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should i go 12 or 13b on my ae86?

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Old Oct 1, 2009 | 06:01 PM
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From: providence R.I
RI should i go 12 or 13b on my ae86?

hi fellas im planning to do a swap on my ae86 corolla i was just wondering since im new to the rotary scene if i should go 12a or 13b i want to stay n/a . im looking for just a nice fast little car. if you you guys can give me some of your opinions i would apreciate it. or if you knoe someone who's swap a rotary into a toyota and can give me some pointers that would be great.
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Old Oct 2, 2009 | 12:01 AM
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welcome to the board.

i'd say go with a 13B simply because 12A parts are only going to get harder to find whereas 13B parts are still readily available.
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Old Oct 2, 2009 | 12:11 AM
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Get a good running/low mile motor from a 2nd gen S5 (89-91), open it up, give it a nice port (bridge or aggressive streetport), some new seals, and slap on a well tuned carb.

Or, if you're feeling adventurous, a 13b-MSP (Renesis) out of the RX-8. That's a whole other can of worms though.
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Old Oct 2, 2009 | 03:11 AM
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From: cranston rhode island
from ri huh ..im from cranston ...get a 13b
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Old Oct 2, 2009 | 08:21 AM
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13b, overall more dispalacment.

but idk, i think a blacktop 20v 4age would be hott. they even come with factory ITBs
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Old Oct 2, 2009 | 12:09 PM
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13b peripheral port
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Old Oct 2, 2009 | 12:16 PM
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um is like saying; ohh im going to walmart, should i go walking? or go in the car?
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Old Oct 2, 2009 | 01:17 PM
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Between 13b and 12a?

13b.

More power, more parts readily available.

http://www.youtube.com/watch?v=lPiyrL6SwnI
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Old Oct 2, 2009 | 07:49 PM
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Originally Posted by gear_grinder
13b, overall more dispalacment.

but idk, i think a blacktop 20v 4age would be hott. they even come with factory ITBs
i agree
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Old Oct 4, 2009 | 11:31 AM
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From: providence R.I
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well it sounds like im gonna have to go with a 13b since it would be easier to find parts, thanks fellas for your help. now lets see how hard its gonna be to find a engine. thanks again
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Old Oct 4, 2009 | 09:10 PM
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take it from a first gen owner, if you can find what your looking for engine parts wise, your spending near as much for the 13b. plus i hear the 13b though, its slightly larger and more efficient being fuel injected, is lighter than the 12a block is, i've been thinking about doing a 13b swap on mine.
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