I'm rebuilding my engine and I wanted to
know how big can I go on the injectors without off setting the ecm.

92 z-28
L98 350 700R-4
AUTOMATIC TPI

 

I've used Accel 23# without problems, IMO, that's about the biggest you can go for a stock application.

------------------
1990 IROC 350
Mods: Too busy trying to make it run right to mod it.
Airfoil, Dynomax cat-back, MSD coil, 180 t-stat, Bald Eagle tires,
Hypertech fan switch, Accel 23# injectors, Holley module, ported plenum,
Ported Daytona Yellow stock base, Moroso valve covers, other stuff,
Streetdampr, Ruger P95DC, hot wife, new oil filter, !cats, !TBC, !AIR.
18.0 @ 85MPH since I'm one big-a$$ MF
"It's better to have and not need than to need and not have."