Engine/Power - EJ20T (pre-2006 WRX and JDM) There is replacement for displacement, it is forced induction - OEM 2.0 liter turbo engines in the USDM WRX. 90-94 Legacy Turbo EJ22 turbo engines can also be discussed here.

Blew my Motor i believe.

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Old 04-19-2009, 02:21 PM
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Originally Posted by WRX409
Sorry to hear your engine let go but
look on the bright side at least you got your 100K+
miles out of your engine.
I think you spun a rod bearing but how knows until
you take it apart.
The EJ22 swap is the route to go if you ask me.
Are you thinking of swapping the turbo?
ya, i got 100k miles of rally abuse lol...

i am almost positive it is a spun bearing because of the noise.
also, it still boosts fine so i know it is still creating exhaust pressure out of the motor which leads me to beleive that the pistons, rings, and ring lands are fine. also did a compression test at 110k miles and everything was 145psi.

i have wanted to do the ej22 for a long time.

some differences are the 4 bolts from tranny to engine unlike the ej20/ej25(8 bolts)

you have to tap the tranny housing to have a lower mount for the starter. there is no hole with threads in the block to mount the starter on the lower mount. so you just tap the transmission hole and make threads, put a stud into it and use a nut on the back of the starter.

closed deck design, larger cylinder walls(less expansion when the cylinder walls get hot). those are just a couple of the great qualities of the ej22.
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Old 04-20-2009, 03:08 AM
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Originally Posted by sigma pi
I have 165K miles

i have a EJ22T laying around

I also have a 05 STi motor laying around im going to get rid of
How much for the the sti motor =D
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Old 04-20-2009, 06:20 AM
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aww :/ Well you have talked about when this happens you will get to upgrade, So now is your chance Best of luck Ryan hope all goes well and soon for you!!

As for sigma pi's block.. hmm hes coming up to the baic meet I know its 4 months to go but maybe work out a deal he brings it up hehe.
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Old 04-20-2009, 09:43 AM
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that is just too long. i could wait the three weeks and get my friends instead lol.

or i can try to find one to buy asap
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Old 04-20-2009, 10:20 AM
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good luck trying to find one
they are becoming few and far between


i found mine in CO

and i dont think anyone wants my STi motor it has 45k w/ the heads and uhh the serial numbers are gone

long story short,the guy didnt want the motor traced back to him because if it blew up he didnt want to be responceable (smart people i know)
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Old 04-20-2009, 10:21 AM
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Originally Posted by wrxisthebest
ya, i got 100k miles of rally abuse lol...

i am almost positive it is a spun bearing because of the noise.
also, it still boosts fine so i know it is still creating exhaust pressure out of the motor which leads me to beleive that the pistons, rings, and ring lands are fine. also did a compression test at 110k miles and everything was 145psi.

i have wanted to do the ej22 for a long time.

some differences are the 4 bolts from tranny to engine unlike the ej20/ej25(8 bolts)

you have to tap the tranny housing to have a lower mount for the starter. there is no hole with threads in the block to mount the starter on the lower mount. so you just tap the transmission hole and make threads, put a stud into it and use a nut on the back of the starter.

closed deck design, larger cylinder walls(less expansion when the cylinder walls get hot). those are just a couple of the great qualities of the ej22.
hmm i didnt know that about the starter thanks for the info

i only know about the head gasket thing when you put on EJ22 heads
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Old 04-20-2009, 10:38 PM
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Originally Posted by sigma pi
hmm i didnt know that about the starter thanks for the info

i only know about the head gasket thing when you put on EJ22 heads
or the fact that if you just drop in the block the motor wont run because of such low compression ratio(7.24:1 abouts) you have to either change out the pistons right away or shave the block and heads down a little bit and use a really thin head gasket(not a personal choice since idk if i could trust a thin gasket to make the proper seal).
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Old 04-21-2009, 09:05 AM
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Originally Posted by wrxisthebest
or the fact that if you just drop in the block the motor wont run because of such low compression ratio(7.24:1 abouts) you have to either change out the pistons right away or shave the block and heads down a little bit and use a really thin head gasket(not a personal choice since idk if i could trust a thin gasket to make the proper seal).
OK i need to have you on speed dial haha


so what can you tell me about wrx heads on a EJ22
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Old 04-21-2009, 02:30 PM
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Originally Posted by sigma pi
OK i need to have you on speed dial haha


so what can you tell me about wrx heads on a EJ22

lol.

To put the wrx heads onto the ej22 you will need to either swap the pistons on the EJ22(the dish on the oem piston is too deep creating the low compression ratio) or shave the head and block down a little and use a very thin head gasket. plus a tune of course!
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Old 04-22-2009, 12:11 PM
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OK i was thinking just get pistons there is a so cal guy that works at JE and he can hook it up so ill just do that then
just have the compression right off of that instead of screwing around with comtec head gaskets

what crank would you use the EJ22 or EJ20 or EJ25

and rods and bearings then its off to teh machine shop
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Old 04-22-2009, 03:49 PM
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Originally Posted by sigma pi
OK i was thinking just get pistons there is a so cal guy that works at JE and he can hook it up so ill just do that then
just have the compression right off of that instead of screwing around with comtec head gaskets

what crank would you use the EJ22 or EJ20 or EJ25

and rods and bearings then its off to teh machine shop
i would get myself an ej25 sti crank, ej25 sti rods(makes displacement a lil larger than 2.2L and use aftermarket pistons.
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Old 04-23-2009, 08:34 AM
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i think im going to go baller on the rods & piston


looking at the "12" oil pump now or ej22t oil pump haha


i want the AVCS but its too much to wire it up
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Old 04-23-2009, 11:55 AM
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http://forums.nasioc.com/forums/show...5&postcount=37
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Old 04-23-2009, 09:43 PM
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Originally Posted by sigma pi
i think im going to go baller on the rods & piston


looking at the "12" oil pump now or ej22t oil pump haha


i want the AVCS but its too much to wire it up

avcs is alot to wire up...

12" oil pump?

where?
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Old 04-23-2009, 10:10 PM
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12mm?
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