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-   -   deciding on whether to buy a new engine or a diff. car (http://www.toyota-supra.info/forums/mkiii-supra/18744-deciding-on-whether-to-buy-a-new-engine-or-a-diff-car.html)

gloreboy89 03-03-2011 02:36 PM

deciding on whether to buy a new engine or a diff. car
 
ok I had some bad news about my supra ... the engine caught on fire but it wasnt a complete burn only the wires was damaged but my mechanic changed the wires for me and then later told me the the engine had no oil in it while I was driving, so the engine is completely unrepairable. The question today i need advice on is whether too buy a new engine, I had a 1988 7mge in the car b4, and if so which engine should i buy(want to stay in the supra family), or buy a new car and sell my supra for parts.
PS, im a college student and i dont have an endless amount of money but i do have around $2,000 in the bank and like $2000 i owe for my car loan.

ochowdero 03-03-2011 06:53 PM

this is to bump,
but i personally like the supra 7m engines...
you cant get 1000 horse power out of them but you can get maybe 530?
i cant remember

you got 2000, thats well enough for a 1jzte or maybe a 2jzte
but id stick with the 7mgte, rebuild it and put a bigger turbo on it.. or just buy a 7mge and rebuild it....

and dude, check your oil! lol

SupraHead 03-03-2011 07:32 PM

7m-gte
 
Yea, get the 7m-gte

gloreboy89 03-03-2011 07:57 PM

i see
 
1 Attachment(s)
ok then i know form other ppl that the 2jzte is an expensive engine but very powerful, ( my mechanic said he could get me an auto 2jzte for about $1700) and my plan for the car if i keep it is probably go to the 400-600whp. Also i talked to my mechanic today and he found a hole in the bearing under the car so, from the time he poured oil in the car to the time where he sat in the drivers seat the oil poured out.

gloreboy89 03-03-2011 08:00 PM

pic info
 
that pic form above is where the fire came from

ochowdero 03-03-2011 09:00 PM

i beliueve you can get that much hp out of a 7mgte,
i dont know tho,

how did the fire start?
i didnt know fires could start from no oil?

gloreboy89 03-03-2011 09:48 PM

there was oil in the car, when my brother was driving it, Side note: this stuff only happens when other ppl drive ur car, and told me he saw smoke coming from the drivers side and he pulled off to the next exit of the highway and opened the hood and fire happened. smh Anyway, there was oil in the car i changed the oil this jan. and it never used alot of oil, my assumptions is that the one of the cylinders exploded or something and caused a huge hole in the bearing thats under the car now. The hot oil lands on the slightly exposed wires and caused the fire.

Killa B 03-04-2011 02:38 AM

7m?
 
Everyone on here seems to think its a good idea to stick with the 7m jw whats the reasoning behind it?

907mge 03-04-2011 03:10 AM

A 2jz is a very nice upgrade but will cost you alot more than 1700 til you get it installed with everything required. The 7mgte would be your best bet but will still be pricey if you want to go for 400 to 600 whp which is alot taking into account a 15% drivetrain loss. And you will also need the r154 which will probably not come with a jdm 7mgte. So are you doing the swap yourself if you do one and do you still owe the money on the supra?

ochowdero 03-04-2011 05:31 AM

my reasoning behind it is that a friend of mine fully upgraded and rebuilt a 7mgte and a put a bigger turbo on it..
he smashes on the new corvettes and keeps up with a 2jzte with no problem

CanadianBak'inSupra 03-04-2011 01:49 PM

i think i just really like the m series engines.
kind of like holding the torch...

but dam, what i would give for a 1jztt

gloreboy89 03-09-2011 04:36 PM

Quote:

Originally Posted by 907mge (Post 93049)
So are you doing the swap yourself if you do one and do you still owe the money on the supra?

to answer your question No im not doing the swap myself i dont have the space or the tools to do it, also im not that confident in my skills to do something as big as a engines swap. i will be taking it tho my friends repair shop (called 3 face racing) i trusted those guys to change a head gasket on my dads toyota lancruiser(paid 1,600 for that). Also i owe around $2400 left on the car loan still so i will keep the car and get a new engine.

