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gsx eclipse vs my 89 rs 5.0 tbi can i win? if so what do i need?

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Old Jul 22, 2010 | 09:22 PM
  #1  
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From: SAN DIEGO, CALIFORNIA
Car: 89RS-5.0/88IROC-Z-5.0/92-5.7 z28/v6
Engine: 5.0/5.7/2.8
Transmission: 5 spd in two stock auto in other tw
Axle/Gears: stock
gsx eclipse vs my 89 rs 5.0 tbi can i win? if so what do i need?

my friend just bought his GSX eclipse 5spd and put a 20g turbo on it hes a got a rebuilt engine etc. i have my completely stock 89 rs 5.0 tbi 5spd ragtop im wondering if i have a chance beating him with my 170HP rs ragtop hes got 210 hp stock with the 14b turbo now with the upgraded 20g turbo got me wondering....
but what i need to know is if i put a new full exhaust (headers,
y-pipe,cat-back) new heads, and how much that would cost to be installed norm. rate and if that will put me in any closer to beating his piece of &!#$
and if there's anything anybody can suggest for me to gain more hp
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Old Jul 22, 2010 | 11:06 PM
  #2  
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From: Cary, North Carolina
Car: 1992 RS
Engine: Carbed 350
Transmission: 700R4
Axle/Gears: 3.42 posi
Re: gsx eclipse vs my 89 rs 5.0 tbi can i win? if so what do i need?

It's not gonna happen. To get even close, you'll need to throw more money at that 305 than you would by just installing a LSx 5.7 - and then, you'd never ever get it out of the TBI chip - it just isn't capable of getting re-programmed well enough to deal with the mods you'd have to do to a 305. And you live in CA 0 it'll never happen well enough to pass emissions.

Swap in a LS1 with it's entire harness/computer. Add headers. Swap in the T56 tranny that will handle it (cause the Ls1 will kill your T5), get a 3.42 rear gear with posi. That will take $4000 minimum - but it will pass emissions, and kill alot of cars.

There are exceptions - anything is possible with enough time and money - but 3rd gens were never racers. We have them 'cause we love them, not 'cause they go fast. Speed kills - kills the wallet in tickets, kills the cars in mistakes, kills innocent bystanders and passengers with ignorance. Any fool can have an eclipse, and most all of them are fast - but NONE are 1/2 as cool as a 3rd gen.

Want to beat him on a budget? Get a LT1 4th gen - my wife has a 1997 Z28 LT1 auto that only cost me $2800! I have well over $15k in my 3rd gen, and it will never beat the LT1 my wife drives.
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Old Jul 23, 2010 | 01:28 AM
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From: SAN DIEGO, CALIFORNIA
Car: 89RS-5.0/88IROC-Z-5.0/92-5.7 z28/v6
Engine: 5.0/5.7/2.8
Transmission: 5 spd in two stock auto in other tw
Axle/Gears: stock
Re: gsx eclipse vs my 89 rs 5.0 tbi can i win? if so what do i need?

MAN MAKES me real sad that these beautiful cars cant woop those loud pieces of #$&*
but for 4000 i could swap all of what u listed above like the ls1harness in comp. then heads and rear gear .....or i was thinking of doing this before i got a 2.8 v6 sport coupe I was gonna try and throw a turbo at it how much you think it would to install a budget turbo by install i mean changing everything needed to be changed to withstand turbo power because there's a lot of room in front of the engine in the 2.8
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Old Jul 23, 2010 | 02:14 AM
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From: Norwalk, CA
Car: 91Z28
Engine: 5.7 ls1
Transmission: 4l60e
Axle/Gears: 3.42
Re: gsx eclipse vs my 89 rs 5.0 tbi can i win? if so what do i need?

If you wanna swap an ls1 theirs a guy in craigslist that it selling his camaro z28 with an ls1 and I called him and he is willing to let it go for $2300 so that's would be perfect for the lsx swap if you like.
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Old Jul 23, 2010 | 02:30 AM
  #5  
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From: SAN DIEGO, CALIFORNIA
Car: 89RS-5.0/88IROC-Z-5.0/92-5.7 z28/v6
Engine: 5.0/5.7/2.8
Transmission: 5 spd in two stock auto in other tw
Axle/Gears: stock
Re: gsx eclipse vs my 89 rs 5.0 tbi can i win? if so what do i need?

do not have that much money right now but do you think that would be the best choice for an engine swap is the ls1 i was thinking of swapping for a 327 but no idea how hard to aquire
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Old Jul 23, 2010 | 02:40 AM
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From: Norwalk, CA
Car: 91Z28
Engine: 5.7 ls1
Transmission: 4l60e
Axle/Gears: 3.42
Re: gsx eclipse vs my 89 rs 5.0 tbi can i win? if so what do i need?

