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is it possible to make 450rwhp without doing heads?

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Old 03-13-2011, 08:09 PM
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Get someone to spec u out a custom cam +
Headers
Good exhaust
FAST intake
Throttle body
electric water pump
Good tune up (Plugs & Wires)
Damn good TUNE !!!
Might need injectors
Good fuel pump !!!
gears
lower control arms
pan hard bar
tunnel mount bar

That should put u on your way lol
Old 03-13-2011, 08:13 PM
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its not that im not a fan, i just i just like naturally asperated cars.
Old 03-13-2011, 08:15 PM
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well isnt slp headers, slp loud mouth exhaust, and 4.10 gears good?
Old 03-13-2011, 08:19 PM
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Originally Posted by 2001slpcamaro
well isnt slp headers, slp loud mouth exhaust, and 4.10 gears good?
They're fine.
Old 03-13-2011, 08:22 PM
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sure is just add the rest lol
Old 03-13-2011, 08:30 PM
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Do a search for Demonicbird00 on here. IIRC, he made 45x rwhp with the KOD cam. Think it was a 24x/25x cam.
Old 03-13-2011, 08:40 PM
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**** i know how to do it , dual fart bombs and a few stickers will bring it right up .

If i were you i wouldnt be so concerned about hp , use the track times and hp to figure things out . I dont trust dynos much except for before and afters , they vary too much .
Old 03-13-2011, 08:43 PM
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thanks for your help guys
Old 03-14-2011, 07:16 AM
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also,,no matter what gears you put in the rear,,there is NO power gains from gears, Period. Your 4.10s will help you get off the line better, but for that you sacrifice top end MPH.
Old 03-14-2011, 08:22 AM
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My question is why don't you want to mess with the heads?
Old 03-14-2011, 10:02 AM
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My car made 402rwhp with a cam + bolt ons, on the stock ls1 intake. I'm sure if I had a TREX cam with a ported FAST setup I could hit close to 450 ( MAYBE ) on a high reading dyno.
Old 03-14-2011, 04:39 PM
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well i dont wanan mess witht he heads with this car im buildin now. i just wanan get this car in the 11's and i got another car that im makin as a straight drag car
Old 03-14-2011, 05:01 PM
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You can get that car in the 11's without head work, but you probably will need a cam. Your first step is going to be traction...followed by a stronger rearend and suspension to put the power down.

110mph is good for a LOW 12 second pass if the mph you already achieved isn't artificially inflated from ridiculous tire spin.

With the right cam, you'll pick up enough power that given a real 60' (not the 2.3 I'm guessing you cut now, more like a 1.7-1.8) you'll be able to run 11.7-11.9. I've seen a 12.0 with a 110 mph trap from a car that was optimized for the 1/4 mile...but a 12.2-12.3 @110 is more realistic. Upgrade from there and hook it up.
Old 03-14-2011, 06:25 PM
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Yup,,,Gonna cost alot more than the cam swap to put you in the 11s, all the power in the world is no good if you cant put it to the ground.
Old 03-14-2011, 08:02 PM
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you don't need 450rwhp to run 11s.a good stall and good suspension mods and DR with 380 rwhp will do it.get a custom cam.

Last edited by garygnu; 03-18-2011 at 07:30 PM.
Old 03-14-2011, 08:53 PM
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i wasnt hookin up at all, but i got mickey thompson dot slicks now, Hopefully they will help me grab traction. and i was planin on gettin a cam but i was gonna get a vrx5 cam.
Old 03-17-2011, 04:50 AM
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Originally Posted by RARON455
"supposedly has over 400 HP--with the stock cam---thats a bunch of BS You got lied to. A big cam, 241s ,ported fast intake, a 6speed, borderline tune wiith a generous dyno and Maybe just maybe
You don't need a BIG CAM to make over 400 RWHP...

With the mods in my sig, I make 419/382 on a mustang dyno. Stock 241 heads never been pulled off the car ans Stock LS6 intake never pulled of the car
Old 03-17-2011, 09:40 PM
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http://www.jegs.com/i/SLP/847/28032K...10#moreDetails maybe this is where he got 400 hp from
Old 03-18-2011, 07:08 PM
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thats exactly what i have on my car now
Old 03-18-2011, 07:29 PM
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Hi,
your build is probably 325/340 rwh. We all want big numbers on the dyno. It cost $$$$$ to run 11.0 without bottle feeding. If your vehicle is nice as you quote on your question??????? Drive and enjoy.... Make people think you are 11.0
and yield not to temptation. My car looks stealth but never goes to the track.
Good luck and have a blessed weekend.......jim


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