Quote:
Originally Posted by wyatth
I think if one is proactively replacing injectors due to these issues and concerns, one should also consider replacing the fuel pump/filters. I've seen and heard of injectors with 100K+ that looked like new, and of injector failures shortly after replacement/refurb, so another plausible theory is that the fuel filters (in the pump) are not actually lifetime parts and eventually let debris through which clog/stick open the injectors.
I'll probably do it all around 75K. For now I'll use Techron concentrate annually and pray to the gods.
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NRW-Design has got an inline fuel filter coming soon.