V6 Discussion and questions about the base carbureted or MPFI V6's and the rare SFI Turbo V6.

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Old Jun 18, 2006 | 11:58 PM
  #1  
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From: Colorado
Car: 1986 Trans Am/1993 Trans Am
Engine: 305 .030 over built/ LT1 Bolt Ons
Transmission: t5/700r4
Axle/Gears: 3.43 Posi/3.23 Posi
Performance

Alright so I'm trading my first car in(a 2000 Dodge neon 2.0L 4cyl,190hp x 140torque) for a 1991 Firebird. It has a 3.1L V6 with Multi-port fuel injection. My main issue is that it has 140hp x 180 torque. Im a 16 year old and just want more so is there any basic things I can do besides engine swap,turbo,Supercharger or nos.
Looking at doing:
Dual exhaust
Headers
Injectors
CAI
40hp chip-Is this any good?-Hp Chip
Cant remember anything else right now so Thanks in advance for any help.

Last edited by Zeikjds; Jun 19, 2006 at 07:31 PM.
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Old Jun 19, 2006 | 12:29 AM
  #2  
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From: Kansas
Car: 85 camaro sport coupe
Engine: 2.8 MFI
Transmission: v6 700R4 wish it was a 5spd Stick
Axle/Gears: Stock non posi 3.42s
The sad fact is that there just is almost NO aftermarket offerings for these cars so any upgrades that really matter are either home done or are really expensive. if you hang around for a while you will notice people with 6s putting out good power but it cost them lots of money. so if you have a lot of money go for it but it still wont help with the lack of parts.

Dual's dont give much advantage on Big V8s and they would probably actually hurt the V6s performance. read some posts in the exhaust forums to find out why. main reson is the 2.8/3.1s these cars came with barely need the stock exhaust size.

pacesetter has some for about $200 uncoated

you wont need different than stock injectors till you have a lot of mods needing more fuel. dont touch them.

CAI go for it.

those chips never give you that much power gain plus ill make a good bet that this is a worn out car with a worn out engine. the chip will do more harm than good.

dont want to be saying it cant be done just that its not cheep and it is really hard to find parts for these. reason being that 99% of people that have a V8 capable chassis and are looking for more power switch to V8s so companys find it hard to validate making performance parts for such a little demand.
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Old Jun 19, 2006 | 12:32 AM
  #3  
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From: Milwaukee, Wisconsin
Car: 1982 Trans Am
Engine: LG4
Transmission: 200C
Axle/Gears: 3:73
I'm sure the chip wouldn't be worth the money.

Do you have a budget to begin with? If you're sticking with the V-6, a catback and air intake would be the best things to start out with. I'm not sure of who makes headers for your car.
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Old Jun 19, 2006 | 01:54 AM
  #4  
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From: Colorado
Car: 1986 Trans Am/1993 Trans Am
Engine: 305 .030 over built/ LT1 Bolt Ons
Transmission: t5/700r4
Axle/Gears: 3.43 Posi/3.23 Posi
Well I tried that chip in my neon and it really did help, it felt like it burned a little too much gas,but overall it changed my shifting points,gave me better accel. Thanks and I kinda have a budget but not really, and personally I would do a V8 but my parents dont trust me with any v8,they think ill wrap it around a tree so v8 is outa the question.
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Old Jun 19, 2006 | 02:34 AM
  #5  
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From: NorCal
Car: 91 Camaro RS(RealSlow)
Engine: 3.1L
Transmission: 700R4
Axle/Gears: unknown/mostlikelycrappy
custom bore up is a good one,
but good luck finding somebody to do that..

im currently looking for one but i cant find any
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Old Jun 19, 2006 | 02:41 AM
  #6  
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From: Colorado
Car: 1986 Trans Am/1993 Trans Am
Engine: 305 .030 over built/ LT1 Bolt Ons
Transmission: t5/700r4
Axle/Gears: 3.43 Posi/3.23 Posi
My dad and uncle know a whole lot cars, a whole lot, and about performance so i can probably talk my uncle into that,thanks

P.S.-My dad has a 9.8 second 69 Satellite with a 383 police interceptor(now sitting in Wyoming) and he wont let me have a v8
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Old Jun 19, 2006 | 06:28 AM
  #7  
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From: North Central Mass.
Car: 1985 Berlinetta
Engine: Megasquirted TPI
Transmission: Transgo 700R4
Axle/Gears: 3.42
Give it a few years, he'll come around
Until then, have fun in the bird. It's not fast, but it isnt incapable either. If you really want better performance, read up on the 3.4 liter swap. You can also get into PROM burning, and put on a turbo.
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Old Jun 19, 2006 | 12:10 PM
  #8  
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From: AR
Car: 1991 Camaro RS Vert
Engine: 350 S-TPI
Transmission: T5
Axle/Gears: GU5/G80/J65
Your neon has more power, and is lighter then a 305 TBI camaro. So it makes no sense that they wont let you have a v8.

