Stinson 108 Voyager

Single Piston· 1,412 globally registered

The Schweizer S-108 Voyager is a purpose-built single-seat agricultural aircraft manufactured by Schweizer Aircraft Corporation, designed specifically for aerial application work including crop dusting, spraying, and seeding operations. Introduced in the 1990s as part of Schweizer's agricultural aviation line, the S-108 represents a refined evolution of the classic Ag-Cat design philosophy, optimizing the airframe for low-altitude, high-maneuverability operations over fields and orchards. With its rugged steel-tube fuselage, high-mounted cockpit for excellent visibility, and large hopper capacity, the Voyager is engineered to withstand the demanding environment of agricultural aviation where pilots routinely operate at extremely low altitudes in challenging conditions. Powered by a single radial or flat piston engine producing between 300 and 450 horsepower depending on configuration, the S-108 combines adequate power with excellent slow-flight characteristics essential for precision application work. The aircraft's operating envelope reflects its specialized mission: a never-exceed speed of 174 knots provides margin for maneuvering, while stall speeds in the low-to-mid 50-knot range enable the slow, controlled passes required for effective chemical distribution. The type's maximum structural cruising speed of 152 knots allows efficient repositioning between fields while maintaining the structural integrity needed for repeated high-G pullups at the end of spray runs. The S-108 remains a working aircraft in the American agricultural aviation fleet, valued for its straightforward systems, maintainability, and proven airframe design. Unlike more modern turbine-powered ag aircraft, the Voyager's piston powerplant offers lower operating costs for smaller operations, making it an economical choice for owner-operators and regional aerial application businesses. SkyMeter has tracked 180 flights across 60 airframes and 57 operators, with BREUER JAMES R, BREUER ELIZABETH M the largest observed operator.