Well I really have no idea I am also rebuilding a 350 for my car part by part I have already spend over $1000 in just parts for my engine and I don't think I'm gonna be even close to keep up with a ls1. From what I seen it doesn't sound complicated but don't have the exact answer on that I would ask the people who have done the lsx swaps.
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Old Jul 23, 2010 | 02:50 AM
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From: SAN DIEGO, CALIFORNIA
Car: 89RS-5.0/88IROC-Z-5.0/92-5.7 z28/v6
Engine: 5.0/5.7/2.8
Transmission: 5 spd in two stock auto in other tw
Axle/Gears: stock
Re: gsx eclipse vs my 89 rs 5.0 tbi can i win? if so what do i need?

for sure how hard is it to rebuild a engine ? and how much does it cost usually 1000? but ya thx for the advice i think i might get a ls1 but they are very spensive so idk i was also looking into a turbo for either my 2.8 or my 305 rs any idea how much it would cost to get everything working with a turbo?
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Old Jul 23, 2010 | 02:57 AM
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From: Norwalk, CA
Car: 91Z28
Engine: 5.7 ls1
Transmission: 4l60e
Axle/Gears: 3.42
Re: gsx eclipse vs my 89 rs 5.0 tbi can i win? if so what do i need?

Rebuilding a 350 is not as hard I thought it was but I also didn't rebuild the heads my self. As for costs it depends since I wanted to buy new pistons, lifters, pushrods, and rocker arms it came out more expensive but you could just buy a rebuild kit for about $300 and replace the gasket and bearings and your done. If you are wanting to put a turbo onto your thirdgen it's also gonna cost big bucks if not it would not last as long if it's not built to handle the power.
Wow this was a long reply
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Old Jul 23, 2010 | 03:07 AM
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From: Norwalk, CA
Car: 91Z28
Engine: 5.7 ls1
Transmission: 4l60e
Axle/Gears: 3.42
Re: gsx eclipse vs my 89 rs 5.0 tbi can i win? if so what do i need?

I was looking on craigslist and found this you could buy these http://orangecounty.craigslist.org/pts/1790048717.html
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Old Jul 23, 2010 | 07:06 AM
  #10  
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From: SAN DIEGO, CALIFORNIA
Car: 89RS-5.0/88IROC-Z-5.0/92-5.7 z28/v6
Engine: 5.0/5.7/2.8
Transmission: 5 spd in two stock auto in other tw
Axle/Gears: stock
Re: gsx eclipse vs my 89 rs 5.0 tbi can i win? if so what do i need?

what about the lt1 and do you know if i would HAve to get a new transmission to support the lt1?
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Old Jul 23, 2010 | 07:07 AM
  #11  
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From: SAN DIEGO, CALIFORNIA
Car: 89RS-5.0/88IROC-Z-5.0/92-5.7 z28/v6
Engine: 5.0/5.7/2.8
Transmission: 5 spd in two stock auto in other tw
Axle/Gears: stock
Re: gsx eclipse vs my 89 rs 5.0 tbi can i win? if so what do i need?

Originally Posted by JR350tpi
Rebuilding a 350 is not as hard I thought it was but I also didn't rebuild the heads my self. As for costs it depends since I wanted to buy new pistons, lifters, pushrods, and rocker arms it came out more expensive but you could just buy a rebuild kit for about $300 and replace the gasket and bearings and your done. If you are wanting to put a turbo onto your thirdgen it's also gonna cost big bucks if not it would not last as long if it's not built to handle the power.
Wow this was a long reply
NEVER rebuilt an engine but if i end up swapping then imma find out
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Old Jul 23, 2010 | 12:21 PM
  #12  
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From: tri-cities Wa
Car: 83 camaro l69
Engine: turbo lsx
Transmission: th350
Axle/Gears: disk rear, 10bolt.
Re: gsx eclipse vs my 89 rs 5.0 tbi can i win? if so what do i need?

my 98 talon awd was 649awhp lol, with the 20g and a good tune maybe 300-350 if lucky. how much boost is he running? ifs its the standard 11-12psi he will get u on the luanch but u might be able to get him top end wise.

what is done to his car?
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Old Jul 23, 2010 | 06:59 PM
  #13  
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From: SAN DIEGO, CALIFORNIA
Car: 89RS-5.0/88IROC-Z-5.0/92-5.7 z28/v6
Engine: 5.0/5.7/2.8
Transmission: 5 spd in two stock auto in other tw
Axle/Gears: stock
Re: gsx eclipse vs my 89 rs 5.0 tbi can i win? if so what do i need?

rebuilt engine evo exhaust new 20g turbo but he paid 4800 i paid 1500 mmmmm my car still looks betterwhat do you think about lt1 swap? is it hard?
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Old Jul 23, 2010 | 07:02 PM
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From: Norwalk, CA
Car: 91Z28
Engine: 5.7 ls1
Transmission: 4l60e
Axle/Gears: 3.42
Re: gsx eclipse vs my 89 rs 5.0 tbi can i win? if so what do i need?

In say go for the swap if you get stuck you will gt alot of advice here especially since you saidnyo could get a parts car.
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Old Jul 23, 2010 | 07:06 PM
  #15  
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From: SAN DIEGO, CALIFORNIA
Car: 89RS-5.0/88IROC-Z-5.0/92-5.7 z28/v6
Engine: 5.0/5.7/2.8
Transmission: 5 spd in two stock auto in other tw
Axle/Gears: stock
Re: gsx eclipse vs my 89 rs 5.0 tbi can i win? if so what do i need?

i wish i knew someone to help me out with this dam swap ive never done anything like this how much should a lt1 and t56 tranny cost together
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Old Jul 23, 2010 | 07:45 PM
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From: Norwalk, CA
Car: 91Z28
Engine: 5.7 ls1
Transmission: 4l60e
Axle/Gears: 3.42
Re: gsx eclipse vs my 89 rs 5.0 tbi can i win? if so what do i need?

Everything depends on how you look around you could find them cheap or at a good price. As for difficult there is a lot of threads were hey have done this when ever your gonna do the swap I don't mind goig over to help you since I go to vista every weekend were I'm getting my rs painted with my uncle
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Old Jul 23, 2010 | 08:46 PM
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From: SAN DIEGO, CALIFORNIA
Car: 89RS-5.0/88IROC-Z-5.0/92-5.7 z28/v6
Engine: 5.0/5.7/2.8
Transmission: 5 spd in two stock auto in other tw
Axle/Gears: stock
Re: gsx eclipse vs my 89 rs 5.0 tbi can i win? if so what do i need?

Originally Posted by JR350tpi
Everything depends on how you look around you could find them cheap or at a good price. As for difficult there is a lot of threads were hey have done this when ever your gonna do the swap I don't mind goig over to help you since I go to vista every weekend were I'm getting my rs painted with my uncle
should i get that donor car i was talking about for hopefully 600 front end collision bent frame lt1 with everything still intact and do you know if the auto tranny from a 93 z28 camaro will fit into a 88 iroc-z 5.0 tpi and u would be able to help me cause my dad is considering the 93 donor car but i would still have to find a t56 tranny
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Old Jul 23, 2010 | 11:03 PM
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From: Norwalk, CA
Car: 91Z28
Engine: 5.7 ls1
Transmission: 4l60e
Axle/Gears: 3.42
Re: gsx eclipse vs my 89 rs 5.0 tbi can i win? if so what do i need?

If I were you I would just swap the tranny and engine from the ltx camaro and then partout the other parts and get some cash back if not youncould probably even endmup getting about $500 in just parts out of it. As for helping you I might how I said if you don't live to far from vista
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Old Jul 24, 2010 | 12:20 AM
  #19  
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From: SAN DIEGO, CALIFORNIA
Car: 89RS-5.0/88IROC-Z-5.0/92-5.7 z28/v6
Engine: 5.0/5.7/2.8
Transmission: 5 spd in two stock auto in other tw
Axle/Gears: stock
Re: gsx eclipse vs my 89 rs 5.0 tbi can i win? if so what do i need?

