Full Tilt is a book by Irish author Dervla Murphy, about an overland cycling trip through Europe, Iran, Afghanistan, Pakistan and India.It was first published by John Murray in 1965. The book is usually given the subtitle Ireland to India with a Bicycle, but has been called Dunkirk to Delhi by Bicycle and From Dublin to Delhi with a Bicycle. Full Tilt has been described as both one of the best cycling books, and one of the best travel books.