In 1965 he worked on the Ford GT40 X1 prototype that was being developed at McLaren and driven by Chris Amon .
In June 1964 Howden joined the Bruce McLaren Motor Racing team as a mechanic .
In 1965 Howden worked on the Ford GT40 X1 prototype that was being developed at Bruce McLaren Motor Racing and driven by Chris Amon .
In June 1964 Howden joined the Bruce McLaren Motor Racing team as a mechanic .