you mean keep the lt1 a auto ahh i cant do that i have never owned a auto car just cant but if its alot more work to swap the auto tranny out and the t56 inthen i think i might start looking around for a deal on a lt1 with a t56 donor camaro
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Old Jul 24, 2010 | 12:35 AM
  #20  
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From: SAN DIEGO, CALIFORNIA
Car: 89RS-5.0/88IROC-Z-5.0/92-5.7 z28/v6
Engine: 5.0/5.7/2.8
Transmission: 5 spd in two stock auto in other tw
Axle/Gears: stock
Re: gsx eclipse vs my 89 rs 5.0 tbi can i win? if so what do i need?

i think that i am going to purchase my friends 93 z28 and take the LT1/4L60 OUT OF THE CAR AND REMOVE THE 700R4 FROM MY Dads 88 iroc-z 5.0 and install the 4L60 in the iroc-z take everything i need from the car other than lt1 and part it out then with the money look for a T56
also what other things will i need to get off the donor car for the swap
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Old Jul 24, 2010 | 12:50 AM
  #21  
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From: tri-cities Wa
Car: 83 camaro l69
Engine: turbo lsx
Transmission: th350
Axle/Gears: disk rear, 10bolt.
Re: gsx eclipse vs my 89 rs 5.0 tbi can i win? if so what do i need?

i actally got a 93 corvette to do the lt1/lt4 swap with the 6 speed but after messing with it i figured it was just worth it to do a ls1.
and i did not want to mess with it. but if the other camaro is to far gone cut it up, even with the auto they pull pretty well. my cousin had a 95 with the lt1 and he did the lt4 conversion and it was awsome it would pull hard. it actally took out the 4l60 so we built it using the monster transmission corvette kit, then we never had any problems

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Last edited by toolegit86; Jul 24, 2010 at 12:57 AM.
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Old Jul 24, 2010 | 01:28 AM
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From: Norwalk, CA
Car: 91Z28
Engine: 5.7 ls1
Transmission: 4l60e
Axle/Gears: 3.42
Re: gsx eclipse vs my 89 rs 5.0 tbi can i win? if so what do i need?

Originally Posted by hasty88-and-89
i think that i am going to purchase my friends 93 z28 and take the LT1/4L60 OUT OF THE CAR AND REMOVE THE 700R4 FROM MY Dads 88 iroc-z 5.0 and install the 4L60 in the iroc-z take everything i need from the car other than lt1 and part it out then with the money look for a T56
also what other things will i need to get off the donor car for the swap
Since you don't want an auto I would do that and if you actually get the car I woul take the rear end that way I have disk brakes and I won't need spaer for the vette wheels
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Old Jul 24, 2010 | 01:44 AM
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From: Norwalk, CA
Car: 91Z28
Engine: 5.7 ls1
Transmission: 4l60e
Axle/Gears: 3.42
Re: gsx eclipse vs my 89 rs 5.0 tbi can i win? if so what do i need?

Originally Posted by hasty88-and-89
i think that i am going to purchase my friends 93 z28 and take the LT1/4L60 OUT OF THE CAR AND REMOVE THE 700R4 FROM MY Dads 88 iroc-z 5.0 and install the 4L60 in the iroc-z take everything i need from the car other than lt1 and part it out then with the money look for a T56
also what other things will i need to get off the donor car for the swap
Since you don't want an auto I would do that and if you actually get the car I woul take the rear end that way I have disk brakes and I won't need spaer for the vette wheels
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Old Jul 24, 2010 | 02:08 AM
  #24  
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From: SE, Ohio
Car: '86 Z28, '91 RS
Engine: 305ci, 305ci
Transmission: TH200c (no kidding), TH700r4
Axle/Gears: 2.73, 2.73
Re: gsx eclipse vs my 89 rs 5.0 tbi can i win? if so what do i need?

How many miles are on the 305?

I don't think the problem is all the motor. To put the amount of torque down to the ground you will need to launch on this kid is going to grenade your T5. The 305 can make the power and be street-able. Power isn't the only thing you lack, you'll need to be able to control that power and get it to the ground. This will be true for whatever motor you have. LCA's and sub-frame connectors will be a must.

