Click to expand Tap to zoom Lycoming IGO-540, IGSO-540 Series, 1981 Parts Catalog PC-116 (PC-116) by Lycoming Sale $27.00 | / SKU 7091: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 IGO & IGSO-540 Series