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Opinions needed for engine combination

Posted: Sat Feb 27, 2016 9:31 pm
by philipcd3
I have a 94 wagon that I will be swapping to manual. I have both the ej22 from the car originally, as well as the ej25 from a 2000 forester. My question is would you choose 2.5, 2.2, or Frankenmotor, and why? I think I have most of the bits needed to make everything work either way, I'm just trying to factor in more experienced opinions.

Re: Opinions needed for engine combination

Posted: Sun Feb 28, 2016 3:15 pm
by cj91legss
With what you have I think your only 2 options would be the stock motor or the 2.5 shortblock and the 2.2 heads.

Re: Opinions needed for engine combination

Posted: Sun Feb 28, 2016 6:45 pm
by philipcd3
Why should I not use the 2.5 heads? From what I have read, it would work just as well.

Re: Opinions needed for engine combination

Posted: Sun Feb 28, 2016 6:48 pm
by cj91legss
I can't say for those heads because of the model year. It could be quite possible but I thought the 99-00 stuff was different for electronics.

I could be completely wrong.

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Re: Opinions needed for engine combination

Posted: Sun Feb 28, 2016 8:21 pm
by philipcd3
Hmm, thanks, I will look harder into it. I do have one source that swapped a 99 into 90, not sure if that will work for me though.

Re: Opinions needed for engine combination

Posted: Mon Feb 29, 2016 3:10 am
by mike-tracy
The absolute easiest thing is as CJ mentioned, ej25 block with your current heads, intake and etc. You can literally swap anything into anything with these cars, but the wiring side isn't exactly plug and play, matter of fact it's the hardest part of the swap by far. Just ask CJ ;) With the 2.5 bottom end, you gain torque and horse power with no incompatibilities. Might have to run midgrade fuel, but that's about it.

Re: Opinions needed for engine combination

Posted: Mon Feb 29, 2016 3:24 am
by cj91legss
I would recommend premium at the very least.

Wiring sucks in almost any case as well.

Re: Opinions needed for engine combination

Posted: Tue Mar 01, 2016 1:11 am
by philipcd3
I do hate dealing with wires, fixing the 5mt will be enough of a headache. Luckily I do have time, no rush.
One issue with the 2.2 heads is they are pitted. Is that something I can fix myself, maybe using jb weld? Or must they go to the machine shop. I am not aware of how much it will be to level the heads.

Re: Opinions needed for engine combination

Posted: Tue Mar 01, 2016 1:29 am
by cj91legss
A decent machining will be about 40 bucks a head. I recommend machining heads any time they come off.

Re: Opinions needed for engine combination

Posted: Tue Mar 01, 2016 7:07 pm
by Legacy777
Yes, have machine shop resurface the heads. This is coming from personal experience.

Re: Opinions needed for engine combination

Posted: Wed Mar 02, 2016 5:45 pm
by philipcd3
Thanks, that's good to know. For some reason I have always thought that it would be around $200. Also just to confirm, 2.2 heads on the 2.5 block will take the 2.5 head gaskets?

Re: Opinions needed for engine combination

Posted: Wed Mar 02, 2016 6:32 pm
by cj91legss
Yes. Always match the gasketsto the block.

Re: Opinions needed for engine combination

Posted: Thu Mar 03, 2016 12:00 am
by philipcd3
Sweet, thanks. I think that will be the plan then.
I just got the pedals in. A pain, but I didn't have as hard of a time as others.

Re: Opinions needed for engine combination

Posted: Thu Mar 03, 2016 12:18 am
by cj91legss
Yeah pedals can be tricky.