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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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    Items 145-180 of 1356

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      • Sale
      • 4-9 business days
      Carburetor slide 101 OCTANE Bing SRE 12-15mmCarburetor slide 101 OCTANE Bing SRE 12-15mm
      • Sale
      • 4-9 business days
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      Carburetor slide 101 OCTANE Bing SRE 12-15mm
      Special Price €3.05 Regular Price €4.35 -30%
      • Sale
      • 4-9 business days
      Carburetor clamp bolt 101 OCTANE Bing M5x20mm, OEM 140-522-05Carburetor clamp bolt 101 OCTANE Bing M5x20mm, OEM 140-522-05
      • Sale
      • 4-9 business days
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      Carburetor clamp bolt 101 OCTANE Bing M5x20mm, OEM 140-522-05
      Special Price €1.35 Regular Price €1.90 -29%
      • Sale
      • 4-9 business days
      Carburetor slide spacer 101 OCTANE 14-18mm Bing SRE, SRF, 13.2mmCarburetor slide spacer 101 OCTANE 14-18mm Bing SRE, SRF, 13.2mm
      • Sale
      • 4-9 business days
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      Carburetor slide spacer 101 OCTANE 14-18mm Bing SRE, SRF, 13.2mm
      Special Price €0.50 Regular Price €0.70 -29%
      • Sale
      • 4-9 business days
      Carburetor needle clip 101 OCTANE Bing 14-18mm SRE, SRF, 13.3mmCarburetor needle clip 101 OCTANE Bing 14-18mm SRE, SRF, 13.3mm
      • Sale
      • 4-9 business days
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      Carburetor needle clip 101 OCTANE Bing 14-18mm SRE, SRF, 13.3mm
      Special Price €1.35 Regular Price €1.90 -29%
      • Sale
      • 4-9 business days
      Carburetor choke pin 101 OCTANE 37mm Bing SRE, SSN, SRC, SRF 3.5mmCarburetor choke pin 101 OCTANE 37mm Bing SRE, SSN, SRC, SRF 3.5mm
      • Sale
      • 4-9 business days
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      Carburetor choke pin 101 OCTANE 37mm Bing SRE, SSN, SRC, SRF 3.5mm
      Special Price €0.95 Regular Price €1.35 -30%
      • Sale
      • 4-9 business days
      Carburetor gasket set 101 OCTANE Bing SRE 85, 4-pieceCarburetor gasket set 101 OCTANE Bing SRE 85, 4-piece
      • Sale
      • 4-9 business days
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      Carburetor gasket set 101 OCTANE Bing SRE 85, 4-piece
      Special Price €0.95 Regular Price €1.35 -30%
      • Sale
      • 4-9 business days
      Carburetor spring 101 OCTANE Bing 12-15mm, 60mm, 13mmCarburetor spring 101 OCTANE Bing 12-15mm, 60mm, 13mm
      • Sale
      • 4-9 business days
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      Carburetor spring 101 OCTANE Bing 12-15mm, 60mm, 13mm
      Special Price €0.50 Regular Price €0.70 -29%
      • Sale
      • 4-9 business days
      Carburetor float bowl 101 OCTANE Bing SRE, SRC, SRF, SRA 10-17mm, 43.5mm, 32.5mmCarburetor float bowl 101 OCTANE Bing SRE, SRC, SRF, SRA 10-17mm, 43.5mm, 32.5mm
      • Sale
      • 4-9 business days
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      Carburetor float bowl 101 OCTANE Bing SRE, SRC, SRF, SRA 10-17mm, 43.5mm, 32.5mm
      Special Price €3.90 Regular Price €5.60 -30%
      • Sale
      • 4-9 business days
      Boost bottle DIVERSE / IMPORT blue 70ccBoost bottle DIVERSE / IMPORT blue 70cc
      • Sale
      • 4-9 business days
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      Boost bottle DIVERSE / IMPORT blue 70cc
      Special Price €24.50 Regular Price €35.00 -30%
      • Sale
      • 4-9 business days
      Boost bottle DIVERSE / IMPORT chrome look 70ccBoost bottle DIVERSE / IMPORT chrome look 70cc
      • Sale
      • 4-9 business days
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      Boost bottle DIVERSE / IMPORT chrome look 70cc
      Special Price €29.50 Regular Price €36.50 -19%
      • Sale
      • 4-9 business days
      Main jet POLINI 40 0.40mm boreMain jet POLINI 40 0.40mm bore
      • Sale
      • 4-9 business days
