| Scion xB Engine, Tech, & Performance Discuss Scion xB engine, tech, & performance related topics here. Scion xB performance upgrades like Scion xB exhaust, Scion xB turbos and supercharges. Anything to make your Scion xB go fast!!! |  | |
09-04-2008, 12:08 AM
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#41 | | LOW!!!
Join Date: Mar 2008 Location: Lake Hughes, CA
Posts: 8,666
| Re: Twin turbo supra motor swap? I know...I was just thinking that it should be locked and never spoke of again... |
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09-04-2008, 10:02 AM
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#42 | | Authorized Vendor
Join Date: Feb 2006 Location: Royal Oak MI
Posts: 3,083
| Re: Twin turbo supra motor swap? Quote:
Originally Posted by Lifex I wonder why no tries or has tried to drop in a mid 90's 3SGTE engine from a Celica GT4? I mean its a 205hp toyota engine and you kind find them on ebay easily - not to mention its an inline 4 as well as the 1NZFE | Has been done in a xA....
The tC swap has never been officially done and is also a waste of time and money. Why swap to a motor with 150hp?
The most economical way to do a hp gain is build a motor to handle high boost of a turbo. The next best option is the 1.8 celica motor. That motor in a built format in the 2009 Lotus Exige has 350 hp and 224 lb.-ft. of torque.
It only requires minor body mods to fit the block, intercoolers and turbo may be a little more work. |
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09-04-2008, 11:50 AM
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#43 | | Registered User
Join Date: Feb 2007 Location: Kansas
Posts: 237
| Re: Twin turbo supra motor swap? Quote:
Originally Posted by raceking924 one would think...but "cheap" would lead me to think its a 5mgtte, 6mgtt4, or 7mgtte...coming from mid 80s to late80s. |
Both wrong. There is no such thing as a 5mgTTe or 6mgTTe or 7mgTTe.
1jz-gte's and 2jz-gte's and 1g-gte's came twin turbo stock. adding the whole TT to the engine code is a Nissan thing. Not toyota. |
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09-26-2008, 07:31 PM
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#44 | | Registered User
Join Date: Sep 2008
Posts: 11
| Re: Twin turbo supra motor swap? Do you have the TIME, MONEY, or PATIENCE to do it? If yes, then go for it.
If not, don't. Or we'll be seeing your "Parting out my unfinished project" in the classified section soon. |
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09-26-2008, 08:31 PM
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#45 | | Pippy Longstocking is hot
Join Date: Feb 2007 Location: ON A HILL IN WA. STATE
Posts: 2,288
| Re: Twin turbo supra motor swap? Quote:
Originally Posted by mntegra01 just take out the rear seats ETC and make it rear engine and rear wheel drive and pop some mad wheelies! |
AND THERE YOU GO  |
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09-26-2008, 09:49 PM
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#46 | | Suspension Whore
Join Date: Oct 2007 Location: NorTucky
Posts: 3,933
| Re: Twin turbo supra motor swap? |
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09-30-2008, 09:00 PM
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#47 | | 06 TCM xB-RS
Join Date: Nov 2007 Location: Shelton, WA
Posts: 1,119
| Re: Twin turbo supra motor swap? -sigh- again i say it...
i've been gone for a while but doesn't mean i stopped.
the best and biggest option, without having to cut the crap out of the firewall or anything like that... a 1MZFE is the best and biggest option.
the 3SGTE is a usable option... but if you're looking for 300hp or higher, the 1MZFE is a better choice and in my opinion, no matter what power you want through a different motor for the xB, the 1MZFE is the best choice. a 3.0L V6 that length wise, is smaller then the 3SGTE and weight wise is 70lbs lighter then the heavy iron block 3SGTE. the 1MZFE is an all aluminum block with ductile iron sleeves and a non-interference valvetrain system. all you need to do for upgrades is some eagle rods for a 22R machined for width due to the stroke being the same. you'll need to have performance bearings for the 22r rods machined aswell. Wiseco makes pistons for it ans Sea2Sky tuning has alot of aftermarket valve work parts for the head. slap a GT3076R on it and you've got pretty much instant spool at around 1,500rpm and an easy 500hp daily no problem... and yes there is plenty of room to do that in the xB's engine bay. it'll "look" cramped but it's doable. only single turbo is possible though, the only twin you can do is twi GT2554R's which would be the same spool rate but less power then using the GT3076R in single mode. other then that, there's not enough room for twin turbo setups.
