72's and IM240

Gerald Pelnar wd0fyf at mpks.net
Mon May 7 05:28:56 GMT 2001


Congrats Carl! Nice details. Now, don't get me wrong. I believe there should
be a nice balance between performance and tree hugin', but I'm glad I live
where they don't check. :)

Gerald

----- Original Message -----
From: Carl Ijames <ijames at netaxs.com>

>
> I needed bigger injectors last year for my 86 TType, and wanted to see how
> well I could make 72 lb/hr injectors work on the street even though they
> are much bigger than I really need.  They were pretty easy to get tuned up
> in 93 octane mode (cold start, WOT fueling, etc.) but the day I've been
> dreading came to pass last month  I received my Maryland emissions
> inspection notice.  MD uses the full IM240 dyno test, which I actually
> thought an advantage since the biggest problem with injectors this big is
> at idle where they just aren't happy at such short pulse widths.  You can
> usually smell a little gas in the exhaust, and the idle BLM's and IPW's
> hunt up and down even after everything is warmed up.  I had red-stripes
> before these, though, and these don't stink as bad at idle as those did


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