Anyway. I'll x2 the first response. I have almost every over the counter bolt on part for these engines, and I have noticed a performance difference. Is it worth the money....... I doubt it. I do it for fun and something to tinker on and keep me outta trouble.
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Old Jun 19, 2006 | 01:57 PM
  #9  
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From: Colorado
Car: 1986 Trans Am/1993 Trans Am
Engine: 305 .030 over built/ LT1 Bolt Ons
Transmission: t5/700r4
Axle/Gears: 3.43 Posi/3.23 Posi
Cant I also Put a camshaft from a v8 in it? Plus not true dual exhaust, but I do like the look so ill look into exhausts. What about throttle bodies, can I put a bigger one on or bore it?
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Old Jun 19, 2006 | 02:41 PM
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From: AR
Car: 1991 Camaro RS Vert
Engine: 350 S-TPI
Transmission: T5
Axle/Gears: GU5/G80/J65
Originally Posted by Zeikjds
Cant I also Put a camshaft from a v8 in it?

WHOA!!! Please put your tools down, and step away from the car!!!!!!!


A v6 has 6 cylinders, and v8 has 8. there for, the block is about 3-5" longer. So there is NO WAY IN HELL a v8 cam will fit in a 6, even the 4.3(based off same block design), it wont fit. Even if it did, the lobe angles, duration, lift and all that are designed for a completely different engine.


The car should have came with dual looking exhaust.

Only one company made TB's, they are no longer in biz. Even if they still did, untill you put a cam, headers, and some other crap on there, a TB will do no good.

If your dad has such a kick *** car, why are you not getting his advice?
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Old Jun 19, 2006 | 02:48 PM
  #11  
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From: Colorado
Car: 1986 Trans Am/1993 Trans Am
Engine: 305 .030 over built/ LT1 Bolt Ons
Transmission: t5/700r4
Axle/Gears: 3.43 Posi/3.23 Posi
He wants me to learn and he'll help me but to a limit and I would ask him what all I can do and He'll just say nope. So I have to figure it out. I meant to say one from a v6 but a performance one?
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Old Jun 19, 2006 | 03:19 PM
  #12  
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From: AR
Car: 1991 Camaro RS Vert
Engine: 350 S-TPI
Transmission: T5
Axle/Gears: GU5/G80/J65
He's telling you no for a reason then. Might want to find out what that no is for, first.

One from what other v6?
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Old Jun 19, 2006 | 03:34 PM
  #13  
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From: Colorado
Car: 1986 Trans Am/1993 Trans Am
Engine: 305 .030 over built/ LT1 Bolt Ons
Transmission: t5/700r4
Axle/Gears: 3.43 Posi/3.23 Posi
The no is for help in finding what to put in the car, he just wont let me swap engines,turbo,Supercharge or nos it. Any thing else is good. I was looking at ones like this, Summit Racing Link

Last edited by Zeikjds; Jun 19, 2006 at 07:31 PM.
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Old Jun 19, 2006 | 04:04 PM
  #14  
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From: Colorado
Car: 1986 Trans Am/1993 Trans Am
Engine: 305 .030 over built/ LT1 Bolt Ons
Transmission: t5/700r4
Axle/Gears: 3.43 Posi/3.23 Posi
What about Gear Ratios too? Uping my gear ratio would give me more acceleration but drop my rop end speed right?
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Old Jun 19, 2006 | 05:07 PM
  #15  
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From: AR
Car: 1991 Camaro RS Vert
Engine: 350 S-TPI
Transmission: T5
Axle/Gears: GU5/G80/J65
The cam is the same one I have in my car, its streetable and about a midrange cam.

