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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