Click to expand Tap to zoom Wright Aeronautical Whirlwind 7,9 R-760E & R-975E Installation, Operation, Maintenance (WR7,9-42-M-C) by Wright Aeronautical Engines Sale $34.00 | / SKU 7776:R Printed Manual - $34.00 Download - $34.00 Printed Manual Download Size 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart