The third and final generation of Austin-Healey 3000, known as the Mk III, was introduced in 1963 for the 1964 model year. The Mk III was only offered in one variant, a 2+2 convertible known as the BJ8. The updated 2.9L inline six engine featured new triple carburetors and produced 150hp. The third generation of 3000 was the most produced, with a total of 17,712 Mk III cars built. Production of the 3000 Mk III continued until 1967, when the model was discontinued.