Modular 4.6L Tech For all your 1996-2005+ 2V, 3V, and 4V modular motor needs.
View Poll Results: What are your 5.4L swap plans?
Not swapping. You guys are nuts for trying.
1.82%
Not swapping but find the topic interesting.
12.73%
Thinking about doing the swap but not in the next year.
16.82%
Definitely going to do the swap in the next year or so.
25.45%
Doing it now. Looking for an engine or awaiting delivery.
15.45%
Doing it now. Already bought an engine.
18.64%
Done. Got my 5.4L and showin my tail lights to camaro's every day.
7.73%
Screw 5.4, I'm going diesel 4cylinder.
1.36%
Voters: 220. You may not vote on this poll

Anyone intrested in 5.4L swaps, in here. Need you to opine.

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  #9571  
Old 08-09-2010, 09:15 AM
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Comp cams 270s
 
  #9572  
Old 08-09-2010, 10:56 AM
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Originally Posted by r3dn3ck
stanger00 dropped a vortech bracket off to me yesterday. I'm going to try and do up a decent cad of it so we can solve this damned problem.

Could someone please volunteer to take ridiculously **** retentive measurements of a 5.4 front cover for me? I'll make the cad for a new bracket from them. Then I can send that to HPS and they'll probably make them.

OR, One of you with a spare front cover could volunteer to send that to HPS and I can send stanger00's bracket to them (they'll be returned unharmed), have them make a new bracket and send us back our parts. Bob did express interest.

EDIT: Talked to bob. Interest is definitely there. We're working on seeing if it's workable. What do you guys think is a fair price for 20lbs of precision machined aluminum? These are a limited run sorta item so the pricing will probably not be super cheap (like in the 100-150 dollar range). I'd think about $350 would be about the max that would be reasonable. That would probably be an acceptable return on the R&D with a run of 10-20 units sold over a year.

1996: I had the same experience with vortech. They're kinda dicks about it. Had the same experiece you had with torktech too. Hmmmmmm.... Oh yeah, and I have takers for 10 of those other things if we ever decide to make em.
I can get you those dimensions tonight if you'd still like them, i can either make a diagram or whatever you needed me to do (Think i have the 99 cover).

I would definately pay 250-350 for one if HPS decided to make one, or depending on how much modification is required for a 96-99 or 00-04 bracket I might just do it myself.
 
  #9573  
Old 08-09-2010, 10:43 PM
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Originally Posted by r3dn3ck
looks like forward facing turbo headers... tommy, are you holding back some details.
lets just say that this is my new front bumper:

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any turbo builders might be interested in a set of LT turbo headers after this one.....
 
  #9574  
Old 08-10-2010, 06:59 AM
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Old question I searched and could not find the answer. I will have to run the Adapter plates. My question is are all adapter plates the same? If I can get new Pro Product adapter plates for $239 and used R. Racing adapter Place for $250 which would be better. Also are there any other?
 
  #9575  
Old 08-10-2010, 07:04 AM
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Originally Posted by horspla2000
Comp cams 270s
That explains why it pulled so high. On 12lbs that's pretty good but I don't know if you were getting full boost... I'd expect 425-ish. Your numbers are within 10% of what desktop dyno says they should be though. Great job! The torque must be amazing.

Originally Posted by 1996mustangGT
I can get you those dimensions tonight if you'd still like them, i can either make a diagram or whatever you needed me to do (Think i have the 99 cover).

I would definately pay 250-350 for one if HPS decided to make one, or depending on how much modification is required for a 96-99 or 00-04 bracket I might just do it myself.
a diagram would be excellent.

Originally Posted by myillwillinc
lets just say that this is my new front bumper:



any turbo builders might be interested in a set of LT turbo headers after this one.....
Nice. Gunna have filters poking out?
 
  #9576  
Old 08-10-2010, 07:07 AM
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Originally Posted by GodStang
Old question I searched and could not find the answer. I will have to run the Adapter plates. My question is are all adapter plates the same? If I can get new Pro Product adapter plates for $239 and used R. Racing adapter Place for $250 which would be better. Also are there any other?
No they're not the same. Reichard are machined billet and pro-prod/mmr/etc... are cast. The cast units are a bit softer so you need to not overtorque the intake fasteners. Reichard is prettier. Both work about the same.

I beg you to reconsider your intake solution choice. If nothing else at least start saving up for a HPS. Budget constraints hit everyone but still, plates suck.
 
  #9577  
Old 08-10-2010, 10:48 AM
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That explains why it pulled so high. On 12lbs that's pretty good but I don't know if you were getting full boost... I'd expect 425-ish. Your numbers are within 10% of what desktop dyno says they should be though. Great job! The torque must be amazing.





