4.6 Power
Hey guys .was wonderin if u guys can giv me a list on what i can get 2 push du most lik 420 hp on my 4.6 with out a superchrher..
Idk with ..cams,tuned,intake,headers,push with hi 300s??
Idk with ..cams,tuned,intake,headers,push with hi 300s??
Originally Posted by Tony150
Soundz great but isnt it gna cost du same as jst puttin a superchrger on it ..or how much im lookn 2 spend rite der???.
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400 HP is safe on a stock bottom end for quite a while I would think. You're not going to hit 400 HP for under 5 grand so you'd might as well plan on spending that or just doing the all the little stuff and getting 30-40 HP and enjoying the little boost of power without breaking anything.
If you have an 01 or newer than you have a PI motor which means a little more HP than the older 4.6s already and if I were you I would do the Gotts mod, E-fans, comp cams and springs, a cat back or if you feel like spending more get headers and have two magnaflow hiflo cats put in and a new y-pipe too, and if you have 2wd definitely gears, generally 4.10s but that's up to you. If you have 4x4 the price of gears at least doubles obviously so you'd have to figure out if that's right for you.
All that would run about $3500 if you had all the labor done for you, probably a thousand less if you can do it yourself. Even after that you'll be nowhere near 400hp. More like 300 actually. To make more HP after that I'd add foxlake.com's stage 2 ported heads, they're supposed to be fantastic, but run close to 3 grand I think but claim to add around 100 HP.
If you have a 97-00 you pretty much need new heads to make any decent power so I'd go straight for the Fox Lake ported heads and you can get them with comp cams already installed. Then I'd basically do the same thing I mentioned up there, Gotts mod, E-fan, full exhaust and gears. Again probably close to 5 grand and you still wouldn't be at the 400HP mark.
Power is expensive. And even more expensive when it breaks.
Edit: God I forgot to add a tuner. I like my SCT X3. I haven't messed with it too much but after I got my custom tunes from VMP tuning my truck ran 100% better. Also add $400 for that and another about $90 an hour if you want to get it dynotuned.
If you have an 01 or newer than you have a PI motor which means a little more HP than the older 4.6s already and if I were you I would do the Gotts mod, E-fans, comp cams and springs, a cat back or if you feel like spending more get headers and have two magnaflow hiflo cats put in and a new y-pipe too, and if you have 2wd definitely gears, generally 4.10s but that's up to you. If you have 4x4 the price of gears at least doubles obviously so you'd have to figure out if that's right for you.
All that would run about $3500 if you had all the labor done for you, probably a thousand less if you can do it yourself. Even after that you'll be nowhere near 400hp. More like 300 actually. To make more HP after that I'd add foxlake.com's stage 2 ported heads, they're supposed to be fantastic, but run close to 3 grand I think but claim to add around 100 HP.
If you have a 97-00 you pretty much need new heads to make any decent power so I'd go straight for the Fox Lake ported heads and you can get them with comp cams already installed. Then I'd basically do the same thing I mentioned up there, Gotts mod, E-fan, full exhaust and gears. Again probably close to 5 grand and you still wouldn't be at the 400HP mark.
Power is expensive. And even more expensive when it breaks.
Edit: God I forgot to add a tuner. I like my SCT X3. I haven't messed with it too much but after I got my custom tunes from VMP tuning my truck ran 100% better. Also add $400 for that and another about $90 an hour if you want to get it dynotuned.
Last edited by Austin97; Oct 19, 2011 at 08:43 PM.

