Quote:
Originally Posted by bobby35ny
Push rods are the limitation here, they only can get so much out of it them MPG suffers. LS3 to LT1, 25HP increase? That's pretty sad. With the HP wars in progress, we need much more than that.
-bobby
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The 392 is a push rod engine. I don't see anyone complaining that it makes 485 horsepower.
Seems like the stock LT1 tune leaves a lot on the table.