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Old 06-11-2009, 11:18 PM
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Originally Posted by 85 k5 mud truck
i was just wondering how much hp my motor stock should push. 454 oval port

Uhh... depends on a ton of factors. There were oval port BBCs that made as little as 190 hp and some that made 350+. If its the stock 85 big block, it was most likely a 215 hp version, 7.8:1 compression.

Care to share a few details?
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