Vintage Mazda Rotary RX-2, RX-3, RX-4, REPU, etc....

Repu Conversions

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Old Mar 8, 2003 | 06:27 PM
  #1  
racerguy180's Avatar
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finally the REPU gets a forum



i would like to know how much work is involved in putting a 12A or 13B into a 78-83 mazda pickup. i might be buying one if it can be rotorized.



question 1. the donor rotary would be a 1st or 2nd N/A rx-7, what parts would i need from either car?

2. how much modifying would i have to do to the truck?





any input you guys have would be killer



thanks
Old Mar 9, 2003 | 01:25 AM
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I think that swap is similar to a REPU swap.I know the chassis is narrower than the newer ones which makes turboing out of the question without a custom built manifold.For a NA swap then I'd say its doable. Judge Ito would know if he reads this thread that is.
Old Mar 9, 2003 | 06:03 AM
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Originally Posted by Racer X' date='Mar 9 2003, 07:25 AM
I think that swap is similar to a REPU swap.I know the chassis is narrower than the newer ones which makes turboing out of the question without a custom built manifold.For a NA swap then I'd say its doable. Judge Ito would know if he reads this thread that is.
The Job is pretty straight forward. You just need some grinding tools, acetylene torch and a hammer.. Using the 12A engine is alot easier but the 13B offers more power.
Old Mar 9, 2003 | 11:46 AM
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I paid $700 for my 88' RX7 (Great running gear)... but not a single straight piece of metal on it.



I did drive it for 3 months before I did my transplant.



(The front end had been hit and clearly the frame was bent, or unibody...)



I orginally was going to use the factory ECU, but the mess of wires and brittleness of them made me opt for a Haltech, plus the tunablity was a strong factor.
Old Mar 14, 2003 | 04:26 AM
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i think itd be cooler for a repu to use carb, well, 12a's are carbed, but you guys know what i mean.

and thats a nutty lil avatar you have dac
Old Mar 15, 2003 | 12:29 PM
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Originally Posted by Node' date='Mar 14 2003, 02:26 AM
i think itd be cooler for a repu to use carb, well, 12a's are carbed, but you guys know what i mean.
i want the least amount of electronics install that i can. i'll save the electrical stuff for my FD. i was thinking about keeping the stock 12A carb on it for right now and later putting on mikuni's or a webber IDA.

i need it for a daily driver for right now while my FD is being rebuilt.



Judge Ito any more help would be invaluable



thanks
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