Boost drops off after 4000 down to only 10 psi at 6000 RPM. That's where my last 20-25 HP went. Port job will fix that.
 
  #9578  
Old 08-10-2010, 01:27 PM
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Originally Posted by GodStang
Old question I searched and could not find the answer. I will have to run the Adapter plates. My question is are all adapter plates the same? If I can get new Pro Product adapter plates for $239 and used R. Racing adapter Place for $250 which would be better. Also are there any other?
If you are using plates, check ebay. Every so often the ProProducts guys put a set on there for 150. Thats what I did.
 
  #9579  
Old 08-10-2010, 01:53 PM
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desktop dyno doesn't seem to take boost fall-off into account very well. I put in a correct belt ratio and all that too. You definitely got your reason though. When I drop the boost to 10lbs on the sim it's within just a few hp of your numbers.
 
  #9580  
Old 08-10-2010, 01:56 PM
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Hmm, pretty cool to see it can be that accurate. Again, this was a Mustang dyno. They show ~10% less than a Dynojet.
 
  #9581  
Old 08-10-2010, 02:07 PM
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I have not personally experienced that. I keep reading convincing reasons why I should but to date it has not been the case for me. (NOT calling your statement into question, I'm not in a position to)

I've taken my car to a mustang dyno, then to a dynojet and then to a different dynojet all on the same day and it's been within just a hp every time. The mustang/load-cell dyno's are very susceptible to crappy operators munging the results. Inertia dynos seem to do better in shall we say less experienced shops.
 
  #9582  
Old 08-10-2010, 03:46 PM
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Originally Posted by r3dn3ck
I have not personally experienced that. I keep reading convincing reasons why I should but to date it has not been the case for me. (NOT calling your statement into question, I'm not in a position to)

I've taken my car to a mustang dyno, then to a dynojet and then to a different dynojet all on the same day and it's been within just a hp every time. The mustang/load-cell dyno's are very susceptible to crappy operators munging the results. Inertia dynos seem to do better in shall we say less experienced shops.
There is zero relation from Mustang Dyno to DynoJet. You will hear people tell you oh they read 5 to 15% lower but that is not true at all. I have seen mustang dynos read 5% higer, 10% higher, 5% lower, the same a s a dynojet and 10 to 12% lower. It all depends what mustang dyno and what dynojet. **** I have seen Dynojets in the same area read 5 to 10% different.
 
  #9583  
Old 08-10-2010, 06:15 PM
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nice to see the numbers horspla. since i have stock cams and 10 psi i will probably see quite a bit less power.....i wanna get to that 450 hp mark....my friends place sells race fuel now so maybe when i get it dynoed ill see what see makes and if the number are just low enough ill add a 50 shot with a few gallons of race fuel.

worse comes to worse and she blows ill just have to get some rods and prep a 5.4 block and i can be fully forged....although i would like to wait till i have some trickflows before i build a engine.

if i do it the engine will hardly ever see the nitrous.....just want it so i can handle my own against the ls guys
 
  #9584  
Old 08-10-2010, 09:32 PM
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was diging thru some old car stuff found my first dyno sheet with bone stock lightning motor with 8lb lower
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  #9585  
Old 08-10-2010, 11:48 PM
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Red-that threads is closed so I cannot add that pearl of wisdom...
 
  #9586  
Old 08-11-2010, 05:57 AM
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Originally Posted by horspla2000
Finally got some dyno numbers. Of course now I have MORE problems to deal with, BUT.......................Mustang dyno..........401WHP and 435 tq. The run started at 2800 RPM and it made 350 ft. lbs. there. Should be nice, if I can ever get everything working right. It somehow blew the diaphragm in the bypass valve. Gotta fix that now. Also, doesn't want to start real well and idle surges etc. (yes I plugged the vac line to the bypass)
The real sad thing about this is seeing recent results of the new 5.0L Coyote engine. A good friend of mine just had his car re-tuned with CAI and GT500 mufflers only and managed 430 rwhp / 410 rwtq all N/A

Here is the write-up thread about it...
http://motownmuscle.com/forums/showt...I-Tune-Results
 
  #9587  
Old 08-11-2010, 07:17 AM
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Did yet more work. Can you tell what neato thing changed in the pic below?

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I fixed the fuel leak and one of the coolant leaks and the vacuum leak.

