Help with 3800 Swap - Page 3 - Third Generation Forum

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Re: Help with 3800 Swap
Friday, October 02, 2009 11:37 PM
Get the dealership idea out of your head. They cant change anything in the computer. All they can do is view it for diagnostic.

You need to find someone local with a tuner. Or have your computer sent out somewhere.




Re: Help with 3800 Swap
Saturday, October 03, 2009 4:10 AM
if u read this thread it says how guys that manual swap there grand ams trick the compurt to think its in nueatrul but ued still have passlock to overcome but i think that can be done with the correct remote car starter resistor. it would be easier to have the pcm tuned but it may be able to be done with out it if u wanna spend the time and deal with crap after crap.

http://www.grandamgt.com/forum/showthread.php?t=73212

b4 u ask the f40 mentioned will bolt to a 3*00 motor but a good amount of other work/money would be required to make it fit
Re: Help with 3800 Swap
Saturday, October 03, 2009 1:43 PM
if the car didn't come a cetain way the dealer cant change it they are parts exchangers not gods like some of us



JBO since July 30, 2001
Re: Help with 3800 Swap
Saturday, October 03, 2009 3:55 PM
Well I guess I'm going to have to find someone that can do it for me then. I'll worry about that once I start wiring everything.

Anybody ever use PCMSCAN from palmer performance? I have it on my laptop, but have never actually used it because I don't have the cable to connect my lappy to the obd2 plug (I ordered it almost a month ago, but it hasn't come in the mail yet...). Anyway I really only got it because it has some cool feature like dyno and drag simulations, where it can calculate hp, tq, and 1/4 mile time (supposed to be pretty accurate, according to reviews ive read). Not that I would want to start screwing around with settings in my car (maybe I will with the 2.4 before I pull it), but does anybody know if that program is capable of doing what I need to allow the 3400 to work with a manual trans? From what I can see it doesn't look like it, but I've never actually had it plugged into the car.

Ps: if anybody wants pcmscan to screw around with, google it and download the demo then pm me, I have a keygen so I'll give you a registration key.
Re: Help with 3800 Swap
Saturday, October 03, 2009 5:42 PM
Key word "scan". Scan does not mean EDIT. Edit is what you want to do.





i find it amusing that SHOoff has nothing better to do but follow me around & be an unhelpful dick in even cross-forum. - Jon Mick
Re: Help with 3800 Swap
Saturday, October 03, 2009 5:46 PM
HP tuners is what you want if you don't know how to edit thigns i wouldn't mess with it i would ship your computer to someone to do it

PS i would do it before hand as it can take some time to get done. also HP tuners is about 5-600 depending on where you get it may be able to find it used



JBO since July 30, 2001
Re: Help with 3800 Swap
Saturday, October 03, 2009 6:06 PM
SHOoff wrote:Key word "scan". Scan does not mean EDIT. Edit is what you want to do.


It does allow you to send commands to the pcm though, but it seems unlikely that this can do what I need, especially because they have another more expensive version than the one I have. The expensive one probably allows the user to change things, while the cheap one just lets you look at stuff.

I will probably try to find someone in the regional forums that has hptuners that can do it for me, or ship it out to professionals.

Alright so I just got back from looking at the tranny I was about to buy, but it looks like its the wrong one, and the owner is an idiot. He doesn't know what engine was in his car. (the car is gone now, so I can't check). He said the car was z22, so I'm assuming its not a 2.4L, but he doesn't know if it was an ecotec or not.

I beleive I found the picture of the bellhousing I am looking for, but it does not look like the one the guy has. It is the first picture is here : http://en.wikipedia.org/wiki/List_of_GM_bellhousing_patterns.

