Lagonda straight-6 engine

Aston Martin Lagonda DBD engine in a 1959 DB 2/4 Mark III

The Lagonda Straight-6 is a famous automobile engine used by Aston Martin and Lagonda marques in the 1950s. Designed by Willie Watson under the supervision of Walter Owen Bentley of Bentley Motors Limited, it vaulted Aston Martin to fame as a maker of desirable sports and racing cars.