also, if you're an AWD freak like i am. the AWD options is still open on the 1MZFE though it'll cost a pretty penny. you need to use the 5spd 4WD switchable trans from the newer Rav4 which is still a front wheel drive base 4WD system. my guess would be though, top speed would probably be the lucky number 133mph gear limited.
if you're going for 4WD/AWD, using the Rav4 setup is the best way to go but will be more then expensive. Acceleration will be monstrous but with a sacrifice of top end speed.
if you're going for speed. it's best to use the tC tranny on the 1MZFE but you're limited to FWD or if you REALLY want to go and do some real custom work... instead of side FWD based mount, do a center mount with a W54 supra tranny and go RWD but good luck in the winter for anyone who lives in areas that get snow, no weight on those wheels back there  .
we can go ALOT more to our 1st gen xB's then what most of you think  . |
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10-01-2008, 07:53 AM
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#48 | | Registered User
Join Date: May 2007 Location: Virginia, USA
Posts: 106
| Re: Twin turbo supra motor swap? Quote:
Originally Posted by gravebox -sigh- again i say it...
i've been gone for a while but doesn't mean i stopped.
the best and biggest option, without having to cut the crap out of the firewall or anything like that... a 1MZFE is the best and biggest option.
the 3SGTE is a usable option... but if you're looking for 300hp or higher, the 1MZFE is a better choice and in my opinion, no matter what power you want through a different motor for the xB, the 1MZFE is the best choice. a 3.0L V6 that length wise, is smaller then the 3SGTE and weight wise is 70lbs lighter then the heavy iron block 3SGTE. the 1MZFE is an all aluminum block with ductile iron sleeves and a non-interference valvetrain system. all you need to do for upgrades is some eagle rods for a 22R machined for width due to the stroke being the same. you'll need to have performance bearings for the 22r rods machined aswell. Wiseco makes pistons for it ans Sea2Sky tuning has alot of aftermarket valve work parts for the head. slap a GT3076R on it and you've got pretty much instant spool at around 1,500rpm and an easy 500hp daily no problem... and yes there is plenty of room to do that in the xB's engine bay. it'll "look" cramped but it's doable. only single turbo is possible though, the only twin you can do is twi GT2554R's which would be the same spool rate but less power then using the GT3076R in single mode. other then that, there's not enough room for twin turbo setups.
also, if you're an AWD freak like i am. the AWD options is still open on the 1MZFE though it'll cost a pretty penny. you need to use the 5spd 4WD switchable trans from the newer Rav4 which is still a front wheel drive base 4WD system. my guess would be though, top speed would probably be the lucky number 133mph gear limited.
if you're going for 4WD/AWD, using the Rav4 setup is the best way to go but will be more then expensive. Acceleration will be monstrous but with a sacrifice of top end speed.
if you're going for speed. it's best to use the tC tranny on the 1MZFE but you're limited to FWD or if you REALLY want to go and do some real custom work... instead of side FWD based mount, do a center mount with a W54 supra tranny and go RWD but good luck in the winter for anyone who lives in areas that get snow, no weight on those wheels back there  .
we can go ALOT more to our 1st gen xB's then what most of you think  . | I <3 YOU!! |
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10-01-2008, 07:40 PM
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#49 | | 06 TCM xB-RS
Join Date: Nov 2007 Location: Shelton, WA
Posts: 1,119
| Re: Twin turbo supra motor swap? ....  .... |
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10-01-2008, 09:54 PM
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#50 | | 17 years old now haha
Join Date: Apr 2008 Location: Mount Pleasant SC
Posts: 186
| Re: Twin turbo supra motor swap? what car had the imzfe in it?
and another thing, does that w54 tranny bolt right up to the 1mzfe or does it give a fight like ee=verything else>
Last edited by 15yroldSciontist : 10-01-2008 at 09:54 PM.