Could someone verify for me if that is definetly what i am looking for, or provide a picture of the 2.4 bellhousing so I know what tranny the guy has?
Re: Help with 3800 Swap
Sunday, October 04, 2009 5:13 PM


it wont look exactly like that but notice the 3 larger holes up each side you want that the otheres don't look like that
Z22 its a 2.2L which would be what you want if its a 95-99 "z22" there wont be an eco in the car to worry about it
ecos didn't come into play until 02 so if your geting an getrag F23 your have to watch for the 3 belhousing patterns but if your getting the isuzu they you only have 2 to worry about



JBO since July 30, 2001
Re: Help with 3800 Swap
Sunday, October 04, 2009 5:36 PM
yea the one the guy is selling looks nothing like that, I have a pic but it's on my phone and I can't find the wire to plug it to my laptop. I guess it doesn't matter because its not the one I need anyway. The one he has like 9-10 holes and is almost circular, not hex shaped like that one. oh well... my search will continue...

by the way, I posted this in the regional forum, but if anybody within a few hours of hamilton has hp tuners, or knows a good place I can get the grandam pcm reflashed and is willing to help me out let me know. Not expecting a freebie if someone can do it for me i will pay you.
Re: Help with 3800 Swap
Monday, October 05, 2009 2:50 AM
Getting the transmission from a Z22 is probably likely. Z22 is a 'dealer rice' option. They call it a Z22 because it has a 2.2L engine because they believe Z24 is because of a 2.4L engine (not true btw).

So chances are if it says Z22 then it's the transmission you need. If you're going for the 95-99 transmission you can use one off of a 95-97 2.2 or a 98-99 2200 because it has the same bolt pattern as the V6. Since you're going with the 3400, you'll also want to snatch up the flywheel off of the 2.2/2200 engine. It will bolt directly to your crank. Reccomend taking it to get turned and blasted before install. Then you'll want to get at least a stage II clutch for a 2.2 J-body.





i find it amusing that SHOoff has nothing better to do but follow me around & be an unhelpful dick in even cross-forum. - Jon Mick
Re: Help with 3800 Swap
Monday, October 05, 2009 9:44 AM
SHOoff wrote:Getting the transmission from a Z22 is probably likely. Z22 is a 'dealer rice' option. They call it a Z22 because it has a 2.2L engine because they believe Z24 is because of a 2.4L engine (not true btw).

So chances are if it says Z22 then it's the transmission you need. If you're going for the 95-99 transmission you can use one off of a 95-97 2.2 or a 98-99 2200 because it has the same bolt pattern as the V6.



yea I thought it would be the transmission I would need aswell, but it looks nothing like the one posted above. If I can find the wire for my phone I'll post a picture of it, but beleive me it looks completely different.


SHOoff wrote:Since you're going with the 3400, you'll also want to snatch up the flywheel off of the 2.2/2200 engine. It will bolt directly to your crank. Reccomend taking it to get turned and blasted before install. Then you'll want to get at least a stage II clutch for a 2.2 J-body.


Alright understand that obviously I want a better than factory clutch to handle the extra torque, and a lightweight flywheel wouldn't be a bad idea either. I found a spec stage 1 for sale with a flywheel (I emailed for more info about the flywheel, there was no info on it). Now if I was going to order one I would get the 2+, but it says the stage 1 is rated for 225tq, which is more than the engine has stock. My problem however is I know I will be modifying the engine, I just don't know how much and a stage 1 doesn't leave much space before I would pass what it is rated for. So my question is does anybody have a spec clutch and pushing out more power than it is meant for? Any problems? I would like to get a clutch rated for closer to 300tq so I won't have to worry about the clutch unless I do major modifications, but I would like to know what peoples experiences are with spec, and if their clutches can hold up with more torque than they are rated for.

Re: Help with 3800 Swap
Monday, October 05, 2009 6:41 PM
Get the stage 3+ ... dont think about any of the others since you plan on modifying the engine, its as simple as that.



Re: Help with 3800 Swap
Monday, October 05, 2009 6:43 PM
Oh and don't bother with Bully clutches, they won't sell you want you ask for and won't help you when you try to make it fit... not that I have experienced anything like that... lately.



Re: Help with 3800 Swap
Monday, October 05, 2009 6:57 PM
so ar eyou goin 3400 if so a spec 3 will be nice and handles a few mods if a 3800sc 3+, i'm at the high end of my 3 and shoul dhave bought the 3+ follow there break in or you run the risk of having problems



JBO since July 30, 2001
Re: Help with 3800 Swap
Monday, October 05, 2009 9:40 PM
I'm going with the 3400, just picked up my grand am today, great condition minus the rear frame being a little bent so the right rear tire drags a little. I'm going to pull the motor and start parting out the car to see if I can make my money back ($400), I'm also going to be checking out a clutch and flywheel tommorow, I spoke to the woman selling it but she said she doesn't know anything about the parts (used belong ot her husband, she said he was building a 304 to put in a sunfire but he passed away), just that its new, in a box, and its a spec clutch. I'm keeping my fingers crossed its atleast a stage 2+. Still looking for a decent trans. I don't think I would need a 3+, seems like overkill as I don't think I'll be putting enough money into the car to be making that much torque. A stage three is what I am looking for but I would settle for a 2+, maybe even a 2 if I got a really good deal on it.


