29 January 2016
IF you’ve owned a Ford inline six in the last few decades an oil change has meant a replacement Z9 filter. But how could a Z9 specified in the 1960s or ’70s serve the progressive variants of this classic Australian engine? Guy Nicholls, CEO of Ryco, says that the company has made changes to the Z9 over the years to keep step with development of the engine itself. After all, a single cam buried down in a block is quite different from two cams with spark plugs between them. Of course, many other cars also use the Z9.
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