Does your RS have a posi rear? Don't forget tires.
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Old Jul 24, 2010 | 02:33 AM
  #25  
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From: SAN DIEGO, CALIFORNIA
Car: 89RS-5.0/88IROC-Z-5.0/92-5.7 z28/v6
Engine: 5.0/5.7/2.8
Transmission: 5 spd in two stock auto in other tw
Axle/Gears: stock
Re: gsx eclipse vs my 89 rs 5.0 tbi can i win? if so what do i need?

but dont you think even putting all the **** on the 305 will just make it as fast as a lt1 because what happens when u put headers and a exhaust rear axle and some more what hp range am i looking at
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Old Jul 24, 2010 | 02:35 AM
  #26  
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From: SAN DIEGO, CALIFORNIA
Car: 89RS-5.0/88IROC-Z-5.0/92-5.7 z28/v6
Engine: 5.0/5.7/2.8
Transmission: 5 spd in two stock auto in other tw
Axle/Gears: stock
Re: gsx eclipse vs my 89 rs 5.0 tbi can i win? if so what do i need?

i hope it has posi some 1 said it might cause its manual sub frame connectors come when i gots the money how much of a diffrence do sfc make and whats LCA
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Old Jul 24, 2010 | 02:53 AM
  #27  
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From: Norwalk, CA
Car: 91Z28
Engine: 5.7 ls1
Transmission: 4l60e
Axle/Gears: 3.42
Re: gsx eclipse vs my 89 rs 5.0 tbi can i win? if so what do i need?

You could check if it has a possi how I did I did a burnout wih some free tires and found out I had a possi as for the subframe connectors if you have a t top orconvertable you will find a difference since I did with my t tops and I just have a 305 tbi with a exhaust and open element
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Old Jul 24, 2010 | 03:29 AM
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From: SE, Ohio
Car: '86 Z28, '91 RS
Engine: 305ci, 305ci
Transmission: TH200c (no kidding), TH700r4
Axle/Gears: 2.73, 2.73
Re: gsx eclipse vs my 89 rs 5.0 tbi can i win? if so what do i need?

LCA is a Lower Control Arm.

Doing mods that will be needed regardless of the motor is a great idea.

The stock LT1 isn't going to cut it if this guy is making 300-350hp and AWD (if the previous estimate of power is accurate). So after all the trouble and expenses of the swap your still loosing? Doesn't sound like a good idea to me.

It's going to be a lot of work whatever you choose to do. You are either going to have to get your hands dirty or pay someone a lot of money, and either way expect to spend a good amount of money. Personally I would mod the 305 for that reason, if its in good condition (you never did say). They aren't terribly valuable so it's good to learn spinning wrenches on and can make great street-able power. On top of that nearly all the modifications will help and/or transfer to a larger motor, everything short of the pistons.
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Old Jul 24, 2010 | 04:10 AM
  #29  
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From: SAN DIEGO, CALIFORNIA
Car: 89RS-5.0/88IROC-Z-5.0/92-5.7 z28/v6
Engine: 5.0/5.7/2.8
Transmission: 5 spd in two stock auto in other tw
Axle/Gears: stock
Re: gsx eclipse vs my 89 rs 5.0 tbi can i win? if so what do i need?

so you tellin me this guys gay little eclipse is going to hand me my own *** after the lt1.... sounds dissapointing what mods could you suggest right now that would fit onto an lt1 for the future
if i have mods on a lt1 what kind of hp am i gonna have
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Old Jul 24, 2010 | 04:11 AM
  #30  
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From: SAN DIEGO, CALIFORNIA
Car: 89RS-5.0/88IROC-Z-5.0/92-5.7 z28/v6
Engine: 5.0/5.7/2.8
Transmission: 5 spd in two stock auto in other tw
Axle/Gears: stock
Re: gsx eclipse vs my 89 rs 5.0 tbi can i win? if so what do i need?

the odometer say 565000 so i dont know i dont think these engines can last that long and what engine would you recommend that would be legal for my car..
and would the lt1 swap cost as much as making my 2.8 turbocharged? because if i can budget a 2.8 turbo setup i am very willing i will even rebuild the 2.8 ( il figure it out haha)

Last edited by hasty88-and-89; Jul 24, 2010 at 04:20 AM.
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Old Jul 24, 2010 | 04:33 AM
  #31  
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From: Norwalk, CA
Car: 91Z28
Engine: 5.7 ls1
Transmission: 4l60e
Axle/Gears: 3.42
Re: gsx eclipse vs my 89 rs 5.0 tbi can i win? if so what do i need?