Heres the ratings off of the spec website for the 2.2 cav clutches in case anybody is curious:

Stage 1 Stage 2 Stage 2+ Stage 3 Stage 3+ Stage 4 Stage 5
Torque Capacity: 225 285 315 330 465 330 510


By the way, what do you guys think of spec's alluminum flywheels?
Re: Help with 3800 Swap
Tuesday, October 06, 2009 4:41 AM
People recently haven't been happy with SPEC clutches. I have a SPEC stage II from way back in the day, perfectly happy with it I am.

As far as 225 ft/lbs, you might wanna think about that some. When I dyno'd I was showing 225 ft/lbs at the wheels. I don't honestly believe the number, but it's what I have, so that's what I'd go with. I think the 2+ has the HD pressure plate with it, which is a good idea.





i find it amusing that SHOoff has nothing better to do but follow me around & be an unhelpful dick in even cross-forum. - Jon Mick
Re: Help with 3800 Swap
Friday, October 09, 2009 8:22 PM
i have a spec stage 3 and i'm very happy with it if you follow there break in procedure you wont have an issue



JBO since July 30, 2001
Re: Help with 3800 Swap
Monday, October 12, 2009 4:22 AM
Alright so heres an update on my current situation:
My car: 1999 Z24
Donor car purchased : 2000 grand am ($400, under 98 xxx km, rear frame is slightly bent causing right rear wheel to slightly drag)

I'm still looking for a good transmission (manual 2.2L 95-99 trans), I'm not having much luck so I think I'm going to get one from a scrapyard and have it rebuilt so there are no surprises. I know it will cost more this way, but at least I know the trans will be good. I'm also still looking for a clutch/flywheel, I think I'm going to order a spec stage 3 and flywheel ( $800ish ).

As far as electrical stuff goes, I plan on piggybacking my cavalier comp to run the gauges. I am still trying to find someone with hptuners that can do this for me (from what I've read about hptuners, what I need done is very simple, but I don't want to spend $650 on a hptuners because I don't think I'll use it enough for it to be worth it...).

New questions:

1) Am I going to run into a problem with vats (I think so)? Do I only need to reprogram the grandam computer, since the cavy one is only going to be running gauges? Or do I need vats removed from both?

2)For the exhaust system, I plan on replacing all of it, headers, high flow cat and muffler and whatever size piping I use. Do I basically need an exhaust header that fits the 3400, then a custom downpipe to the cat, and then cavy exhaust from cat back? This seems to make sense to me, but I just want to make sure... Whats an average price for a custom downpipe? What would you guys recommend for the size of the exhaust, I don't really car about sound as long as its not obnoxious, I just want to make sure its a good size match for the engine.

3)Are there any parts of the grandam engine you guys would suggest I replace before putting it into my cav? I was thinking of picking up a gasket set for it (I believe they are like $250-300, including new headbolts, I may be wrong on that though) does that sound like a good idea, or a waste of money?

4)Anybody know of a place near hamilton, ontario that can reflash my pcm? The closest place I have found is in ottawa, I'm assuming there has to be one closer than that.

5)Is there anything you think I may be forgetting that I am going to need?

Thank you everyone that has helped me out so far, you all get permanent shotgun privileges when riding in my car. Unless there are two of you in the car, rock, paper, scissors will decide that. But seriously, thanks for the help.
Re: Help with 3800 Swap
Monday, October 12, 2009 6:45 AM
Daniel Simoes wrote:1) Am I going to run into a problem with vats (I think so)? Do I only need to reprogram the grandam computer, since the cavy one is only going to be running gauges? Or do I need vats removed from both?