Gears help in low end, hurt top end. Build for your use.
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Old Jun 19, 2006 | 05:24 PM
  #16  
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From: Colorado
Car: 1986 Trans Am/1993 Trans Am
Engine: 305 .030 over built/ LT1 Bolt Ons
Transmission: t5/700r4
Axle/Gears: 3.43 Posi/3.23 Posi
Did the cam help you with performance,etc?
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Old Jun 19, 2006 | 05:48 PM
  #17  
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From: Colorado
Car: 1986 Trans Am/1993 Trans Am
Engine: 305 .030 over built/ LT1 Bolt Ons
Transmission: t5/700r4
Axle/Gears: 3.43 Posi/3.23 Posi
Also does anyone know where I can find some performance headers?
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Old Jun 19, 2006 | 05:48 PM
  #18  
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From: Auburn, WA
Car: '89 Firebird XS
Engine: 2.8l MPI
Transmission: auto 4 speed
http://www.jegs.com/webapp/wcs/store...chItemId=25903

is a cam you can look at it looks to be a little hotter then the mtc 5, not sure though havnt heard much about it
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Old Jun 19, 2006 | 07:22 PM
  #19  
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From: Waterford, MI
Car: 1998 Camaro Z28
Engine: 6.0L
Transmission: 4L60E
Axle/Gears: 3.73
ive gotta step in here, no offense to you, but theres been a ton of newbie posts on "how can i make my car faster". please do a search. youll find a ton of what you need. everything thats been posted in here so far has been covered quite a bit lately. just scroll through the last couple pages and youll find most of these questions.
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Old Jun 19, 2006 | 07:30 PM
  #20  
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From: Colorado
Car: 1986 Trans Am/1993 Trans Am
Engine: 305 .030 over built/ LT1 Bolt Ons
Transmission: t5/700r4
Axle/Gears: 3.43 Posi/3.23 Posi
Well I know alot of things I can do, I just haven't with a v6 before,so I just thought I might ask to make sure.

Last edited by Zeikjds; Jun 19, 2006 at 07:49 PM.
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Old Jun 19, 2006 | 08:13 PM
  #21  
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From: Waterford, MI
Car: 1998 Camaro Z28
Engine: 6.0L
Transmission: 4L60E
Axle/Gears: 3.73
Originally Posted by Zeikjds
Well I know alot of things I can do, I just haven't with a v6 before,so I just thought I might ask to make sure.
i just meant new to the boards. we get a lot of new people on here w/ the same question, at least once or twice a week lately. i dont mean anything against anyone new on the boards, but at the top is the FAQ, and it says please search before posting. this answers a lot of common questions and saves repeated posts. just some advise, i used to do it too. i searched some of my old posts and got the same advise, lol.
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Old Jun 22, 2006 | 07:24 PM
  #22  
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From: Findlay, OH USA
Car: 1987 Monte Carlo SS
Engine: 400 SBC
Transmission: 200-4R
Axle/Gears: 4.10
That "chip" you're looking at is anything but. It's just a resistor that feeds your ECM false information. It says your intake air temp is like -40° so the ECM richens up the mixture to compensate. Eventually the ECM will wise up and realize it is running too rich, adjust the mixture again, and it evens back out. Don't waste you're money. Your old car felt like it burned too much gas beacause that's exactly what it did. Anything else you felt was in your head or a result of the ECM being temporarily confused. As far as dual exhaust goes, I wouldn't bother on a 3.1L V6.
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Old Jun 22, 2006 | 08:49 PM
  #23  
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V6 Mods

well there isnt too much you can to to a V6 but there are a few things out there that you can get. What im about to list are things that i have put in my 3.1 camaro.
1. Flowmaster exhaust w/headers (it'll make your car sound better, i havent tried the headers cause im restoring a firebird)
2. ASP underdrive pulley kit (alot of people say these lower the rpms and power to the acessoreis, it does but it KEEPS its charge..i looked into this alot and debated reather to get them or not..its worth a bit of hp)
3. Cold Air Intake (its cheap to make one i have one i made on mine, it makes a nice sucking/whistle sound, you'll lk it!)
4. Major Tune up...MSD 6AL box, MSD distributor cap/ignition rotor kit, MSD 48,000 Volt coil pack, Taylor 8.2mm Thundervolt (there is also Accel 8.8mm) wires, and AC Delco Rapid fire plugs (these are made by the people who make gm parts so i strongly reccomend you get these. i tried the bosh platinum 2 they didnt work too well).
5. If you have lower milage try to put a new camshaft in it.

