Sunbeam Tiger: a Ford V8 in the Alpine's polite suit (1964–1967) The Sunbeam Tiger dropped a Ford V8 into the Alpine's body, an idea developed with Carroll Shelby's workshop and built for Rootes by Jensen in West Bromwich. A guide to the Mk I and rare Mk II, how the Tiger differs from an Alpine, why authentication matters so much, and what genuine cars are worth.