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      Main jet POLINI 40 0.40mm bore
      Special Price €4.15 Regular Price €5.90 -30%
      • Sale
      • 4-9 business days
      Main jet POLINI 48, 0.48mm boreMain jet POLINI 48, 0.48mm bore
      • Sale
      • 4-9 business days
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      Main jet POLINI 48, 0.48mm bore
      Special Price €4.00 Regular Price €5.70 -30%
      • Sale
      • 4-9 business days
      Carburetor main jet POLINI 50 0.50mmCarburetor main jet POLINI 50 0.50mm
      • Sale
      • 4-9 business days
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      Carburetor main jet POLINI 50 0.50mm
      Special Price €4.30 Regular Price €5.70 -25%
      • Sale
      • 4-9 business days
      Carburetor main jet POLINI 56, 0.56mm boreCarburetor main jet POLINI 56, 0.56mm bore
      • Sale
      • 4-9 business days
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      Carburetor main jet POLINI 56, 0.56mm bore
      Special Price €4.30 Regular Price €5.70 -25%
      • Sale
      • 4-9 business days
      main jet POLINI 60 0.60mmmain jet POLINI 60 0.60mm
      • Sale
      • 4-9 business days
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      main jet POLINI 60 0.60mm
      Special Price €4.00 Regular Price €5.70 -30%
      • Sale
      • 4-9 business days
      Carburetor main jet POLINI 62 0.62mm boreCarburetor main jet POLINI 62 0.62mm bore
      • Sale
      • 4-9 business days
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      Carburetor main jet POLINI 62 0.62mm bore
      Special Price €4.00 Regular Price €5.70 -30%
      • Sale
      • 4-9 business days
      Main jet POLINI 64 0.64mm boreMain jet POLINI 64 0.64mm bore
      • Sale
      • 4-9 business days
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      Main jet POLINI 64 0.64mm bore
      Special Price €4.30 Regular Price €5.70 -25%
      • Sale
      • 4-9 business days
      Main jet POLINI 66, 0.66mm for Keihin PWK, Polini CP carburetorsMain jet POLINI 66, 0.66mm for Keihin PWK, Polini CP carburetors
      • Sale
      • 4-9 business days
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      Main jet POLINI 66, 0.66mm for Keihin PWK, Polini CP carburetors
      Special Price €4.30 Regular Price €5.70 -25%
      • Sale
      • 4-9 business days
      main jet POLINI 68 0.68mm boremain jet POLINI 68 0.68mm bore
      • Sale
      • 4-9 business days
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      main jet POLINI 68 0.68mm bore
      Special Price €4.30 Regular Price €5.70 -25%
      • Sale
      • 4-9 business days
      Main jet POLINI 70 0.70mm boreMain jet POLINI 70 0.70mm bore
      • Sale
      • 4-9 business days
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      Main jet POLINI 70 0.70mm bore
      Special Price €4.30 Regular Price €5.70 -25%
      • Sale
      • 4-9 business days
      Main jet POLINI 72, 0.72mm boreMain jet POLINI 72, 0.72mm bore
      • Sale
      • 4-9 business days
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      Main jet POLINI 72, 0.72mm bore
      Special Price €4.30 Regular Price €5.70 -25%
      • Sale
      • 4-9 business days
      carburetor main jet POLINI 76, 0.76mm borecarburetor main jet POLINI 76, 0.76mm bore
      • Sale
      • 4-9 business days
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      carburetor main jet POLINI 76, 0.76mm bore
      Special Price €4.30 Regular Price €5.70 -25%
      • Sale
      • 4-9 business days
      carburetor main jet Polini for Keihin PWK and Polini CP carburetor - 78carburetor main jet Polini for Keihin PWK and Polini CP carburetor - 78
      • Sale
      • 4-9 business days
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      carburetor main jet Polini for Keihin PWK and Polini CP carburetor - 78
      Special Price €4.30 Regular Price €5.70 -25%
      • Sale
      • 4-9 business days
      main jet POLINI 80, 0.80mm boremain jet POLINI 80, 0.80mm bore
      • Sale
      • 4-9 business days
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      main jet POLINI 80, 0.80mm bore
