... one other thing... I'm changing my timing belt (fun times) this week.
There is anecdotal evidence that on VW diesel engines you can retard the timing slightly for better FE (stock is 0.8mm, performance tuners say 1.0 to 1.05mm).
Hopefully I'll get a chance to try this out & can report back.
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Will you recoup money spent on mods in fuel saved? see my spreadsheets here
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