I know this might be a bit expensive, but you'll feel an increase in power. Dont expect to beat V8's with this but it'll look good under the hood and it'll make it move a bit faster! I just graduated and i know what youre going through, do these mods. If you have the money you can go for the more expensive stuff but try out what i've done to mine it'll be worth it. Summitracing has all of the parts i listed, if you know how to search for specific parts you'll have no problem finding them. good luck.
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Old Jun 22, 2006 | 10:52 PM
  #24  
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From: Colorado
Car: 1986 Trans Am/1993 Trans Am
Engine: 305 .030 over built/ LT1 Bolt Ons
Transmission: t5/700r4
Axle/Gears: 3.43 Posi/3.23 Posi
Well I am eventually going to throw a v8 in it. As for now thanks for the advice.
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Old Jun 23, 2006 | 05:57 AM
  #25  
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From: AR
Car: 1991 Camaro RS Vert
Engine: 350 S-TPI
Transmission: T5
Axle/Gears: GU5/G80/J65
Originally Posted by Zeikjds
Well I am eventually going to throw a v8 in it. As for now thanks for the advice.
If you plan to put a v8 in it, I wouldnt do anything more then a coil and tuneup. And start with the suspension.
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Old Jun 23, 2006 | 10:57 AM
  #26  
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From: Colorado
Car: 1986 Trans Am/1993 Trans Am
Engine: 305 .030 over built/ LT1 Bolt Ons
Transmission: t5/700r4
Axle/Gears: 3.43 Posi/3.23 Posi
Ya I was looking at getting Sub-Frame Connectors, Lower Control Arms, Panhard Rod, Aluminum Drive Shaft, Strut Tower Brace, Underdrive Pulley, Exhaust System, Camshaft, CAI
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Old Jun 23, 2006 | 02:52 PM
  #27  
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From: AR
Car: 1991 Camaro RS Vert
Engine: 350 S-TPI
Transmission: T5
Axle/Gears: GU5/G80/J65
I'd skip the camshaft, and question the pully.
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Old Jun 23, 2006 | 07:06 PM
  #28  
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From: Brighton, CO
Car: '72 Chevy Nova
Engine: Solid roller 355
Transmission: TH350
Axle/Gears: 8.5" 10-bolt 3.73 Posi
Personally I think I'd just get a muffler and do lots fo suspension work to make it handle good. Save cash for the V8.
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Old Jun 24, 2006 | 08:25 PM
  #29  
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From: Colorado
Car: 1986 Trans Am/1993 Trans Am
Engine: 305 .030 over built/ LT1 Bolt Ons
Transmission: t5/700r4
Axle/Gears: 3.43 Posi/3.23 Posi
Well I was talking to my dad and hes going to help me supe it up so,yay, he said we can bore and stroke it among other things,hes just gonna do stuff and not tell me?lol
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Old Jun 24, 2006 | 08:34 PM
  #30  
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From: AR
Car: 1991 Camaro RS Vert
Engine: 350 S-TPI
Transmission: T5
Axle/Gears: GU5/G80/J65
3.1 is stroked as much as this one can go. If your going to bore it out, just go to a 3.4 block.

Still, if your gonna go v8 later, skip all this shizzle on the v6, dont waist the cash.
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Old Jun 24, 2006 | 08:45 PM
  #31  
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From: Colorado
Car: 1986 Trans Am/1993 Trans Am
Engine: 305 .030 over built/ LT1 Bolt Ons
Transmission: t5/700r4
Axle/Gears: 3.43 Posi/3.23 Posi
Well my dad knows his stuff and I guess hes going to make it at least put out 250hp. and hell if hes does that why through a v8 in it when it will be a school,work and running around car that I can still have fun in?
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Old Jun 24, 2006 | 10:08 PM
  #32  
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From: Auburn, WA
Car: '89 Firebird XS
Engine: 2.8l MPI
Transmission: auto 4 speed
well something you should know, the base block for gms 60deg, v6 for the firebird was the 2.8l then in 90 or 91 (forget which was first) they went to a 3.1l which is a stroked 2.8l, then in 94/95 they had the RWD 3.4l which is a bored 3.1 or a bored and stroked 2.8l.

Also as a N/A motor i havnt seen one putting out 250, but maybe i havnt looked hard enough, their just arnt many aftermarket parts,but you can do head work and such. cam, roller rockers stuff like that.
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Old Jun 24, 2006 | 11:14 PM
  #33  
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From: Colorado
Car: 1986 Trans Am/1993 Trans Am
Engine: 305 .030 over built/ LT1 Bolt Ons
Transmission: t5/700r4
Axle/Gears: 3.43 Posi/3.23 Posi
Ya I dont know what he has planned but he used to race cars and its not about aftermarket parts, its custom jobs. My dad is mainly the mechanic, he can fix or tune and do almost anything to the engine, tranny, axles, other mechanical parts... he doesnt like electronics or body work but he can do them. I have faith and as it goes ill tell you what he does. Thanks
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