K45 Nitro 7.5cc Inboard EngineThe latest version of the Kalistratov K45 engines built in the Ukraine exclusively for Al Hobbs. Very precise machining tolerances and a beautiful fit and finish with these engines. They do not currently come with a carburetor, but will easily accept most standard 15mm neck diameter carburetors. This helps keep manufacturing costs low, since most racers choose their own aftermarket carburetors based on personal preference. All new parts will