      Special Price €4.30 Regular Price €5.70 -25%
      • Sale
      • 4-9 business days
      Main jet POLINI 81, 0.81mm boreMain jet POLINI 81, 0.81mm bore
      • Sale
      • 4-9 business days
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      Main jet POLINI 81, 0.81mm bore
      Special Price €4.30 Regular Price €5.70 -25%
      • Sale
      • 4-9 business days
      carburetor main jet POLINI 82 with 0.82mm borecarburetor main jet POLINI 82 with 0.82mm bore
      • Sale
      • 4-9 business days
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      carburetor main jet POLINI 82 with 0.82mm bore
      Special Price €4.30 Regular Price €5.70 -25%
      • Sale
      • 4-9 business days
      Main jet POLINI 83 0.83mm boreMain jet POLINI 83 0.83mm bore
      • Sale
      • 4-9 business days
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      Main jet POLINI 83 0.83mm bore
      Special Price €4.30 Regular Price €5.70 -25%
      • Sale
      • 4-9 business days
      Carburetor main jet POLINI 84, 0.84mm boreCarburetor main jet POLINI 84, 0.84mm bore
      • Sale
      • 4-9 business days
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      Carburetor main jet POLINI 84, 0.84mm bore
      Special Price €4.30 Regular Price €5.70 -25%
      • Sale
      • 4-9 business days
      main jet POLINI 85, 0.85mm boremain jet POLINI 85, 0.85mm bore
      • Sale
      • 4-9 business days
      Add to Wish List Add to Compare
      main jet POLINI 85, 0.85mm bore
      Special Price €4.00 Regular Price €5.70 -30%
      • Sale
      • 4-9 business days
      main jet POLINI 86, 0.86mm boremain jet POLINI 86, 0.86mm bore
      • Sale
      • 4-9 business days
      Add to Wish List Add to Compare
      main jet POLINI 86, 0.86mm bore
      Special Price €4.30 Regular Price €5.70 -25%
      • Sale
      • 1-2 business days
      • In the Tallinn store
      Main jet POLINI for Keihin PWK and Polini CP carburetors - 87, 0.87mm boreMain jet POLINI for Keihin PWK and Polini CP carburetors - 87, 0.87mm bore
      • Sale
      • 1-2 business days
      • In the Tallinn store
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      Main jet POLINI for Keihin PWK and Polini CP carburetors - 87, 0.87mm bore
      Special Price €4.60 Regular Price €5.90 -22%
      • Sale
      • 4-9 business days
      Main jet POLINI 88, 0.88mm for Keihin PWK and Polini CP carburetorsMain jet POLINI 88, 0.88mm for Keihin PWK and Polini CP carburetors
      • Sale
      • 4-9 business days
      Add to Wish List Add to Compare
      Main jet POLINI 88, 0.88mm for Keihin PWK and Polini CP carburetors
      Special Price €4.30 Regular Price €5.70 -25%
      • Sale
      • 4-9 business days
      Main jet POLINI 89 0.89mm boreMain jet POLINI 89 0.89mm bore
      • Sale
      • 4-9 business days
      Add to Wish List Add to Compare
      Main jet POLINI 89 0.89mm bore
      Special Price €4.30 Regular Price €5.70 -25%
      • Sale
      • 1-2 business days
      • In the Tallinn store
      Main jet POLINI 90 0.90mm boreMain jet POLINI 90 0.90mm bore
      • Sale
      • 1-2 business days
      • In the Tallinn store
      Add to Wish List Add to Compare
      Main jet POLINI 90 0.90mm bore
      Special Price €4.60 Regular Price €5.90 -22%
      • Sale
      • 4-9 business days
      carburetor main jet POLINI 91, 0.91mm borecarburetor main jet POLINI 91, 0.91mm bore
      • Sale
      • 4-9 business days
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      carburetor main jet POLINI 91, 0.91mm bore
      Special Price €4.30 Regular Price €5.70 -25%
      • Sale
      • 4-9 business days
      main jet POLINI 93, 0.93mm bore for Keihin PWK and Polini CP carburetorsmain jet POLINI 93, 0.93mm bore for Keihin PWK and Polini CP carburetors
      • Sale
      • 4-9 business days
      Add to Wish List Add to Compare
      main jet POLINI 93, 0.93mm bore for Keihin PWK and Polini CP carburetors
      Special Price €4.30 Regular Price €5.70 -25%
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