2004 Mustang V6 Performance Upgrades. What should I do next?
so far i have a k&n intake and dual flowmasters. i was thinking about adding some more power and wasnt sure what to do next. i was thinking either a pulley or a throttle body. im leaning more towards a throttle body since i feel more comfortable installing that byself than a pulley and that way i will save money by not paying someone to install a pulley for me. however, after reading some forums here i noticed that someone said its not worth buying a throttle body if you dont plan to add a s/c or turbo. let me kno what u guys think or if i should do somthing besides a pulley or tb.
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2004 Mustang 3.9L V6 with K&N intake, Dual Flowmaster Super 40s, Motoblue 42% Pulley, GT rear sway bar, drilled and slotted rotors, SCT tuner, 4.10s and tlock, Black FR500's 17 by 10.5 and 17 by 9.
either mod you wont feel the difference. i would probably put wheels, gears, or stereo. or maybe get a set of headers, like jba or something. that way when your stock headers start leaking you will have a set, and maybe get them put in under warranty if you have it.
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Sr. Master Ford nerd.
saludos caballeros del ovalo azul
either mod you wont feel the difference. i would probably put wheels, gears, or stereo. or maybe get a set of headers, like jba or something. that way when your stock headers start leaking you will have a set, and maybe get them put in under warranty if you have it.
wheels?
stereo?
what power difference is any of that going to make? I have heard of no instance where somebody has headers leaking on a v6.
That aside, Here is some good advice. What you read about the throttle body is true, they are not worth the money if you dont have SC/turbo. Gears are a good bang for buck mod for stoplight racing but not on the top end; they also are bad on gas mileage. It would help a lot if i knew what kind of budget you have. Small budget, UD pullies and a tuner, but you need to do the work yourself otherwise modding can become real expensive real fast.
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2002 v6 manual, SSM P&P Heads, Comp Cam from SSM, and some other stuff full list in profile.
214 RWHP, 215 RWTQ
"The trouble with our liberal friends is not that they're ignorant; it's just that they know so much that isn't so" -Ronald Reagan
so far i have a k&n intake and dual flowmasters. i was thinking about adding some more power and wasnt sure what to do next. i was thinking either a pulley or a throttle body. im leaning more towards a throttle body since i feel more comfortable installing that byself than a pulley and that way i will save money by not paying someone to install a pulley for me. however, after reading some forums here i noticed that someone said its not worth buying a throttle body if you dont plan to add a s/c or turbo. let me kno what u guys think or if i should do somthing besides a pulley or tb.
you won't get anything from a throttle body without a power-adder except improved throttle response.
The pulley (depending on how small you go) will have 4 benefits.
1) you will DEFINITELY feel a difference with a 42% underdriver, especially at high rpms.
2) you will pick up 2-3 mpg and the mod will pay for itself.
3) you will also lose some lbs off of the crank, and off the nose
4) you will extend the life of all your accessories driven off the crank.
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On the other hand, if you have a lot of stereo equipment you will need to overdrive your alternator or better -pick up a 200 amp heavy duty model.
The pulley only costs $50 to install.
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Woe to him who builds his palace by unrighteousness,his upper rooms by injustice,making his countrymen work for nothing...Does it make you a king to have more and more cedar?Did not your father have food and drink?He did what was right and just,so all went well with him. He defended the cause of the poor and needy,and so all went well...But your eyes and your heart are set only on dishonest gain,on shedding innocent blood and on oppression and extortion. Jer 22:13, 15-17
either mod you wont feel the difference. i would probably put wheels, gears, or stereo. or maybe get a set of headers, like jba or something. that way when your stock headers start leaking you will have a set, and maybe get them put in under warranty if you have it.
headers only do good in the presence of a power adder. the tubular manifolds are the most efficient Ford has ever produced, and are only separated from a true header by a lack of a collector.
you'd be better off getting a chip or upgrading the cat back.
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A better mod than the t-body would be an intake spacer -that would get you 5% more hp, with little trouble.
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Woe to him who builds his palace by unrighteousness,his upper rooms by injustice,making his countrymen work for nothing...Does it make you a king to have more and more cedar?Did not your father have food and drink?He did what was right and just,so all went well with him. He defended the cause of the poor and needy,and so all went well...But your eyes and your heart are set only on dishonest gain,on shedding innocent blood and on oppression and extortion. Jer 22:13, 15-17
wheels?
stereo?
what power difference is any of that going to make? I have heard of no instance where somebody has headers leaking on a v6.
That aside, Here is some good advice. What you read about the throttle body is true, they are not worth the money if you dont have SC/turbo. Gears are a good bang for buck mod for stoplight racing but not on the top end; they also are bad on gas mileage. It would help a lot if i knew what kind of budget you have. Small budget, UD pullies and a tuner, but you need to do the work yourself otherwise modding can become real expensive real fast.
Another 5.0L guy trying to give v6 tech advice . . .
