The Austin Healey 3000 The Austin Healey 3000 was the replacement car for the Austin Healey 100/6. The Austin Healey 3000 was a superior car to its predecessor, equipped with many improved features and updated parts. During its production lifetime the Austin Healey 3000 went through three different versions, the MK I, MK II and MK III.The Austin Healey 3000 MK I (1959 - 1961) was fitted with a