Genuine Tecumseh Part Numbers: Gasket: 29630056, for mounting Reed Plate Assembly Part No: 16155004, 

For Tecumseh AV520, AV600 Two Stroke Engines, 

1 x Genuine Tecumseh Brand New Engine Reed Valve Assembly Gasket, ( some people call them breather valves ),

THIS AN IMPORTANT PART OF YOUR ENGINE. IF YOUR OLD ONE IS MALFUNTIONING THEN THE ENGINE WILL NOT RUN CORRECTLY OR NOT AT ALL. 

FREE DELIVERY WITH THE UK !