If I were you I would just save up money since I seen you 18 and I'm bearly gonna turn 18 and I now for us it's hard to save up a lot money to spend on our cars, and if you would really like to beat your friend for sure just put some nitrous and hope your engine don't blow up.
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Old Jul 24, 2010 | 04:42 AM
  #32  
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From: SAN DIEGO, CALIFORNIA
Car: 89RS-5.0/88IROC-Z-5.0/92-5.7 z28/v6
Engine: 5.0/5.7/2.8
Transmission: 5 spd in two stock auto in other tw
Axle/Gears: stock
Re: gsx eclipse vs my 89 rs 5.0 tbi can i win? if so what do i need?

aint that the truth long and simple NITROUS hahaha but really how does a nitrous kit work like do you get to release a little bit when ever you want like once off the line and once before then end or do you just use a whole bottle everytime and arnt there gauges to show me how much pressure my engine is undergoing and which one would you recommend the 2.8 or the 5.0?
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Old Jul 24, 2010 | 04:51 AM
  #33  
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Re: gsx eclipse vs my 89 rs 5.0 tbi can i win? if so what do i need?

I am not really sure how nitrous works my friends have told me it's safe as long as you don't go to big. As for what I reccommend you I would just buy a 350 you could get them about $50 more then a 305 and could rebuild little by little like me while you are still driving your car with the 305 then you just swap in the 350 once your done with it or when the 305 gives up that's what im gonna do that's why now im learning about cams and heads more to swap in my 350 too.
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Old Jul 24, 2010 | 05:01 AM
  #34  
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Car: '86 Z28, '91 RS
Engine: 305ci, 305ci
Transmission: TH200c (no kidding), TH700r4
Axle/Gears: 2.73, 2.73
Re: gsx eclipse vs my 89 rs 5.0 tbi can i win? if so what do i need?

Originally Posted by hasty88-and-89
the odometer say 565000 so i dont know i dont think these engines can last that long and what engine would you recommend that would be legal for my car..
and would the lt1 swap cost as much as making my 2.8 turbocharged? because if i can budget a 2.8 turbo setup i am very willing i will even rebuild the 2.8 ( il figure it out haha)
That's not 565,000 miles it is 56,500. The last digit reads miles by tenths. For a well oiled roller block that is barely broken in.
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Old Jul 24, 2010 | 05:10 AM
  #35  
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From: SAN DIEGO, CALIFORNIA
Car: 89RS-5.0/88IROC-Z-5.0/92-5.7 z28/v6
Engine: 5.0/5.7/2.8
Transmission: 5 spd in two stock auto in other tw
Axle/Gears: stock
Re: gsx eclipse vs my 89 rs 5.0 tbi can i win? if so what do i need?

nah man its 565000 the odemeter reads 65000 but the odometer isnt level it must of fell or get hit over or something cause u can only see 65000 but when you lok closely you see the other 5 hiding behind the plastic odemeter cover
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Old Jul 24, 2010 | 05:13 AM
  #36  
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From: SAN DIEGO, CALIFORNIA
Car: 89RS-5.0/88IROC-Z-5.0/92-5.7 z28/v6
Engine: 5.0/5.7/2.8
Transmission: 5 spd in two stock auto in other tw
Axle/Gears: stock
Re: gsx eclipse vs my 89 rs 5.0 tbi can i win? if so what do i need?

Originally Posted by JR350tpi
I am not really sure how nitrous works my friends have told me it's safe as long as you don't go to big. As for what I reccommend you I would just buy a 350 you could get them about $50 more then a 305 and could rebuild little by little like me while you are still driving your car with the 305 then you just swap in the 350 once your done with it or when the 305 gives up that's what im gonna do that's why now im learning about cams and heads more to swap in my 350 too.
some one was telling me i cant get a 350 legally cause my car never came with a 350 but that sound like a good idea
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Old Jul 24, 2010 | 05:20 AM
  #37  
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Car: 91Z28
Engine: 5.7 ls1
Transmission: 4l60e
Axle/Gears: 3.42
Re: gsx eclipse vs my 89 rs 5.0 tbi can i win? if so what do i need?

As long as you have all the smog equipment and passes the smog check it will pass but it will be more difficult to pass it either way once you do an engine swap that's why you need to know people that are willing to help you out. Pm me about how to pass the smog
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Old Jul 24, 2010 | 05:31 AM
  #38  
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From: SAN DIEGO, CALIFORNIA
Car: 89RS-5.0/88IROC-Z-5.0/92-5.7 z28/v6
Engine: 5.0/5.7/2.8
Transmission: 5 spd in two stock auto in other tw
Axle/Gears: stock
Re: gsx eclipse vs my 89 rs 5.0 tbi can i win? if so what do i need?

