to article: Valve set 139QMA 139QMB 4-stroke 50ccm 31110403-Set

Valve set - inlet valve 18.4x64x4.9mm, outlet valve 16x64x4.9mm 4-stroke 50ccm 139QMA / QMB

Technical info

Exhaust valve

also to be found under: exhaust valve, exhaust valve, valve, exhaust valve, engine valve, exhaust valve, engine valve

Valves are mechanically and thermally highly stressed components. They are also exposed to corrosive influences. The mechanical stresses arise when the valve disc deflects under ignition pressure, due to hard contact when closing and due to inertia forces due to high accelerations.

The spare parts from this manufacturer have proven themselves in daily use for years. The quality is raised to a maximum through the constant exchange of experiences You can easily buy scooters or scooters online in our shop. Regardless of whether you bought your scooter in a department store or in a hardware store, you will find suitable components for all common China, Taiwan or Europe scooters, especially for the engines 50 cc, 125 cc, 250 ccm, 2-stroke, 4-stroke and for greater performance. Especially for the engine types 150QMG, 152QMI, 157QMI, 1E40QMB, 1E40QMA, 157QMJ, 158MJ, GY6, 125-4T6M, 164FML, 153FMI, 156FMI, 139FMB, 139QMB, 139QMA, JSD139QMB in short and long versions in Euro2, Euro3, Euro1 as well as the new Euro 4 injection engines you will find high quality spare parts. You are also welcome to inquire about spare parts by email. For orders over 100 euros, you can also use our financing or hire purchase service. When purchasing vehicles, we can also make you a leasing offer, which is particularly useful for companies that purchase company vehicles or provide their employees with a vehicle. Please ask.

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