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View Full Version : k20a3 motor with 440cc injectors without tune..



tieu
06-09-2008, 09:36 AM
ok so I swapped back a stock k20a3 motor but had to use 440cc injectors for now... and will not be using kpro, just the stock ecu

either Im going to swap back the injectors or just run 440cc but how will it run with 440cc? no tune, stock ecu and motor with the bigger injectors

4angrybadgers
06-09-2008, 10:28 AM
You will be running stupid rich - the stock ECU is expecting 270cc injectors. Don't do it.

tieu
06-09-2008, 10:30 AM
i have a kpro to run on for now, so its ok, I guess i gotta look for some stock injectors

talonXracer
06-09-2008, 10:36 AM
I doubt the engine would even start and stay running with 440's and a stock ECU. In that condition you can score the cylinder walls attempting to start and run the engine, and more than likely damage the o2 sensors and cat(if installed).

tieu
06-09-2008, 10:48 AM
cool, thanks guys.

gonna street tune on it with kpro and run it until i can find some injectors