2.4 swap - Third Generation Forum

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2.4 swap
Monday, August 11, 2008 10:53 AM
Ok, I have searched and searched and searched for answers to this, but found nothing. I have a 97 cavalier, with a 2.2L auto. The 2.2 is done.. lots of problems, so I decided why not do the engine swap I was wanting to do now? I read as much as I could find on the swap, so far I know I will need the following.

- Engine
- Trans.
- Engine wiring harness
- Driver's side axle
- ECM
- Mounts


I beleive that is it? My question is, I do the mounts have to be WELDED in? From what i've read there have been alot of mixed answers. Also, I want to convert over to a 5 speed at the same time, I know I will need the pedal assembly, shift cables, shifter assembly, clutch, flywheel, clutch master and slave cylinders, but will I need to drill, or what needs to be done to get the master cylinder in, ect.? Thanks, any help would be GREATLY appriciated.

"Hondas are like tampons, every pussy has one!!!"

Re: 2.4 swap
Monday, August 11, 2008 12:53 PM
mounts are the same except the rear trans mount i believe

if you are switching to the 5spd you need to remove the brake pedal assmebly for the smaller one think you have to dril lthe hole for the clutch master.

don't waste the money swapping the 2.4 swap the ecotec its a little more work on a pre 00 since your evaps in the passenger front wheel you will either have to wire it that way or move it to the rear.

2.4s aren't reliable enough i would stick with the 2200 or go withthe 2.2 eco

also while your at it if you do use the 2.4 use the 2000+ tranny, shift, linkage, slave the isuzu trans on 96-99 2,4 is crap it usually goes befor the motor does


JBO since July 30, 2001
Re: 2.4 swap
Monday, August 11, 2008 6:22 PM
i'm doing the swap in my 99 fire. I had to cust the studs off the clutch assembly to know where to drill the two bolt holes. Best thing to do is tear out the dash unless your small like me but still a big pain. On the top of the clutch assembly you will have a hole for a bolt that i had to slide into a hole on the side of the steering colum. I did that them basically guess where to drill holes for where the studs go. Got it right the first time some how.

You will then need a hole saw can't remeber what size and cut the hole for the shaft on the slave. But you have to take the dash apart to put a nut on the top bolt of the clutch pedal. The gas a brake petals bolt in the same as the auto's. On the 4 speed auto on mine it only had one mount i cut it off flush with the frame. Then i used a 2000 tranny so i had to weld the two brackets on.

Now on mine i had to bend my brake lines as to they came up through where the mount would go. You will also need the power sterring line for a 2.4 and the fuel lines. But i had half of the fuel lines for the 2.4 and what i'm going to take and have the local machine shop that does haudrualic hoes and have them put some fittings on them. So i can connect them together just to make sure it'll run.

You will also need the 2.4 downpipe for the exhuast to have it welded on or have one made or get a header. O and then you need the 2.4 heater core hoses and radiator hoses. Might be able to use some of the 2.2 hoses. Also i think you will need he evap hard line and maybe brake booster hose.

I have pics also or can try to help
Re: 2.4 swap
Monday, August 11, 2008 6:22 PM
sorry forgot to spell check
Re: 2.4 swap
Tuesday, August 12, 2008 12:41 PM
Ok...first off, thanks for all the help. About the eco swap.. I thought about doing it.. but I love the 2.4L twin cams..thanks for the suggestion though! Anyway... for the 2.4 swap.. i dont exactly get what you were saying you had to cut the studs off to the clutch assembly? Unless you mean you had to cut the studs off of the other car? What I figured was, put the clutch/brake pedal assembly in, drill with a hole saw for the master cylinder, put the master cylinder up to the firewall and connect to the pedal, mark where the studs need to go, drill holes, put a bolt in from the inside, weld the hex on the inside, so it is a stud from the outside.. then be done with it... wouldnt that work? Also, does the actual 2.4 engine just bolt in using the 2.4 mounts, or?? Thanks for all your help, it is appriciated.

"Hondas are like tampons, every pussy has one!!!"
Re: 2.4 swap
Tuesday, August 12, 2008 3:24 PM
All the mounts are the same. Just went through this in my 99 2200. If your using the mounts that came with the 2.4L, assuming that it came with them, then its a drop in affair. Being that your going from auto, reading back a bit, the trans mounts I believe are not the same. I went 5 spd to 5spd, so it made life alot easier.
As for parts, PCM, wiring, axles, engine, trans, mounts and you should be good to go.



