Sorry for engine problem, I just want to show my integrity and treatments and never escape. EME will supply best service for all customers, and each problem EME55 will be repaced with a new, Please send the problem engine picture and series No. to [email protected], you will get a new include arifreight. and Please show the details for collection. EME will let you use it with no worries wherever you buy from. thank you for purchasing and support!