Reason: Automerged Doublepost
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10-03-2008, 05:19 PM
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#51 | | 06 TCM xB-RS
Join Date: Nov 2007 Location: Shelton, WA
Posts: 1,119
| Re: Twin turbo supra motor swap? 1MZFE can be found in the ES300, Rav4, Avalon and Camry. uses E series transmissions for FWD. anything that can use an E series will use a W series.
the 1MZFE is the replacement of the older 3MVFE. not as torque-ish as the 3MVFE but is nearly 400lbs lighter in weight, better fuel economy and better top end. other MZ versions is the 2MZFE which is the 2.5L high rpm version found in the IS250 and the 3MZFE which is the 3.3L torque-ish bored version of the 1MZFE and is a interference motor because of it being bored, found in the ES330 and newer 4runners i think. the 1MZFE being the best option due to the fact that it was suppose to be Toyota's naturally aspired V version of the 2JZ, thus the reason for it's lower rpm redline and no turbo application. Sea2Sky tuning has a valve and spring kit for around 300 i think that makes it easily possible to hit 8,000rpm and around 20lbs of boost for the 1MZFE which is roughly 500-525 crank hp reliably with rods and pistons. they are coming out with a second stage very soon that is suppose to hit 8.5krpm at the least and do 25-30lbs boost capable.
"the 1MZFE being the best option due to the fact that it was suppose to be Toyota's naturally aspired V version of the 2JZ, thus the reason for it's lower rpm redline and no turbo application."
that also means the 1MZFE is a non-interference. it also only weighs about 70lbs lighter then the famous 3SGTE and transmission options for the 1MZFE also weigh less then the unforgiving E153 celica AWD transmission. there are some issues to deal with with newer 1MZFE's due to VVT-i but can be dealt with. older versions of the 1MZFE don't have VVT-i but i've read they are harder to tune and Sea2Sky's valvetrain upgrades only work for the VVT-i versions.
Last edited by gravebox : 10-03-2008 at 05:20 PM.
Reason: Automerged Doublepost, corrected spelling
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10-25-2008, 08:33 AM
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#52 | | Registered User
Join Date: Oct 2008
Posts: 3
| Re: Twin turbo supra motor swap? Quote:
Originally Posted by silverbeatnick how about shoe horning a tc eng in to the xb? | That's what I was thinking of doing  ... But I wonder is that the only thing we can do with an xb???? I mean all of us like to do something different, and like what Toyota said. The reason why they build the Scion line was to open up a new line of cars that can be build up by the consumer not them. Speaking of I was researching and found that the tc engine was build by Honda for the Scion tc and is very similar to the Accord engine but I don’t know how true that is. The xb the bb in Japan and has been out a lot longer out there than here so I wonder what type of mods are going on there. Maybe something to look at if you’re thinking of switching engines. I’m not happy with the power of the stock xb either but like a lot of people said if your going to spend the money you may want to do it on something your going to be happy with, not something that your just going to want to change later because of problems or lack of money. Just my opinion on the subject.  |
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11-03-2008, 12:22 PM
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#53 | | Registered User
Join Date: Nov 2008 Location: plano
Posts: 25
| Re: Twin turbo supra motor swap? i was thinking.... maybe a 13bTT??? i mean.. it is smaller then a stock xb.. ^^ |
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11-11-2008, 04:18 PM
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#54 | | 06 TCM xB-RS
Join Date: Nov 2007 Location: Shelton, WA
Posts: 1,119
| Re: Twin turbo supra motor swap? finalized;
-2GR-FE 3.5L V6
-93+ MR2 Turbo trans *E153* or 01-05 Rav4 manual trans *E153 with shorter gearing*
-modified front passenger drive axle from the 01-05 Rav4
-transfer case from the 01-05 manual 4WD Rav4
-front driver side drive axle and everything from the transfer case and back all from the celica Altrac ST185 or ST205
-GT3076R or GT3582R *which ever floats your boat* and 10lbs of boost...