I STILL NEED A THROTTLE CABLE AND THERMOSTAT O-RING BEFORE I CAN DRIVE IT! NOT FINDING ANY, ZOMG PLZ HLP! KTHXBAI























What changed? I installed the nitrous and fuel solenoids, routed the hoses and moved the nitrous bung in the intake pipe to the bend before the TB. Made a bracket to keep the fogger hoses nice and tight and clean. The solenoid bracket is mounted on the very top front cover bolt. Seemed like a good place at the time. Also got the power wire connected. I need to put an adapter block on my fuel rail and connect up the FPSS, then I need to put in the master arm switch and the WOT switch. I have it jetted for 75hp right now but I'm going to pop the 100hp jets in when I get home.
 

Last edited by r3dn3ck; 08-11-2010 at 07:28 AM.
  #9588  
Old 08-11-2010, 07:27 AM
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Got a few throttle cables. LMK whick one you are looking for.
 
  #9589  
Old 08-11-2010, 07:30 AM
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Originally Posted by the12fast4u
was diging thru some old car stuff found my first dyno sheet with bone stock lightning motor with 8lb lower

MAN! I seem WAY off then. I have heads, cams, throttle body and plenum, CAI, etc. and make less HP and WAY less TQ. How can this be??
 
  #9590  
Old 08-11-2010, 07:36 AM
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oh................nevermind. You said 8lb. lower. I was thinking 8lbs.
 
  #9591  
Old 08-11-2010, 07:39 AM
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Originally Posted by Nater
Red-that threads is closed so I cannot add that pearl of wisdom...
I'll fix that.

Originally Posted by horspla2000
Got a few throttle cables. LMK whick one you are looking for.
96-04gt. If there's a difference, mine's an 03. LMK cost and I'll get you paypal'd right away.

Originally Posted by horspla2000
oh................nevermind. You said 8lb. lower. I was thinking 8lbs.
yeah, not feelin' so bad now huh. That 8lbs lower would make like 16-18lbs total boost. You did the same with 10-12.
 
  #9592  
Old 08-11-2010, 07:42 AM
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Originally Posted by horspla2000
MAN! I seem WAY off then. I have heads, cams, throttle body and plenum, CAI, etc. and make less HP and WAY less TQ. How can this be??
it was a 99-2000 motor with the older intake.bought the newer one though for my built motor.the only things i had on it was edr delete,and razors edge motorsports cai.but the motor itself was bone stock paid $1800.00 for complete lightning motor thats it wasnt anything special.cant wait to see how this new motor is gonna do
 

Last edited by the12fast4u; 08-11-2010 at 07:44 AM.
  #9593  
Old 08-11-2010, 09:52 AM
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Actually mine was less, but also less boost. Anyway, Red, I have a 03-04 Cobra throttle cable (slightly longer than stock GT cable) new. I think I paid $30. PM me your address and I'll send it to you. If you want it, then we can talk. It should work just fine for your app to my knowledge.
 
  #9594  
Old 08-11-2010, 09:53 AM
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12fast, that thing made some serious torque!
 
  #9595  
Old 08-11-2010, 11:10 AM
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Originally Posted by horspla2000
12fast, that thing made some serious torque!
first time i dumped it i fell in love it had me hooked LOL red or anybody how much do you think i was making at the flywheel?
 
  #9596  
Old 08-11-2010, 12:56 PM
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at 18% loss for a manual that's 502/620 bhp/btq

hors: I managed to source one locally just a few minutes ago. Thanks tho.
 

Last edited by r3dn3ck; 08-11-2010 at 12:59 PM.
  #9597  
Old 08-11-2010, 02:05 PM
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Originally Posted by JScottGT
The real sad thing about this is seeing recent results of the new 5.0L Coyote engine. A good friend of mine just had his car re-tuned with CAI and GT500 mufflers only and managed 430 rwhp / 410 rwtq all N/A

Here is the write-up thread about it...
http://motownmuscle.com/forums/showt...I-Tune-Results
I agree the 5.0 Coyote is impressive but the only problem is I will NEVER allow one in the current body style to even come close to being parked in my driveway. The current body style is the UGLIEST Mustang produced ever; we call it the "Cherry-Blossom (because it looks like HONDA "mounted" it in the rear) Mustang with the Chevy Camaro hood".

They put that motor in a nicer body style (why cant they just resto a 69-70 body style with the current hips and be done with it ... ???) and I'll be all over it ... (as long as they chunk the WORTHLESS plastic intake manifold).
 
  #9598  
Old 08-12-2010, 05:41 AM
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MM has K-members on their Deal of the Day. 20% off
 
  #9599  
Old 08-12-2010, 07:39 AM
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holy ****. that's a screamin price.
 
  #9600  
Old 08-12-2010, 07:59 AM
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What do you stock guys recommend for a tune? Stock 4.6L to stock 5.4L?
 


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