Pratt & Whitney Aircraft PT6A-6, PT6B-9, PT6A-20Engines Parts Catalog (3015444) by Pratt & Whitney Aircraft Engines Sale $95.00 | / SKU 7346:R Printed Manual - $95.00 Download - $95.00 Printed Manual Download Size 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart Revised January 1976