Quote:
Originally Posted by efnfast
I'm not the expert, but I'll chime in first.
The 1990 injectors will not tolerate the ethanol in fuel these days, that being said, do not buy GM injectors. Popular choice seems to be Fuel Injector Connection. Popular seems to be the SS, new. As opposed to rebuilt.
I have not done mine yet, maybe this winter. F.I.C. is where I'll shop.
Secondaries.
Some members have had some major engine issuses when the secondaries fall apart and you injest parts. This don't sound good to me.
Rumor has it, if you remove them, you'll loose a couple mpg.
Steve
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Properly tuned in closed loop, (read: oxygen sensors engaged), mpg could actually improve.
That said, benefits far outweigh keepin' 'em, IMO!