Quote:
Originally Posted by toohighpsi
Pistons in the LTs are not weak, I've been to 800 wheel on stock LT1 bottom ends, but they won't handle mistakes well - the most common of which is lean/knock. You cannot count on a wideband to make sure you're not lean, with DI the fuel has to be injected within a certain window, if you're outside that window the fuel will still be burned and the O2 sensor will still show favorable ratio, but the actual combustion process will have occured without the fuel that the WBO2 displays. Rail pressure as well as injector pulsewidth are critical to keep an eye on, especially if you like to run at teh edge of the envelope.
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What Rail pressure do you think is considered safe? Like it should never drop below what numbers?