M62, 42's, ZZP 3", ZZP S3 H/E
214whp 190wtq
Re: 2.4 swap
Tuesday, August 12, 2008 3:26 PM
Ok. So the way you made it sound, is if I stay auto, the trans will bolt right in as well? If so, it might be worth staying auto... Thanks.

"Hondas are like tampons, every pussy has one!!!"
Re: 2.4 swap
Tuesday, August 12, 2008 4:44 PM
NOTa2_4 wrote:mounts are the same except the rear trans mount i believe

if you are switching to the 5spd you need to remove the brake pedal assmebly for the smaller one think you have to dril lthe hole for the clutch master.

don't waste the money swapping the 2.4 swap the ecotec its a little more work on a pre 00 since your evaps in the passenger front wheel you will either have to wire it that way or move it to the rear.

2.4s aren't reliable enough i would stick with the 2200 or go withthe 2.2 eco

also while your at it if you do use the 2.4 use the 2000+ tranny, shift, linkage, slave the isuzu trans on 96-99 2,4 is crap it usually goes befor the motor does


ROFL !.. Not reliable enough !



My Cav
I give up...
i'm buying a VW those people love trees, so they should love eachother too... "Andy"
Re: 2.4 swap
Tuesday, August 12, 2008 7:46 PM
not if you go from auto 5 speed. Theres alot of lil bits you have to do but the mounts on the frame for the tranny are different from a 2200 4 speed. But he has a 97 so i'm not sure as to what is the same and such.
Re: 2.4 swap
Tuesday, August 12, 2008 8:33 PM
How reliable are these engines? Also, still wondering about mounts. It would be nice if there was a trans. that just bolted in. I can weld on the mounts, but i'd rather not if I can avoid it. I'd like a 5 speed, and if that means welding in mounts, then I will do it. Anyone know for sure on the trans. mounts issue? Thanks again, you guys have helped alot!

"Hondas are like tampons, every pussy has one!!!"
Re: 2.4 swap
Tuesday, August 12, 2008 9:08 PM
it's not hard to weld them. The hard part is getting them off of the donor car or rail. But that was where the plasma came in a lil handy. I'm not sure but i think i had the 4 speed in my 99 2200 and i believe the 2.4 uses the same basic tranny with a different bolt patern. So i would think the mounts are the same. But 5 speed is a lil funner. I will say this the 2200 was a pain to take out with the tranny out the top. But the 2.4 and 5 speed i put in by myself in like 5 to 10 mins. Then pulled it back out after making sure i got the mounts right to fully weld it.

If you need help or pics where the mounts are i can take them for you if you want. But i did use a 2000 tranny.

Re: 2.4 swap
Tuesday, August 12, 2008 9:12 PM
o to answer your first ? in my opinion it depends on maintenance how often you beat on it. Also from what i've seen on here people with 2000 and up 2.4's seem to last longer but who knows. Mileage wise i would say from a 100,000 to maybe 180,000
Re: 2.4 swap
Tuesday, August 12, 2008 9:28 PM
Ok. If you could take those pics, it would be a big help. The engine i'm looking at right now is a 00+ engine. Also, the trans im going to use will be 00+ since it is stronger, so hopefully your mounts will be close to what ill need to do. Is yours a 5 speed? Also, how hard is it to get the mounts right? I mean, right position, ect.? And wouldnt the mounts just unbolt from the donor car? I wouldnt be sure where to cut if i had to cut them out.. Thanks.

"Hondas are like tampons, every pussy has one!!!"
Re: 2.4 swap
Wednesday, August 13, 2008 3:51 AM
if your looking for an easy way out just wrap it around a pole or do 75 thru a turn like your buddy and flip it. this way it will save you headaches on the swap and money on insurnace for when your wreck another car.



Re: 2.4 swap
Wednesday, August 13, 2008 11:13 AM
Hey moar i don't know what that was all about but if he wants to do it then so be it.

David the mounts for the trany unbolt but the frame rail mounted mounts does not. Best thing to do is just cut the whole rail off the donor car with a plasma cutter,tourch or something similiar. yes i changed to a 2.4 5 speed from a 2.2 auto. Using the same motor and tranny as you are talking about getting. So my mounts and all will be the same as yours. As to getting the mounts right it took me maybe 15 mins to get them in the right spot.

The front mount goes under your battery tray. Look under the battery tray and there is a mount brakect welded to it. The front mount lines up with it. The rear goes on the turn on the frame rail towards the firewall. If you compare the rails you can see what i mean.