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Woe to him who builds his palace by unrighteousness,his upper rooms by injustice,making his countrymen work for nothing...Does it make you a king to have more and more cedar?Did not your father have food and drink?He did what was right and just,so all went well with him. He defended the cause of the poor and needy,and so all went well...But your eyes and your heart are set only on dishonest gain,on shedding innocent blood and on oppression and extortion. Jer 22:13, 15-17
thanks for all the advice i think ill go with the pulley and another quick question is if i get an intake spacer will that work with my k&n intake
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2004 Mustang 3.9L V6 with K&N intake, Dual Flowmaster Super 40s, Motoblue 42% Pulley, GT rear sway bar, drilled and slotted rotors, SCT tuner, 4.10s and tlock, Black FR500's 17 by 10.5 and 17 by 9.
Woe to him who builds his palace by unrighteousness,his upper rooms by injustice,making his countrymen work for nothing...Does it make you a king to have more and more cedar?Did not your father have food and drink?He did what was right and just,so all went well with him. He defended the cause of the poor and needy,and so all went well...But your eyes and your heart are set only on dishonest gain,on shedding innocent blood and on oppression and extortion. Jer 22:13, 15-17
Woe to him who builds his palace by unrighteousness,his upper rooms by injustice,making his countrymen work for nothing...Does it make you a king to have more and more cedar?Did not your father have food and drink?He did what was right and just,so all went well with him. He defended the cause of the poor and needy,and so all went well...But your eyes and your heart are set only on dishonest gain,on shedding innocent blood and on oppression and extortion. Jer 22:13, 15-17
On the other hand, if you have a lot of stereo equipment you will need to overdrive your alternator or better -pick up a 200 amp heavy duty model.
The pulley only costs $50 to install.
Actually, unless he is running some amp sucking beast of a system I think he would be fine. I am using 42% UD and I am running 2 10" rockford fosgate subs on a PPI amp (sounds GOOD! ) and I have had no problems at all.
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2002 v6 manual, SSM P&P Heads, Comp Cam from SSM, and some other stuff full list in profile.
214 RWHP, 215 RWTQ
"The trouble with our liberal friends is not that they're ignorant; it's just that they know so much that isn't so" -Ronald Reagan
tex 117 when u got ur UD pulley did u actually feel a big difference and where did u buy yours from? i was thinking about getting the one from rpmoutlet.com
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2004 Mustang 3.9L V6 with K&N intake, Dual Flowmaster Super 40s, Motoblue 42% Pulley, GT rear sway bar, drilled and slotted rotors, SCT tuner, 4.10s and tlock, Black FR500's 17 by 10.5 and 17 by 9.
I would recommend going with gears, that is probably the next thing I will be buying. They won't add any hp but they will give you better launches off the line. Like just about everyone here will say they are the best bang for the buck mods.
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95 Mustang Cobra
347 Stroker, Cobra Heads/Intake, Comp Cams Magnum 270 cam, Upper/Lower Control Arms, Subframe Connectors, Strange 10 Way Adjustable Struts/Shocks, Eibach Drag Launch Springs, MGW short throw shifter, O/R h pipe, SLP lm1 Catback, K&N big cone filter. Still running on the stock tune
2004 Mustang 3.9L V6 with K&N intake, Dual Flowmaster Super 40s, Motoblue 42% Pulley, GT rear sway bar, drilled and slotted rotors, SCT tuner, 4.10s and tlock, Black FR500's 17 by 10.5 and 17 by 9.
Another 5.0L guy trying to give v6 tech advice . . .
please! V6 cars and V8 cars are the same except for engine, manual trans, and rear end. not to mention a couple of things here and there in suspension, rear sway bar, and spring rates, and wheels.
also interior stuff like the cluster, and seats. why do you think i say that V6s are good parts cars. because they have the same parts and all of the upgradeable parts for 5.0s like alternators, 4R70W transmissions, rear disc brakes, rear axles, spindles for front brakes, master cylinders, brake boosters, wheels, you name it. im trying to help you guys out, if you want to disregard my advice, fine thats your problem.
the efficency of the headers is not the question. the fact that they love to break welds from all the vibrations is what im talking about. ive done a bunch of them and seen/heard even more exhaust leaking new edge V6s
as for brand of gears, i would only go with ford racing, and probably a 3.73 or 4.10 ratio. maybe pick up a traction lok from the junkyard from an old ranger.
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Sr. Master Ford nerd.
saludos caballeros del ovalo azul
tex 117 when u got ur UD pulley did u actually feel a big difference and where did u buy yours from? i was thinking about getting the one from rpmoutlet.com
It is like KS said, off the line you don't really feel any difference; but once you get over 3K RPM's you will notice that the engine won't bog down as much. Unfortunatly rpmoutlet is the only place where I have found 42% reduction which put up the biggest HP gains, most UD pullies you find will be 25%.
As for gears, they will give you performance but it is a personal preference. I don't like them because I do a lot of long highway trips and I don't want my RPM's to be whining at 70; but no doubt they do perform on stoplight racing.
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2002 v6 manual, SSM P&P Heads, Comp Cam from SSM, and some other stuff full list in profile.
214 RWHP, 215 RWTQ
"The trouble with our liberal friends is not that they're ignorant; it's just that they know so much that isn't so" -Ronald Reagan