My mechanic has found a 1jzte JDM for $1700 and i believe im leaning towards that now. after talking to my mechanic i think the 7m's engine will start off having work done. The head gasket, stand alone, and something else. With just a few pieces swapped on the 1jzte it can produce round 500hp( this is my belief). Just change out the stock turbo for a bigger one, put a standalone unit,and a few others, and the ijzte should be worth it. (tell me if im wrong)

Ranma 03-09-2011 06:21 PM

So what was the cause of the fire? These things just do not happen.

Oh why do you need 600 horsepower? Unless you run it on a track there is no purpose, though perhaps I lived too long in Oklahoma. The highway patrol monitors the toll roads here and there is ZERO tolerance. Got pulled over for doing 79 in a 75.
Really, I would like to know, why do you need so much power? It is even more silly in Japan where the speed limit max is 62 mph. Am not putting you down just puzzled.

gloreboy89 03-09-2011 08:33 PM

well since i wasnt driving my car since it happened i dont fully know, but what my mechanic and i saw was the a hole in the bearing and the engine cant hold any oil.
My guess is that when my brother took my car for a drive, on the highway the bearing somehow blew open leaked hot oil on the wires around the starter causing fire.

As for the power gain i would like to like to drive a decently powered car with, and i know some friends that race on various tracks around metropolitan atlanta. Yeah i dont think 500hp is necessary for me but i would at least like to own a car in 300-450hp range, while keeping most of the parts on the car toyota brand.

Ranma 03-09-2011 10:47 PM

Quote:

Originally Posted by gloreboy89 (Post 93270)
well since i wasnt driving my car since it happened i dont fully know, but what my mechanic and i saw was the a hole in the bearing and the engine cant hold any oil.
My guess is that when my brother took my car for a drive, on the highway the bearing somehow blew open leaked hot oil on the wires around the starter causing fire.

As for the power gain i would like to like to drive a decently powered car with, and i know some friends that race on various tracks around metropolitan atlanta. Yeah i dont think 500hp is necessary for me but i would at least like to own a car in 300-450hp range, while keeping most of the parts on the car toyota brand.

Well at least he was not hurt and the car did not burn. I crashed a Volkswagen Squareback one and the car burned. The thing burned itself out from front to rear.
About taking it on the track, then it makes sense. I would think a new or a rebuilt engine would serve you well. It is one thing driving a high millage engine on the expressway but on the track you need every advantage.

907mge 03-09-2011 10:56 PM

Just remember that a JDM 1jz is not a new engine, so even though it has low milage does not mean it has not been abused. Most only come with a 30day start up warranty. Basically you get what you get and maybe you will get lucky with a nice one. Just keep this in mind when you are thinking of making higher hp numbers.

cre 03-10-2011 07:35 AM

Quote:

Originally Posted by ochowdero (Post 93023)
you got 2000, thats well enough for a 1jzte or maybe a 2jzte

LOL...


I'm just gonna leave this here, gloreboy89 is going to need it soon enough.

http://1.bp.blogspot.com/_ACniHHzJMc...0/vaseline.jpg



And a few people have broken 1000RWHP on the 7M.... and I'm sure it cost an absolute fortune.

gloreboy89 03-10-2011 02:42 PM

o yeah i will remember to be careful when increasing hp, but i dont have any plans of building it anytime soon (out of money now, and my tax refund is gone, wonder where it went). the JDM 1jzte will have around 40000-60000 miles on it already but compared to the old 7mge (i had 95,000 before this) it is failry new.
Question do you guys know if i could put one of those extended warranty's on the car after i put the engine in my supra?

907mge 03-10-2011 04:22 PM

From what I have experienced and heard the extended warranties are worth less. Even if you get them to cover that old of a car with the engine swap they are a rip. Lets say you need a new tranny, they don't have to pay for a rebuild but rather can pick a used tranny from some junkyard to replace it as long as it works. Then if that one clunks out in a few months, you are back to square one.

If I where you I would just stick with a 7mgte if you are going to have to pay for the labor for the swap. To do the 1jz you are still going to need to modify the wiring harness and parts are a little more difficult to get with the engine not being used in the US.

