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My first rotary!

Posted: Fri Feb 26, 2016 6:00 am
by AWDmaster
I picked this gem up the other day from a tow yard... 97k miles on him!

He's a 1984 Mazda RX-7 GLS from California in the USA!

I'm on a big learning curve here as I come from the Nissan Z and Subaru communities. This is my first rotary and I love it!

If anyone can point me in the direction of good info on this thing it would be much appreciated!

Re: My first rotary!

Posted: Fri Feb 26, 2016 2:17 pm
by bame30
That's a nice save dude ... where bouts ya from ?

Re: My first rotary!

Posted: Fri Feb 26, 2016 5:28 pm
by AWDmaster
Sacramento California!

Re: My first rotary!

Posted: Fri Feb 26, 2016 5:34 pm
by codge
Hi there, any information we can give, we will be happy to assist.
Welcome.

Sacramento eh, I've fond memories of chasing stuff from UK....lost in Sacramento post office!

Re: My first rotary!

Posted: Thu Mar 03, 2016 3:32 am
by AWDmaster
Ugh... the post office... I'm going to be dealing with them soon with this car. No FBs in any local junk yards and no local classifieds.

Anyone know where I can score a radio surround/trim piece?

Also, what is a good carb setup? From what I've read the Racing Beat carb and manifold are really the only way to go?

Re: My first rotary!

Posted: Wed Apr 13, 2016 4:20 am
by Kirkosaki
Hey there, nice ride :)

Make sure you check the Oil Meter Pump is working properly. I bought a 1984 GS model and the OMP was stuck wide opened. Fouled the plugs a lot. Took me awhile to notice the problem. Luckily it was Wide opened and not the opposite.. anyways! I highly recommend that.
My float bowls also had sticking needle valves, causing the engine to lean out and then die. Not good for the engine :/ Exhaust would get super blood red hot before running out of gas. Poor car.
It's all good now :)

Also check that your fuel tank is clean.. Dirty fuel is a big no no for rotaries. These tanks have a drain plug. I suggest using it and checking the fuel for rust, etc. Chances are it's getting a little nasty in there. But maybe not.. but my gas tank disgusting. If you can find a side draft weber or dual 36DCD's you'd really open up the 12A. I managed to find a set that were in ok condition (throttle shafts were worn). But man, They sound amazing and really open that motor up. They boast 154hp at the fly with a good exhaust set up, But 2 barrel weber will give around the same power, just not as much low end due to the single barrels.

The stock Nikki is a good carb that can be modded and stripped down to it's barebones, If you want to remove the rats nest and have no emissions. The biggest mod for performance, I think, is a racing beat exhaust manifold and a free flowing exhaust. It can be pricy tho.

OK I'm finished ranting..