Mounts with the original cylinder head. 
 Here is the cylinder - piston without cylinder head 50cc in bore diameter 41mm from ATHENA, this aluminum model is equipped with a racing piston freeing the high revs! The cylinder has 6 transfers of admission has diagrams well raised for a maximum of performances respecting the solidity and the legal displacement of 50cc. An excellent kit whose reputation is well established. To accompany a pot and a sport variator to a minimum! 
 In option we offer a stage 1 preparation, this preparation is a modification of the channels and the exhaust light by increasing the diagrams and improving the pipe, it increases the performance of the cylinder. An improvement of the piston and skirt stocking is also included in this modification. Allow a little extra time for this preparation! 
 Settles on :
 
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