Welcome to Green Sky Adventures, Inc "Engines Department". 
We offer and support a line of 2-stroke and 4-stroke engines from 40 to 115 horsepower
Though the selection of many powerplant related items is similar throughout the line up, if you are after a dependable lightweight 4-stroke in the 60 hp range, please click on the HKS button below. 

Looking to send your engine for service? Make sure to visit How to pack a Rotax Engine