-a set of rods and some pistons..
when the math is done you come out with a 450hp/450lb torque AWD monster xB that is WAY more then possible with little work needed.
you asked, this is the final answer and WILL work. |
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12-26-2008, 02:40 AM
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#55 | | monstermatt72
Join Date: Dec 2008 Location: San Diego, CA
Posts: 71
| Re: Twin turbo supra motor swap? Yeah I would have to agree with the RWD conversion as well.
I helped a friend shove a 383 stroked into a 240Z. We had the move the firewall back just to have the luxury of the engine AND the radiator...
Moving the firewall back would mean moving the dash back and extending the steering shaft and possibly brake lines... You would also need a new fuel pump, lines and probably a bigger tank... 8 gal wont get you far with the new engine... Where would that go??
That would happen as well as removing the tunnel and replacing it with a larger one. With that would come the relocation of the shifter (assuming it's a manual). Alnong with the seats, taking over space towards the rear seats.
Is the I6 in the Supra an alum. block or iron? That may be something to consider on the suspension side...
Have you considered what type of diff you would place in the rear? Is there enough steel back there to keep the rear from tweaking out the first time you burn out???
Please dont get me wrong, I am NOTT trying to discourage you from doing this. Just trying to look at all of the aspects with doing a monster undertaking such as this.
I have seen crazier... A 426 Hemi in a VW Bug. I tried Googling for you, but I could not find it. I have seen this in person.
DO IT!!!!!!!! And post tons of pix!!!
Could you imagine the sleeper you would have???
A tin can with a jet engine!!! |
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12-26-2008, 03:38 AM
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#56 | | 06 TCM xB-RS
Join Date: Nov 2007 Location: Shelton, WA
Posts: 1,119
| Re: Twin turbo supra motor swap? 2GRFE + AWD and turbo would require the following:
-removal of the factory sub frame rails and a full new tube frame.
-some modification to the passenger side firewall, approximately a 5inch tall by 20inch wide to be set back by about 1-2 inches *this is a MAYBE, it's possible that there only needs some massaging*
-complete removal of factory core support, new tube frame will accommodate a new mounting location for the radiator and intercooler.
-some small trimming to the cosmetic bumper on the very back side to make a bit of clearance.
-rear floor sheet metal panel up to where the rear seat bolts to and back to the joining point of the rear hatch door opening must be cut and a new floor panel to be put in to accommodate the new rear diff.
-rear strut towers must be removed or modified to fit new coilover shock based suspension along with suiting a 4 point linkage.
-rear chassis needs some enforcement for torque issues.
-interior MUST be suited with a chassis stiffening purpose built roll cage. strong enough for a roll, not too strong to ruin the frame, stiffen enough to cancel out chassis twisting.
major parts:
-2004.5 to 2006.5 2GRFE engine, do not use the newer 2GRFSE, it's ECU is still alien to our tuning knowledge yet *give it half a decade considering Toyota has filed over 300 patents when it comes to this new multi-injector system using both Port and Direct injection*.
-an E153 manual transmission from the 93+ MR2 Turbo, 04+ V6 Camry, 04+ Avalon, 04+ Rav4 Sport and 04+ Aurion.
-04 to 06 Rav4 Sport Transfercase OR ST205 Celica Altrac Transfercase *Altrac Transfercase is still not confirmed, but when it comes to a 3VZ 3.0L block, the block requires a smll amount of grinding to the back side to make the transfercase to clear the block. the 2GRFE is a short stroke, big bore engine and may give this clearance without the need of grinding a few milimeters.*
-1MZFE Fly Wheel, use a Findeza for the best bang for the buck for throttle response.
-04 to 06 Rav4 Sport inner passenger drive axle plus 40mm or more modification to the end bolting cup.
-Clutch can be any MR2 or Celica or any 3SGTE application using a E153 transmission. for this setup and the amount of torque, a duel carbon disc clutch.
after that it's most of the basics when it comes to a big project. estimated weight after the full project is done, roughly 2,900lbs. 2GRFE efficiency is so incredibly high that when using the right gearing, your mileage *without turbo atleast* will still be hitting 30-ish mpg. in town will drop and feel like driving the 2nd gen xB when it comes to the fuel economy.
