adding performance to a stock 454 Mag EFI??
#12
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Joined: Mar 2007
Posts: 257
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From: new jersey
what i did was pretty simple. new hp heads, cam, stainless marine dry exhaust, reflash ecu, cool fuel electric system. had the lower end rebuilt at the same time, new mains, rings etc. gained 150 hp on the 502 mag. happy with the results.. mark



