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Sorry to be the one to bring this up for probably close to the gazillionth time.

But before you mention it, yes I know there's a search function and yes, Google is my friend, etc, etc.

But anyway, I've been searching through forums and the like for a week or so and a lot of threads regarding this swap are from quite a while back. '07ish.

Also the reason it's in the WA section is due to possible price differences as compared to other states due to Perth being in the middle of Whoop Whoop.

(so delete, close or move if absolutely necessary, but If my there's a recent thread or something I've not found please let me know)

I was just wondering, due to the fact that none of the sites really tell you, how much your looking to pay for a RB25DET half-cut these days in WA? (I'm assuming there'd be some form of price depreciation)

Whereabouts in Perth is capable/trustworthy of getting these in in good nick, low km's and at a decent price?

And any other associated costs? (installation, possible tuning, wiring, etc.)

(probably worth noting, is my pathetic mechanical knowledge, I reckon without help I'd be in struggletown getting the engine out by myself)

A ballpark figure for each of these (based on recent experience, inside knowledge, etc.) would be greatly appreciated.

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https://www.sau.com.au/forums/topic/370801-rb25-into-an-r32/
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my cousins son was looking at getting a half cut S14 SR20DET at jap performance place in ossie park to install in his NA auto S13, they quoted $3000 for the half cut and $2500 to install, i know that its not a 25DET but gives you an idea of what your up for, remember japan is not pumping out any new 25s anymore and demand is quite high

Is there like an FAQ thread about this conversion (not a tutorial, I've read about a million of 'em) someone could point me in the direction of?

I'm trying to find out what parts are interchangeable from the 20 to the 25. (manifolds, cams, etc.)

To see whether I'll need the half-cut or if just an engine, g/box and loom will cut it.

Cheers.

Edit: Also is there any significant difference in power or ease of installation between the S1 and S2 RB25's?

Edited by are bee's

Mechanically, there is no difference between a series 1 and 2 R33 era RB25.

Things like ECU, coilpacks, TPS are different (and thus the harness).

RB20 & RB25 exhaust manifolds are the same.

RB20 and RB25s1 coils and igniter are the same (s2 went to igniters on the coils), RB20 and RB25s1 AFM is also the same.

Use the P/S and A/C that are already in the car, should all bolt up to the block fine.

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