Quote:
Originally Posted by Fireofficer5
OP. The factory ECM is great for Stock class cars. All you need is a hand heild tuner or a lap top programer.
|
Many factory ECUs don’t run well at higher RPM. Most GM stuff won’t trigger the injectors well past 7000 RPM. Not sure how high you need to spin your Stocker.
1996/1999 Vortec trucks hit that just barely past 6000.