Quote:
Originally Posted by davischevy
I had one of the GM L31 Vortech crate engine's in my 55. I ran it 11,000 miles and took it out. It was too anemic for me. It now resides in a crate on a shelf in my shop.
I replaced it with the 330 HP Vortech.
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You call 300 hp anemic but is satisfied with 330 hp? You could ha e done a simple cam swap and got more hp than 330.
I have heard of stock l31 making 315 on a dyno.