1990 Pitts S-1X SunbirdExperimental Aircraft • Cincinnati, OH, USA

This 1990 Pitts S-1X Sunbird is a Dan Rihn design built from the ground up to compete in the Unlimited category, accommodating the Lycoming IO-540 engine rated at 280+ horsepower. The airframe shows just 377 hours total time, with 132 hours since prop overhaul on an MT three-blade acro prop. The aircraft has no damage history, and the seller reports excellent workmanship and condition, with all cylinders measuring 70+. It has spent most of its life in the dry Southwest USA, always hangared, and is flown regularly. A July 2026 condition inspection has been completed, and all engine ADs are in compliance with properly tuned wings and flight...