Sikorsky Helicopters Model S-61L 1973 Flight Manual (SA4045-30) by Sikorsky Helicopters Sale $27.00 | / SKU 8139:R Printed Manual - $27.00 Download - $27.00 Printed Manual Download Size 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart For Helicopters Equipped with CT58-140 Series Engines