Re: Fuel injector cleaning system?

[Shannen Durphey <shannen@grolen.com>]

Delco X66??  That's got to be a code name for GM Top Engine Cleaner. 
Very effective stuff.
Shannen

Len Sabatine wrote:
> 
>    We routinely use Delco X66 , also helps loosen crustaceans from back of
> valves
>   and upper Cyl areas. The scheme you mention gets it done.
>    Len
> >I run a full service repair shop & have been around several injector cleaning
> >systems. Nothing I've seen seems to work better than a 1/3 Delco X66 & 2/3
> >gasoline mixture run through the pressure test port with the return line
> >blocked off. I've seen factory systems & homemade systems alike. It's all a
> >matter of hooking up a reservoir for the liquid with enough pressure to feed
> >the system (13 to 45 psi depending on vehicle) & coming up with a way to tie
> >into the fuel rail. Biggest advantage I find with the factory units is plenty
> >of adapters.    Wallace O.
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