Ranma 03-10-2011 04:32 PM

http://a1468.g.akamai.net/f/1468/580...166230/200.jpg

I think this will be more helpful *grins*

I should of done a complete overhaul of my engine but only drive him gently on the highway. Nothing very taxing to the engine. You would be better off and save up some money and do an overhaul while the engine is out of the car.
There is more to it than has the engine been abused. Seals dry out and parts get old. So if you want to do extreme things, you need a "fresh" engine.

cre 03-10-2011 06:18 PM

If not thought out too well, you may want to mix this with the vaseline or KY. :rofl2:

http://t0.gstatic.com/images?q=tbn:A...nJcy1yT9MmIiPg

gloreboy89 03-23-2011 01:47 PM

thanks guys
 
Thank you everyone who has helped me. I made a decision to stick with keeping the car and buying the 1jzte engine for $2800(the engine cost $1700). It come with another auto tranny so its complete i will also get new belts and i think i need a new water pump, for safety? idk should i change out the water pump?

Also what should i need to "freshen up" on this engine and transmission im getting?

I will be selling parts out of the old engine like the alternator and that engine harness.

Ranma 03-23-2011 03:20 PM

While you are changing the water pump might as well change the timing belt.

It never ends *grins*

gloreboy89 03-23-2011 04:49 PM

yeah thats what i meant by "belts" but thats ok. I sthere anything else i should change out? also what oil should i use?

gloreboy89 04-05-2011 05:27 AM

ok here's the hole in the old engine
 
1 Attachment(s)
this is on the driverside right under the starter

btwilson86 04-05-2011 04:44 PM

Ha, nice... I put two holes like that in my first Supras' engine. Broke the no. 5 connecting rod, part went straight through the block in the no. 5 cylinder, the other part bounced around in the oil pan then went out on the other side through the block on the no. 6 cylinder

Ranma 04-05-2011 05:18 PM

Quote:

Originally Posted by btwilson86 (Post 94106)
Ha, nice... I put two holes like that in my first Supras' engine. Broke the no. 5 connecting rod, part went straight through the block in the no. 5 cylinder, the other part bounced around in the oil pan then went out on the other side through the block on the no. 6 cylinder

How did you manage to do this feat?

Green7mgte 04-06-2011 03:57 AM

Quote:

Originally Posted by Ranma (Post 94110)
How did you manage to do this feat?

hes just lucky.

Quote:

Originally Posted by Ranma (Post 93616)
While you are changing the water pump might as well change the timing belt.

It never ends *grins*

LOL you sure are an advocate for water pump / timing belt combo Ranma. heh, better safe then sorry. oh and the numbing agent mixed with the lube.. now thats pro! (takes down notes)

btwilson86 04-06-2011 05:01 AM

Quote:

Originally Posted by Green7mgte (Post 94124)
hes just lucky.

Yeah, luck..... We'll go with that

87hilux7mge 04-13-2011 08:55 PM

Quote:

Originally Posted by cre (Post 93297)
If not thought out too well, you may want to mix this with the vaseline or KY. :rofl2:

http://t0.gstatic.com/images?q=tbn:A...nJcy1yT9MmIiPg

^^PRICELESS!

so, ima chime in here. the jz series engines are great, but to put one in your mk3 (or any chassis that didnt have one stock) is going to be spendy and cause more down time, especially if you arent doing the conversion yourself.

the m series motors are great reliable engines, and most of the generic problems can be fixed simply.

1-BHG. if you buy a used engine and dont need to rebuild (always recommended), retorque the head bolts to 72 lb ft (dont loosen first!).

2- oil pressure. stock is sposed to me 4.3 psi at idle (scary!). easiest thing to do is throw about 5mm of washers in the pressure relief spring, ups ur psi decently (my freinds john sees about 12 psi on his buggy with this mod).

3- rod bolts. the stock rod bolts are good but if you drive hard, they will fail. upgrading to the ARP rod bolts is cheap, easy and totally effective. ur rods will have to be resized after u install the bolts (my machine shop charges 7 bux a rod, whoopie).

really thats it, they are simple, reliable and incredibly durable. toyota blocks and cranks are incredibly stout, id say stock block, rods and crank can prolly surpass 700 hp.

gloreboy89 05-19-2011 03:27 PM

got the car back
 
well i thought i told you guys what engine i put in but i guess i forgot. Anyway I stuck with the 1jzte and i LOVE:gotnos: how the turbo feels when it kicks in!!!

The only question/problem i have is hooking up the electrical stuff of the 1jzte engine to the 7mge dashboard. my mechanic told me the check engine light the brake light and something else would be forever on, and im not too excited about that. Is there a way to get the dashboard to work with the 1jzte engine?

gloreboy89 05-19-2011 05:42 PM

2 Attachment(s)
pics of the new car(engine)


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