Turbo wise. i planed on a GT3582R with a 0.82 AR and about 12-15psi of boost to give a rough 450hp / 450lbs torque. i picked this turbo specifically for quick spool throughout the whole RPM range on top of being able to use a stainless steel exhaust housing *only 100 bucks more, no biggy* with V-band clamping all around for easier fitment. you can use as big as a GT4294R, after that you're pretty much screwed, there's no more room after that. the GT3582R is the best pick for this AWD project, no need for burn outs if it's AWD and the massively torque end will be amazing for both performance and for daily driving. positive boost will be seen straight off the idle line and full boost should be in by 2500-3000rpm range if not sooner
for engine building... so far it's been difficult to find any information on new internals. i DO know though, that with just new rods and pistons, the 2GRFE will hit the 700+ range without a problem. no new cam profiles, the stock profiles are capable of being pushed to 7,500rpm with a flat horse power output, though any higher will require more aggressive cam profiles. stock rpm redline is 6,500 and shift point is roughly 6,200rpm. new springs can be easily made for boost applications and will help with the 7,500rpm line.
stock parts, all the bearings in the 2GRFE are ridiculously strong... the head bolts... strong... stock head gasket, it's MLS so... it's strong.
as for weight and engine materials. this list is ENGINE + ACCESSORIES that bolt to the engine. here's something new aswell, notice weight difference between the 1MZFE and 2GRFE.
3SGTE = 2.0 liter inline 4, 422lbs Iron Block *will fit
1JZGTE = 2.5 liter inline 6, 477lbs Iron Block *will not fit
2JZGTE = 3.0 liter inline 6, 594lbs Iron Block *will not fit
7MGTE = 3.0 liter inline 6, 456lbs Iron Block *will not fit
1MZFE = 3.0 liter V6, 401lbs Aluminum Block W/ Ductile Iron Sleeves + forged crank *will fit
2GRFE = 3.5 liter V6, 359lbs Aluminum Block W/ Ductile Iron Sleeves + forged crank *will fit
1MZFE = 200-ish hp and 180-ish torque, 5,500rpm + requires parts for higher rpm. NA power, 87octane 20-ish mpg.
2GRFE = 300-ish hp and 300-ish torque, 6,500rpm + room to grow. NA power, 87octane 25-30ish mpg.
3SGTE = 200-ish hp and 180-ish torque, 7,000rpm + requires poarts for higher rpm. Turbo power, 93octane 10-ish mpg.
i choose the 2GRFE... |
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12-26-2008, 04:55 AM
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#57 | | TOCC Cali Head Guy
Join Date: Nov 2008 Location: olivehurst, Cali
Posts: 2,761
| Re: Twin turbo supra motor swap? screw a V8...go bigger yet.....  |
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12-26-2008, 05:45 AM
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#58 | | 06 TCM xB-RS
Join Date: Nov 2007 Location: Shelton, WA
Posts: 1,119
| Re: Twin turbo supra motor swap? HAHA! nice, i'm saving that image for my rightup man!
there's alot of non-sense in my writeup for the rally sport box so when it comes to the engine, i'm going to use that as a *WTF?!?!* image before it get's down to business :P
Last edited by gravebox : 12-26-2008 at 05:47 AM.
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12-26-2008, 05:51 AM
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#59 | | TOCC Cali Head Guy
Join Date: Nov 2008 Location: olivehurst, Cali
Posts: 2,761
| Re: Twin turbo supra motor swap? lol...it one of my favs...that engines a coffee table project. the crank shaft needs to be lifeted with a engine hoist alone. |
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12-26-2008, 06:10 AM
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#60 | | 06 TCM xB-RS
Join Date: Nov 2007 Location: Shelton, WA
Posts: 1,119
| Re: Twin turbo supra motor swap? Damn! and i thought a 350's crank was heavy as hell! |
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