Originally Posted by JR350tpi
As long as you have all the smog equipment and passes the smog check it will pass but it will be more difficult to pass it either way once you do an engine swap that's why you need to know people that are willing to help you out. Pm me about how to pass the smog
should i get the lt1 then cause thats a 350 right and it will come with a tranny for my dads car
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Old Jul 24, 2010 | 01:17 PM
  #39  
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From: SE, Ohio
Car: '86 Z28, '91 RS
Engine: 305ci, 305ci
Transmission: TH200c (no kidding), TH700r4
Axle/Gears: 2.73, 2.73
Re: gsx eclipse vs my 89 rs 5.0 tbi can i win? if so what do i need?

You don't have 565,000 miles on your car something is messed up. Check what it says on the title.

There is plenty of ways to do this but as I said before it is going to be a lot of work either way. On top of full exhaust heads to tailpipe and suspension, rear and tires, you will need to upgrade the fuel pump.

The LT1 can do it no problem but will need a different cam at least.
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Old Jul 24, 2010 | 02:32 PM
  #40  
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Car: 1983 G20 Chevy
Engine: 305 TPI
Transmission: 4L60
Axle/Gears: 14 bolt with 3.07 gears
Re: gsx eclipse vs my 89 rs 5.0 tbi can i win? if so what do i need?

Originally Posted by hasty88-and-89
some one was telling me i cant get a 350 legally cause my car never came with a 350 but that sound like a good idea
A 305, 350, 383, and even 400 for that matter are EXTERNALLY IDENTICAL. It would be EASY to slip a 400 small block in your car. You could build a 400, put some Brodix IK180 heads on it, mild little cam, edelbrock performer 3704 intake, smog legal l98 headers, larger catback exhaust, and make that car FLY. You could run the EBL from RBob and I doubt anyone would even question it being an engine larger than a 305.
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Old Jul 24, 2010 | 03:03 PM
  #41  
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Engine: 5.7 ls1
Transmission: 4l60e
Axle/Gears: 3.42
Re: gsx eclipse vs my 89 rs 5.0 tbi can i win? if so what do i need?

Yea but what would suck is the emission crap here in CA they are very strict on the smog i cant even pass smog with mine they said i need to put about $300 in parts just pass it.
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Old Jul 24, 2010 | 03:08 PM
  #42  
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Car: 91Z28
Engine: 5.7 ls1
Transmission: 4l60e
Axle/Gears: 3.42
Re: gsx eclipse vs my 89 rs 5.0 tbi can i win? if so what do i need?

How Doom86 said this swap is gonna make you spend easily over $2000 i am already at at about $1500 for my 350 and i still have to worry about the tuning which is one of the most expensive parts adn hardest too. Just tell your friend to hold the race thats what i tell my friends since they all have imports too but they have over $10k just on their engines and i tell them im not even half way how much they spend on their cars.
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Old Jul 24, 2010 | 03:25 PM
  #43  
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Car: 1983 G20 Chevy
Engine: 305 TPI
Transmission: 4L60
Axle/Gears: 14 bolt with 3.07 gears
Re: gsx eclipse vs my 89 rs 5.0 tbi can i win? if so what do i need?

Originally Posted by JR350tpi
Yea but what would suck is the emission crap here in CA they are very strict on the smog i cant even pass smog with mine they said i need to put about $300 in parts just pass it.
We have had emissions for YEARS now in Dallas, TX area.

A fresh, properly built and tuned "Hot-Rod" engine often runs cleaner than the worn-out stocker that came out before it. Just match the engine up properly, use parts that have had EO#s applied for them and you will be fine.
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Old Jul 24, 2010 | 04:13 PM
  #44  
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From: SE, Ohio
Car: '86 Z28, '91 RS
Engine: 305ci, 305ci
Transmission: TH200c (no kidding), TH700r4
Axle/Gears: 2.73, 2.73
Re: gsx eclipse vs my 89 rs 5.0 tbi can i win? if so what do i need?

Personally if I was serious I would get Trickflow 175 heads, a roller cam that peaks around 6000rpms and everything to support it. EBL would be needed too (unless you are amazing at manually tuning) guys have done amazing things with it and their TBI's.

There's no reason heads that flow that well efficiently making power at that RPM wouldn't make 400hp at the crank.

