke conversion kit101 OCTANE Dellorto carburetor electric-to-manual choke conversion kit
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      101 OCTANE Dellorto carburetor electric-to-manual choke conversion kit
      Special Price €6.75 Regular Price €9.65 -30%
      • Sale
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      idle jet 101 OCTANE PHBG-PHBD size 30idle jet 101 OCTANE PHBG-PHBD size 30
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      idle jet 101 OCTANE PHBG-PHBD size 30
      Special Price €1.90 Regular Price €2.75 -31%
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      Idle jet 101 OCTANE PHBG-PHBD size 32Idle jet 101 OCTANE PHBG-PHBD size 32
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      Idle jet 101 OCTANE PHBG-PHBD size 32
      Special Price €1.90 Regular Price €2.75 -31%
      • Sale
      • 1-2 business days
      • In the Tallinn store
      slow jet 101 OCTANE PHBG-PHBD, size 38slow jet 101 OCTANE PHBG-PHBD, size 38
      • Sale
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      slow jet 101 OCTANE PHBG-PHBD, size 38
      Special Price €1.90 Regular Price €2.75 -31%
      • Sale
      • 4-9 business days
      slow jet / idle jet 101 for Dellorto carburetor PHBG - PHBD - size 40slow jet / idle jet 101 for Dellorto carburetor PHBG - PHBD - size 40
      • Sale
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      slow jet / idle jet 101 for Dellorto carburetor PHBG - PHBD - size 40
      Special Price €2.00 Regular Price €2.85 -30%
      • Sale
      • 1-2 business days
      • In the Tallinn store
      pilot jet 101 OCTANE 101 Dellorto PHBG - PHBD size 42pilot jet 101 OCTANE 101 Dellorto PHBG - PHBD size 42
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      pilot jet 101 OCTANE 101 Dellorto PHBG - PHBD size 42
      Special Price €3.50 Regular Price €5.00 -30%
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      idle jet 101 OCTANE PHBG - PHBD size 48idle jet 101 OCTANE PHBG - PHBD size 48
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      idle jet 101 OCTANE PHBG - PHBD size 48
      Special Price €1.90 Regular Price €2.75 -31%
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      pilot jet 101 OCTANE PHBG-PHBD size 50pilot jet 101 OCTANE PHBG-PHBD size 50
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      pilot jet 101 OCTANE PHBG-PHBD size 50
      Special Price €1.90 Regular Price €2.75 -31%
      • Sale
      • 1-2 business days
      • In the Tallinn store
      idle jet 101 OCTANE Dellorto PHBG-PHBD size 52idle jet 101 OCTANE Dellorto PHBG-PHBD size 52
      • Sale
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      • In the Tallinn store
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      idle jet 101 OCTANE Dellorto PHBG-PHBD size 52
      Special Price €1.90 Regular Price €2.75 -31%
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