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  #1  
Old 08-27-2005, 02:28 PM
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12a, or 13b

with the 1st gen rx7, im wondering which would be your choice, the 12a, or the 13b, and please have reasons for this.
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Old 08-27-2005, 03:26 PM
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Re: 12a, or 13b

13B is alwaysl my choics, or a bridgeported 12A.
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Old 08-27-2005, 04:08 PM
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Re: 12a, or 13b

13b, more aftermarket
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Old 08-27-2005, 06:46 PM
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Re: 12a, or 13b

13b<13bt :d
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Old 08-28-2005, 01:50 AM
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Re: 12a, or 13b

sounds like 13b it is, i was planning on it too just wanted to see everyone's opinion.
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Old 08-28-2005, 12:10 PM
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Re: 12a, or 13b

also what aftermarket companies would you recomend that has a very qide range of parts?
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Old 08-29-2005, 01:00 AM
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Re: 12a, or 13b

i have the 13bt and i cant complain bout it one F***N bit... it kicks ass, and id suggest...all of the following..ive made a nice list of parts for the future muhself..
rx7.com
racingbeat.com
modacar.com
for diagrams and technical help... iluvmyrx7.com
atkinsrotary.com
mazdatrix.com
mazdaperformance.com


they got whatcha need
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Old 09-11-2005, 12:23 AM
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Re: 12a, or 13b

12A is the best you get more RPM's
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Old 09-11-2005, 03:11 PM
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what and the 13b doesnt?
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Old 09-11-2005, 03:47 PM
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Re: 12a, or 13b

i say 12a simply because i heard a bridgeported firstgen and it was ridiculous.... sideways up and down the road into 3rd gear lol
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Old 09-11-2005, 09:32 PM
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Re: 12a, or 13b

im not really sure about all this ported stuff, i have no idea what it actually is or anything, but i am interested just because i've heard great things, what kind of money, who does it? and what kind of ported shoiuld i get?

i plan on the car to be drifting/autocross fun car incase that matters.
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Old 09-11-2005, 09:55 PM
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Re: 12a, or 13b

I'm telling you 12A is the best
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Old 09-11-2005, 09:56 PM
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Why the hell were 13Bs made then? >_> Whats the difference between the 12A and 13b?
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Old 09-11-2005, 09:58 PM
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Re: 12a, or 13b

If you know about rotary engine you don't have toask that question
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Old 09-11-2005, 10:01 PM
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Re: 12a, or 13b

Apparently I dont know enough o.O
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