Evolution

7-cylinder 77cc Radial Glow Engine

Why use a dummy radial engine when the Evolution 7-cylinder 77cc four-stroke radial glow engine delivers dependability and performance? This functional piece of scale hardware features heavy-duty double-bearing crankshaft support, billet-aluminum pistons, hardenedsteel rings, hard-chromed and lapped cylinder bores, hardened-steel cams, and a carburetor jet valve with a split opening for smooth acceleration. This radial engine uses zero percent or low nitro (5–10%) fuel with low oil content, or only 5–7% oil/fuel ratio. Priced at $1,299.99, this radial engine has a diameter of

9.1 inches and has an output rating of 4.8hp. horizonhobby.com