Early ones, in theory, would be better. Later ones would have the
poppet valves used on emission vehicles which you really don't want or
need. Condition, particularly the throttle shafts would be a more
important factor.
Gerard
On Apr 19, 2012, at 12:24 PM, Skip Jackson wrote:
> I'm putting HS2's on my BE. Would AUD 136's from a 1965 or AUD 502's
> from a 1971 be better? Or does it make a differance? Thanks, Skip J.
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