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-   -   Upgrades? (https://www.rx7club.com/new-member-rx-7-technical-256/upgrades-1116274/)

Emerald 07-05-17 11:53 AM

Upgrades?
 
What are the most popular upgrades (modifications) for the 2 gen. Rx7?

Sgtblue 07-05-17 03:54 PM

Guessing intake and exhaust...maybe with headers. After that, wheels. After that, rolling fenders. After that, stereo. After that, stickers. After that, different wheels that fit. After that, a new set of tires that aren't grooved from rubbing fenders. After that aftermarket suspension.

Now if you ask me...Once I was satisfied the car was mechanically solid I'd go with brakes, then suspension, performance tires, THEN power mods.

Evil Aviator 07-05-17 06:15 PM


Originally Posted by Emerald (Post 12197311)
What are the most popular upgrades (modifications) for the 2 gen. Rx7?

Turbo or non-turbo car?

Emerald 07-10-17 08:13 PM

non-turbo.

Emerald 07-10-17 08:19 PM

Thanks. This one is stock. so I was interested in what common mods are made. Looks like the whoa and the GO!! makes sense to me. That's how I like my horses too. Not just the ones under the hood. ;)

Evil Aviator 07-11-17 12:09 AM


Originally Posted by Emerald (Post 12198935)
non-turbo.

The car is pretty well optimized in stock form, so you need to spend a lot of time and money in order to get a lot more performance. Therefore, I would recommend just sticking with the basics.

Here are the popular upgrades, but don't bother replacing anything until the old part starts wearing out.
- Exhaust (Racing Beat is most popular)
- All-aluminum radiator (Koyo is most popular)
- Shocks and struts (KYB AGX or Tokico Blues are most popular)
- Springs (Racing Beat is most popular)
- Brake pads (Hawk and EBC are most popular)
- Aftermarket stereo (see the 2Gen FAQ on how to make the power antenna work)

The rotary engine blasts massive heat and pressure out of the exhaust, so do not use any exhaust components unless they are rated specifically for the RX-7 or rotary engine.

Your car is excellent for SCCA Autocross events, so I recommend giving them a try. Besides having fun, this will improve your driving skill and the other racers can help recommend mods for your car.

Sgtblue 07-12-17 01:24 PM

^ I agree with not replacing anything if it's not worn out with the possible exception of the OEM radiator. If the FC's has plastic end-tanks like the later models then IMO it's not a bad idea to replace it with a quality all-metal version. Bonus is that they're usually larger capacity.

littlebit421 07-13-17 06:53 AM


Originally Posted by Sgtblue (Post 12199507)
^ I agree with not replacing anything if it's not worn out with the possible exception of the OEM radiator. If the FC's has plastic end-tanks like the later models then IMO it's not a bad idea to replace it with a quality all-metal version. Bonus is that they're usually larger capacity.

I agree with the radiator, but to contradict my self I have never had a problem with any of the factory radiators in any of my 7's (knock on wood) I have told myself if I ever do have a problem I would upgrade to a all metal.

P.S. SGT. I like your signature, "you cant fix stupid" I work in the automotive business and I say that daily.

Sgtblue 07-13-17 07:47 AM

The stock FD radiator is actually pretty good IMO, for a stock car. But heat cycles and age can take their toll. The only problem with waiting until you have a problem is that often the plastic tanks on the radiator fail catastrophically...not just a slow leak. That can lead to overheating which can cause a rebuild.

littlebit421 07-13-17 08:02 AM


Originally Posted by Sgtblue (Post 12199777)
The stock FD radiator is actually pretty good IMO, for a stock car. But heat cycles and age can take their toll. The only problem with waiting until you have a problem is that often the plastic tanks on the radiator fail catastrophically...not just a slow leak. That can lead to overheating which can cause a rebuild.

Very true sir. usually with my luck its always catastrophic anyway.:nod: Per the list earlier in the thread, there is a radiator on my list also, along with exhaust (for the third time) and LSD swap. I have already removed air pump, 5th and 6th port sleeves completely, EGR valve and ACV. When I purchased the car it had an open filter intake and I actually put the factory air box back on.

Emerald 07-15-17 07:01 PM

Great information, much appreciated.


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