2)For the exhaust system, I plan on replacing all of it, headers, high flow cat and muffler and whatever size piping I use. Do I basically need an exhaust header that fits the 3400, then a custom downpipe to the cat, and then cavy exhaust from cat back? This seems to make sense to me, but I just want to make sure... Whats an average price for a custom downpipe? What would you guys recommend for the size of the exhaust, I don't really car about sound as long as its not obnoxious, I just want to make sure its a good size match for the engine.

3)Are there any parts of the grandam engine you guys would suggest I replace before putting it into my cav? I was thinking of picking up a gasket set for it (I believe they are like $250-300, including new headbolts, I may be wrong on that though) does that sound like a good idea, or a waste of money?

4)Anybody know of a place near hamilton, ontario that can reflash my pcm? The closest place I have found is in ottawa, I'm assuming there has to be one closer than that.

5)Is there anything you think I may be forgetting that I am going to need?

10 IIRC, the 2000+ GA uses the passlock system, which is just like the one in our cars, where you are just going to do the relearn prodecure.

2) GA 3400 headers work on our car without a problem. For exhaust sizing, it depends on what you're looking for out of the engine. For a stock 3400, 2 1/4" is probably good, but if you're going to open it up for more high end, go with 2 1/2" or 3"

3) LIM gaskets are known to be an issue, but it wouldn't hurt to change everything

4) can't help you there. don't know your area.

5) Probably, but it sounds like you have most of your stuff covered. It's inevitable that you're going to have a moment during your swap when you wonder how you forgot about x part. Since you have a donor car, you're in good shape.






Re: Help with 3800 Swap
Monday, October 12, 2009 9:25 AM
3400 headers are gonna set u back atleast 750$ just so ur aware b4 u go shoppin there not cheap.
Re: Help with 3800 Swap
Monday, October 12, 2009 10:21 AM
ray gardner wrote:3400 headers are gonna set u back atleast 750$ just so ur aware b4 u go shoppin there not cheap.

I've seen them for $400-500. I don't doubt you can find them for $750, but that's not the lowest price out there.






Re: Help with 3800 Swap
Monday, October 12, 2009 3:55 PM
I guess I'll go look up the relearning procedure for the for the passlock. Glad to hear that I shouldn't run into any issues with the exhaust system, and I will most likely be picking up the gasket set soon so I can work on that while I locate a transmission . Thanks for answering all of that, I really appreciate it.
Re: Help with 3800 Swap
Monday, October 12, 2009 7:03 PM
where you buyin gthe clutch from 800 is a little steep also a 3 is gonna be a little much for what your gonna need 340 ft lbs on a 3400 they have what 210 stock 130 is a long ways away i have a 3 and i had 280 stock

check turbo tech for the clutch also just by a trans from a good wrecker yard they will honor it just don't tell them what your doin or they wont just ask for that trans . i personally would go 00-02 2200 trans but it requires a little more work that i'm guess you don't wanna do, they hold up a little better then those 95-99 ones



JBO since July 30, 2001
Re: Help with 3800 Swap
Tuesday, October 13, 2009 1:26 AM
Hey $800 I beleive was rounded up, I was looking at the spec clutches from their website, and the clutch with aluminum flywheel was $7XX (with shipping i think). I might end up going with the stage 2 instead, I just said stage 3 for now because I'm trying to figure out roughly what this is going to cost me, so I would rather over estimate the cost. $800 was sort of my limit price, but if I can find better thats great.

I'll take a look at turbo tech. Thanks for the tip.

I was thinking of going with the 00-02 trans but figured I would see how the 95-99 holds up since its an easier solution, and if I have any problems down the road, I'll probably do a getrag swap, but hopefully I won't need to. I've looked at the how-to thread and it doesn't look too bad, I just don't really want extra things to worry about while I do this swap.
Re: Help with 3800 Swap
Tuesday, October 13, 2009 4:50 AM
You can always build yourself a stronger Isuzu, and it will hold up as good or better as the Getrag. If you are going to rebuild one anyway, get yourself a the guts from an early 90's non-DOC Geo Storm or Isuzu Stylus and use the differential from it, plus a rebuild kit for it (with one piece brass synchros), to build your transmission. You can probably find yourself a tranny out of one of them pretty cheap. I've seen them for as low as $100.





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