Now you can buy new frame mounts if you don't want to cut them off the other rail. But to get them off the rail you have to cut down through the welds and pry them off. Just time consuming.
Re: 2.4 swap
Wednesday, August 13, 2008 1:11 PM
Ok. I'm guessing GM parts direct or dealership or somewhere like that would have the new frame mounts? I wouldn't imagine autozone or something would have them? Also, could you post those pics of your mounts for me? Thanks.

"Hondas are like tampons, every pussy has one!!!"
Re: 2.4 swap
Wednesday, August 13, 2008 3:07 PM
Gm sells the rear for about $30, and Turbo Tech Racing sells the front for about $75. My car is over at the shop outside and if it stops raining i will go take some the best i can.
Re: 2.4 swap
Wednesday, August 13, 2008 7:54 PM
We are the only place you can get a NEW front bracket for the 5 speed tranny, to weld onto the frame. We developed one that is basically a replica of the stock, to aid in the sway process.


-Aaron
www.TurboTechRacing.com

Performance Parts For Cavalier, Sunfire, Cobalts and More!!!
Re: 2.4 swap
Wednesday, August 13, 2008 8:15 PM
Hmm... and how much would one of these mounts cost me? Also, do you have the other mounts as well? Thanks.

"Hondas are like tampons, every pussy has one!!!"
Re: 2.4 swap
Thursday, August 14, 2008 2:44 PM
Yes we have the MOST complete mount line up for the J-Body's

Check out www.TurboTechRacing.com




-Aaron
www.TurboTechRacing.com

Performance Parts For Cavalier, Sunfire, Cobalts and More!!!
Re: 2.4 swap
Thursday, August 14, 2008 2:53 PM
So, I'm guessing these are the mounts i'm going to need?

http://www.turbotechracing.com/productcart/pc/viewPrd.asp?idcategory=394&idproduct=1253

http://www.turbotechracing.com/productcart/pc/viewPrd.asp?idcategory=394&idproduct=1274

Thanks.

"Hondas are like tampons, every pussy has one!!!"

Re: 2.4 swap
Thursday, August 14, 2008 4:47 PM
NOTa2_4 wrote:mounts are the same except the rear trans mount i believe

if you are switching to the 5spd you need to remove the brake pedal assmebly for the smaller one think you have to dril lthe hole for the clutch master.

don't waste the money swapping the 2.4 swap the ecotec its a little more work on a pre 00 since your evaps in the passenger front wheel you will either have to wire it that way or move it to the rear.

2.4s aren't reliable enough i would stick with the 2200 or go withthe 2.2 eco

also while your at it if you do use the 2.4 use the 2000+ tranny, shift, linkage, slave the isuzu trans on 96-99 2,4 is crap it usually goes befor the motor does


you are an idiot. my 99 cav's tranny has 144,000+ miles on it. the engine (before i burned a whole in the piston aka too much nitrous) had over 120,000 miles



Im a Xbox 360 fanboy...and damn proud of it!!
Re: 2.4 swap
Thursday, August 14, 2008 5:17 PM
yes and no the first one is what you need for the front. Goes right underneath the battery tray. The other mounts are not mounts. Read the description they are bushing inserts for the mounts on the tranny. You need the rear frame mount one in which i don't see on there so to the dealer or gmpartsdirect you will have to go.

O and i real busy today. Chasing down my harness and computer and going to the bank so i didn't get over to the shop till 7. And was cloudy and raining. So i will pop some pics in the morning and have them for you around lunch time (eastern time)
Re: 2.4 swap
Thursday, August 14, 2008 5:43 PM
Alright, cool. Thanks man. Like I said in my origional post, I searched everywhere, found nothing, all anyone would tell me is search, and I did. I'm thinking maybe once I do the swap, so I know everything first hand, then I may get a few people together and make up a 2.4 swap how to, since it is asked so much, and is so hard to find info for.

"Hondas are like tampons, every pussy has one!!!"
Re: 2.4 swap
Thursday, August 14, 2008 7:29 PM
Don't feel bad same here too. I started about 3 weeks ago on mine. Few people helped with my ?'s which thanks goes out to them. Then some ?'s i had no one would answer so i just went ahead and started. I was also thinking about doing a write up because of all the flamming for asking a ? and saying to search.

Myself i did search and there is some info out there but not a whole lot like its put out to be. Unless i was wording it incorrectly.
But i never took alot of pics but i'm pulling the motor out which only takes like 5 to 10 mins if you have nothing fastened to it. To mock up a spare p600b procharger. So i could take some then.

Now that i think of it i remeber finding like 6 months ago a write up with most info but i can't remeber where as to i couldn't find it agian.
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