And just think if the 305 ever grenades you can put them on a bigger motor and you will have everything else to support it.
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Old Jul 24, 2010 | 07:51 PM
  #45  
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Car: 89RS-5.0/88IROC-Z-5.0/92-5.7 z28/v6
Engine: 5.0/5.7/2.8
Transmission: 5 spd in two stock auto in other tw
Axle/Gears: stock
Re: gsx eclipse vs my 89 rs 5.0 tbi can i win? if so what do i need?

so you are suggesting to not get a new engine put new trick flow 175 heads and a 6000 peak roller cam and get The ebl and you think i will have a chance? CAN THE 6000 PEAK ROLLER CAM GO ONTO A LT1 OR A 400 BLOCK
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Old Jul 24, 2010 | 08:00 PM
  #46  
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Car: 91Z28
Engine: 5.7 ls1
Transmission: 4l60e
Axle/Gears: 3.42
Re: gsx eclipse vs my 89 rs 5.0 tbi can i win? if so what do i need?

It will go on the 400 block for sure but im not sure about on the lt1
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Old Jul 24, 2010 | 08:13 PM
  #47  
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From: SAN DIEGO, CALIFORNIA
Car: 89RS-5.0/88IROC-Z-5.0/92-5.7 z28/v6
Engine: 5.0/5.7/2.8
Transmission: 5 spd in two stock auto in other tw
Axle/Gears: stock
Re: gsx eclipse vs my 89 rs 5.0 tbi can i win? if so what do i need?

will those 175 traick flow headers fit onto a 400 and if the cam and the headers fit onto the 305 and the 400 looks like i gots shopping to do
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Old Jul 25, 2010 | 07:39 AM
  #48  
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From: North West CT
Car: 88 IROC-Z
Engine: 5.7 TPI
Transmission: 700R4
Axle/Gears: 3.23
Re: gsx eclipse vs my 89 rs 5.0 tbi can i win? if so what do i need?

first ide like to say gsx eclipses are serious pieces of ****. I have known 3 guys that had them over the past 6 years and theres a local shop here dedicated to the eclipse turbo only. yea the guy who owns the shop has fast ones but he still blows heads off the cars destroys the trannys and the transfer cases and without a proper tuning program they are next to worthless. my advice is to give ur friend a month to blow his engine after he trys to up the boost on that pos cause u know hes gonna, or take ur dads 5.0 iroc and give him a run for his money. i dont know what all these guys are worried about in a race vs one of these things they are the lowest end tuner garbage. i raced o3 wrx utech stand alone 3'' turboback cold air intake oh and a sti wing and raped it 3 times straight, a neon srt4 lightly moded idk with what had atleast an exhaust intake on it that thing dosent even compare to our cars raped it off the line everytime cause he spun his 2 little front wheel tires and leme tell you that guy was seriously pissed off.

These guys are telling you to do lsx swap wich i say is the best way to go for you also, tech upgrade is always good and ls cars are fast as hell i have been looking into it myself and i see alot of nice package deals on eBay motor harness computer tranny for couple grand or so idk i think its worth checking out at least. then you can slap a turbo on the ls for 1500 - 2000 bucks and be comfortable running 5-600 ponies and no pos gsx eclipse is gonna come close to that and the ones that do blow daily trust me
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Old Jul 25, 2010 | 08:48 AM
  #49  
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From: SAN DIEGO, CALIFORNIA
Car: 89RS-5.0/88IROC-Z-5.0/92-5.7 z28/v6
Engine: 5.0/5.7/2.8
Transmission: 5 spd in two stock auto in other tw
Axle/Gears: stock
Re: gsx eclipse vs my 89 rs 5.0 tbi can i win? if so what do i need?

the ls1 swap in itself would cost about 3-4000 at the end of the swap right also is engine swap harder than installing a turbo
i was considering turbocharging my 2.8 ( if thats worth it) how much rwhp will i be pushing then
because i could probly get a single turbo going on it for bout 2000 i say
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Old Jul 25, 2010 | 09:13 AM
  #50  
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From: North West CT
Car: 88 IROC-Z
Engine: 5.7 TPI
Transmission: 700R4
Axle/Gears: 3.23
Re: gsx eclipse vs my 89 rs 5.0 tbi can i win? if so what do i need?

on a 2.8 idk i think a turbo would do more harm then good.ur engine would probly lose 2-3 life points per minute per pound of boost with a total life expectancy of 100 life points per hour of run time with a granted 3-4 life cycles. lol
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