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    VAICO
    Valve, crankcase ventilation VAICO V40-2020)

    Valve, crankcase ventilation VAICO V40-2020)

    ART: V40-2020 / EAN: 4046001852794

    VAICO V40-2020 Valve, crankcase ventilation VAICO V40-2020)

    EAN: 4046001852794

    € 47,65

    Add
    TOPRAN
    Valve, crankcase ventilation TOPRAN 113 329)

    Valve, crankcase ventilation TOPRAN 113 329)

    ART: 113 329 / EAN:

    TOPRAN 113 329 Valve, crankcase ventilation TOPRAN 113 329)

    EAN:

    € 8,86

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    MEAT & DORIA
    Valve, crankcase ventilation MEAT & DORIA 91602)

    Valve, crankcase ventilation MEAT & DORIA 91602)

    ART: 91602 / EAN: 8033419439972

    MEAT & DORIA 91602 Valve, crankcase ventilation MEAT & DORIA 91602)

    EAN: 8033419439972

    € 38,14

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    MAXGEAR
    Valve, crankcase ventilation MAXGEAR 18-0376)

    Valve, crankcase ventilation MAXGEAR 18-0376)

    ART: 18-0376 / EAN: 5901619524145

    MAXGEAR 18-0376 Valve, crankcase ventilation MAXGEAR 18-0376)

    EAN: 5901619524145

    € 10,83

    Add
    MAXGEAR
    Valve, crankcase ventilation MAXGEAR 28-0252)

    Valve, crankcase ventilation MAXGEAR 28-0252)

    ART: 28-0252 / EAN: 5901619506240

    MAXGEAR 28-0252 Valve, crankcase ventilation MAXGEAR 28-0252)

    EAN: 5901619506240

    € 22,28

    Add
    MAXGEAR
    Valve, crankcase ventilation MAXGEAR 28-0251)

    Valve, crankcase ventilation MAXGEAR 28-0251)

    ART: 28-0251 / EAN:

    MAXGEAR 28-0251 Valve, crankcase ventilation MAXGEAR 28-0251)

    EAN:

    € 25,70

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    MAXGEAR
    Valve, crankcase ventilation MAXGEAR 28-0276)

    Valve, crankcase ventilation MAXGEAR 28-0276)

    ART: 28-0276 / EAN: 5901619517444

    MAXGEAR 28-0276 Valve, crankcase ventilation MAXGEAR 28-0276)

    EAN: 5901619517444

    € 11,28

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    MAXGEAR
    Valve, crankcase ventilation MAXGEAR 18-0375)

    Valve, crankcase ventilation MAXGEAR 18-0375)

    ART: 18-0375 / EAN: 5901619524138

    MAXGEAR 18-0375 Valve, crankcase ventilation MAXGEAR 18-0375)

    EAN: 5901619524138

    € 12,11

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    MAXGEAR
    Valve, crankcase ventilation MAXGEAR 18-0452)

    Valve, crankcase ventilation MAXGEAR 18-0452)

    ART: 18-0452 / EAN: 5902659703682

    MAXGEAR 18-0452 Valve, crankcase ventilation MAXGEAR 18-0452)

    EAN: 5902659703682

    € 33,67

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    MAXGEAR
    Valve, crankcase ventilation MAXGEAR 28-0252SET)

    Valve, crankcase ventilation MAXGEAR 28-0252SET)

    ART: 28-0252SET / EAN: 5902659703569

    MAXGEAR 28-0252SET Valve, crankcase ventilation MAXGEAR 28-0252SET)

    EAN: 5902659703569

    € 56,41

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    MAXGEAR
    Valve, crankcase ventilation MAXGEAR 18-0406)

    Valve, crankcase ventilation MAXGEAR 18-0406)

    ART: 18-0406 / EAN: 5901619562185

    MAXGEAR 18-0406 Valve, crankcase ventilation MAXGEAR 18-0406)

    EAN: 5901619562185

    € 29,19

    Add
    MAXGEAR
    Valve, crankcase ventilation MAXGEAR 28-0251SET)

    Valve, crankcase ventilation MAXGEAR 28-0251SET)

    ART: 28-0251SET / EAN: 5902659703583

    MAXGEAR 28-0251SET Valve, crankcase ventilation MAXGEAR 28-0251SET)

    EAN: 5902659703583

    € 44,60

    Add
    MAXGEAR
    Valve, crankcase ventilation MAXGEAR 18-0294)

    Valve, crankcase ventilation MAXGEAR 18-0294)

    ART: 18-0294 / EAN: 5902659731647

    MAXGEAR 18-0294 Valve, crankcase ventilation MAXGEAR 18-0294)

    EAN: 5902659731647

    € 3,64

    Add
    MAXGEAR
    Valve, crankcase ventilation MAXGEAR 18-0611SET)

    Valve, crankcase ventilation MAXGEAR 18-0611SET)

    ART: 18-0611SET / EAN: 5902659791658

    MAXGEAR 18-0611SET Valve, crankcase ventilation MAXGEAR 18-0611SET)

    EAN: 5902659791658

    € 34,00

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    MAXGEAR
    Valve, crankcase ventilation MAXGEAR 18-0634)

    Valve, crankcase ventilation MAXGEAR 18-0634)

    ART: 18-0634 / EAN: 5902659794178

    MAXGEAR 18-0634 Valve, crankcase ventilation MAXGEAR 18-0634)

    EAN: 5902659794178

    € 74,54

    Add
    MAXGEAR
    Valve, crankcase ventilation MAXGEAR 18-1278)

    Valve, crankcase ventilation MAXGEAR 18-1278)

    ART: 18-1278 / EAN:

    MAXGEAR 18-1278 Valve, crankcase ventilation MAXGEAR 18-1278)

    EAN:

    € 86,74

    Add
    MAXGEAR
    Valve, crankcase ventilation MAXGEAR 18-0636)

    Valve, crankcase ventilation MAXGEAR 18-0636)

    ART: 18-0636 / EAN:

    MAXGEAR 18-0636 Valve, crankcase ventilation MAXGEAR 18-0636)

    EAN:

    € 23,33

    Add
    MAXGEAR
    Valve, crankcase ventilation MAXGEAR 18-1094)

    Valve, crankcase ventilation MAXGEAR 18-1094)

    ART: 18-1094 / EAN: 5903364359348

    MAXGEAR 18-1094 Valve, crankcase ventilation MAXGEAR 18-1094)

    EAN: 5903364359348

    € 32,51

    Add

    Valve, engine block breather

    The engine block breather valve regulates the flow of crankcase gases back into the intake system, maintaining correct internal pressure and preventing harmful pressure buildup inside the engine. By controlling the evacuation of blow-by gases, the breather valve supports optimal combustion efficiency, oil seal protection, and emissions regulation. This valve plays a crucial role in modern closed crankcase ventilation systems that balance performance and environmental compliance.

    When the breather valve becomes clogged, stuck, or weakened, crankcase pressure rises uncontrollably or vacuum regulation becomes unstable. This leads to oil leaks at seals and gaskets, increased oil consumption, rough idle, unstable air-fuel mixtures, and contamination of intake components. In severe cases, excessive crankcase pressure can cause catastrophic seal failure and turbocharger damage in forced-induction engines.

    Porza supplies high-precision engine block breather valves designed for accurate pressure regulation, oil vapor separation, and chemical resistance. Each Porza valve is tested for flow stability, sealing accuracy, and long-term durability under extreme thermal conditions. With Porza breather technology installed, internal engine pressure balance, oil control, and emissions performance are fully restored.

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    Eindhoven
    The Netherlands

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