Reed valve -MALOSSI MHR Replica- Vespa Largeframe, Smallframe, Minarelli AM6 – carbon fibre

The MHR Racing Diaphragm Blocks offer you a larger inlet area and an optimized flow pattern. This means there is no throttle in the inlet and the cylinder charge increases. This also increases the performance. There you see: Developed for the racing engines of the Malossi Werksracer and successfully tested on the race track.
The diaphragm brings performance and reliability. Thanks to the very high quality selected materials: The housing is made of a FKM-coated aluminium- silicon alloy. Thanks to the vulcanized surface, an optimal sealing of the platelets is guaranteed. So even with really big carburettors there is no pressure reduction in the crankcase.
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