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400+ RWHP... will this do it???

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Old May 15, 2008 | 08:41 PM
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Default 400+ RWHP... will this do it???

What do you think this combo will make guys?

Custom 4" C.A.I
Ported & polished with 1/2 shaft & bump stop mod TB
LS6 intake
Ported 241's (bigger 2.02 and 1.60 valves) flow @.600 298 CFM. Milled to 59CC. Dual gold springs & Ti retainers.
F13 cam (230/232 114*)
1 3/4" SW headers
2.5" true duel exhaust
no cats
Vigilante 3200 converter
3.55 gears.

Thanks for any advise you have to offer!
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Old May 15, 2008 | 08:47 PM
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I would think probably around 410RWHP or so is my guess..
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Old May 15, 2008 | 09:07 PM
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I am going to say 407 rwhp on a dynojet
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Old May 15, 2008 | 09:34 PM
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you should def. be around 400+RWHP.
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Old May 15, 2008 | 09:51 PM
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M6 or A4?
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Old May 15, 2008 | 11:04 PM
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M6 or A4?
He has a stall so...with that being said, autos are no dyno queens especially stalled so I will say 380 depending on what type of dyno it is done on; mustang or dynojet. dyno numbers are bragging rights, et's are where it matters...
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Old May 15, 2008 | 11:07 PM
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Originally Posted by TransAmcoupe98
He has a stall so...with that being said, autos are no dyno queens especially stalled so I will say 380 depending on what type of dyno it is done on; mustang or dynojet. dyno numbers are bragging rights, et's are where it matters...
i agree.......380 390ish on a a4
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Old May 15, 2008 | 11:22 PM
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Originally Posted by TransAmcoupe98
He has a stall so...with that being said, autos are no dyno queens especially stalled so I will say 380 depending on what type of dyno it is done on; mustang or dynojet. dyno numbers are bragging rights, et's are where it matters...
Missed the stall I think he will make 400.
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Old May 15, 2008 | 11:28 PM
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When I just had my cam only done with ported ls1 heads, I put down 330ish(cant remember) on a mustang dyno with my stall and bolt-ons so you see how automatics suck on dyno's. Instead of numbers, if you get a good set of radials and get a 1.7xx or 1.8xx on your 60', I think you could run 12.5 maybe a smidge faster.
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Old May 16, 2008 | 12:01 AM
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Originally Posted by TransAmcoupe98
When I just had my cam only done with ported ls1 heads, I put down 330ish(cant remember) on a mustang dyno with my stall and bolt-ons so you see how automatics suck on dyno's. Instead of numbers, if you get a good set of radials and get a 1.7xx or 1.8xx on your 60', I think you could run 12.5 maybe a smidge faster.
Are you kidding He will be around 400 rwhp which will put him in the 11's around here.

My apologies but any bolt on car with ported heads and even a small cam should put down more than 330 #'s even though you are an A4 on a Mustang.

Do you have any track times???
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Old May 16, 2008 | 12:17 AM
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My M6 made 399.5rwhp with the F13 in it. With an auto and those ported and milled heads, I would think you would be around that figure.
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Old May 16, 2008 | 01:28 AM
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Id say def around 400. its a decent soze cam with ported heads. Post track times after the install
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Old May 16, 2008 | 03:32 AM
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When I was cam with headers and "LS1" intake only on STREET tires I ran a 8.21 @ 87.9 mph with a 2.0 60ft. and that was a hot lap. Thats also with 3.23 gears and a 2.1 STR stall. Its a small cam though and no aftermarket intake manifold or heads will choke you pretty good. I dont know if it makes any difference but all my pistons, rods, crank, etc... are forged and slightly heavier than stock so thats not going to help matters.

Last edited by TransAmcoupe98; May 16, 2008 at 03:39 AM.
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Old May 16, 2008 | 08:01 PM
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screw the dyno go to the track 1st weigh your car 2nd get a trap speed and we will then give hp numbers......
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Old May 16, 2008 | 08:51 PM
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We have a bigger cam on the Camaro but with ported 241's (unported FAST 90/90) our car did 441/386 with a nitrous tune...

I think 400 is attainable.
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Old May 16, 2008 | 10:24 PM
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Good stuff guys & thanks!!!
My goals are 400+ RWHP & to be able to run 11.99 or better in the 1/4 NA with the parts I have. (I may get a 90/90 to put me there if I don't make it)
Keep your fingers crossed...
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Old May 17, 2008 | 12:26 AM
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Originally Posted by cdoggy81
Good stuff guys & thanks!!!
My goals are 400+ RWHP & to be able to run 11.99 or better in the 1/4 NA with the parts I have. (I may get a 90/90 to put me there if I don't make it)
Keep your fingers crossed...
If you can hook 400 should easily put you better than that with good DA.
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Old May 18, 2008 | 12:11 AM
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Originally Posted by SOMbitch
Are you kidding He will be around 400 rwhp which will put him in the 11's around here.

My apologies but any bolt on car with ported heads and even a small cam should put down more than 330 #'s even though you are an A4 on a Mustang.

Do you have any track times???
I have a buddy w/ a full bolt on ls1 and 231/237 and only did 350, so heads might put him around 375-380. Stalls and gears kill autos on the dyno, but are somehow largely overlooked when comparing dyno #'s.
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Old May 18, 2008 | 02:21 AM
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I think your bud has something else going on. I am putting down quite a bit more with less cam and there are guys on here doing my #'s with stock heads Yes it's rare but your dude is way off with his #'s IMHO. Search Chris1313 on here and in the dyno section. He will make your friend feel really bad!!
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Old May 18, 2008 | 03:49 PM
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I hope I can hook... The tires will be street tires, nothing special, but will be wide at 295/35/18
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