ENGINES-AWESOME 2-STROKE VALUE • ANNOUNCEMENT • Free shipping anywhere in the continental U.S. and no added sales tax.13 Hirth models,15 to 110 hp. We can custom design & build your engine mounts for retrofit when required. All Hirth rival 4-stroke reliability & fuel efficiency. Nikasil cylinders prove a super low coefficient of friction. Cylinders & pistons expand/contract at same rate, virtually immune to seizures. Viton tipped seals do not wear out before T.B.O. 80% of non-Hirth overhauls are due to seal failures. Fuel efficiency practically doubles other 2-stroke engines. Light wt. & safe for 1000 to 1200 hours between overhauls. Units are an exceptional value & come with all engine accessories. Have a true 1 year full parts & labor warranty. Fuel injection is available with most models & can give you up to 5% better fuel economy over carbs, never any intake icing, fully aerobatic & more user friendly than carbs. See all our ads. • Contact Bill Larson - OREGON AIRCRAFT DESIGN LLC located Willamina, OR USA • Telephone: 503-876-8980 . • Posted November 10, 2008 • Show all Ads posted by this Advertiser • Recommend This Ad to a Friend • Email Advertiser • Save to Watchlist • Report This Ad • View Larger Pictures