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97snakedriver · 09-01-2000, 03:34 PM

Sean Hyland has. I saw one 4.6L motor make 425 hp NA. Of course they were going to put a blower on it, so it was only running 8.5:1 compression, so it could of been even more powerful.

The FR460 made 385 hp out of a NA 4.6.

09-01-2000, 03:34 PM	#2
97snakedriver Registered Member Join Date: May 1999 Location: Blacksburg, VA Posts: 1,526	Sean Hyland has. I saw one 4.6L motor make 425 hp NA. Of course they were going to put a blower on it, so it was only running 8.5:1 compression, so it could of been even more powerful. The FR460 made 385 hp out of a NA 4.6.