Ice cake sides and background areas smooth. Ice inside of wheels and background of engine smooth. Pipe-in tip 5 hubcap centers. Outline and pipe-in tip 5 headlights, shocks, oil tank, transmission, wheel spokes, cylinders and cylinder cover. Use tip 12 to pipe-in handle bars and chrome exhaust trim. Use tip 5 go outline and pipe-in fenders and gas tank. Pipe-in seat and handle bar grips with tip 7. Pipe-in wheels and handle bar trip with tip 12.