2nd Generation Specific (1986-1992) 1986-1992 Discussion including performance modifications and technical support sections.

Supercharger's for the rx7

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Old Jun 18, 2008 | 05:28 PM
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Supercharger's for the rx7

how well do they work not turbos but superchargers like this one http://www.geocities.com/boatseason/rx7.html and if anyone els knows of any others or supercharging and rx7 just a wast of time and money ive never seen one in real life and only see a couple on the internet
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Old Jun 18, 2008 | 05:56 PM
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no offence to supercharged guys but just go turbo its your best bet trust me. its easyer and more powerful.
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Old Jun 18, 2008 | 06:01 PM
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Camden gots one and a guy here had he liked the power but just kept giving him prob. Search for camden superchargers. I was thinking bout it but if I go that route i'de prob go turbo.
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Old Jun 18, 2008 | 10:13 PM
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Atkins Sells them for 3 K Plus..Search Trainwreck517(I think that is who had one at one time).the Darn thing was Wild in My book..but,What do I know!,I'm just stuck in N/A land!
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Old Jun 18, 2008 | 10:45 PM
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There's a couple people running them. One is running a Paxton on his 'Vert and he loves it. I am contemplating supercharging a 1976 4port 13B.
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Old Jun 18, 2008 | 11:51 PM
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I love mine, I actually have 3 s/cs different set ups if they are done right they are very nice. i can see 30mpg (no not all the time) and I have around 300 streetable hp, the thing I like the best is when i hit the pedal I have the power I don't have to wait for it. all my torque is down low in the power band. No I am not going to get into an argument with turbo guys over who makes more power if it is pure hp you want then go turbo. I have s/c, turbo, and NA cars I prefer to drive the s/c cars.

Now all of my s/c are roots type Camden units I have no experience with paxton units. Bottom line is they are not right for everyone and there aren't alot people that work on them or have them, there is only one company that makes a kit that I know of so there you have it. It is much easier to use the s/c on an older carb setup rather than a FI engine. nuff said
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Old Jun 19, 2008 | 09:03 AM
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Spend less money and put a GT30R on it. The Camden kits get VERY expensive once you start adding all the necessary "extras".
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Old Jun 30, 2008 | 05:54 PM
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I was looking into some sort of forced induction for my built na 6port aswell. Would the camden 7" kit be worth it? What kind of power could one expect? How "streetable" would it be?
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Old Jun 30, 2008 | 06:41 PM
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i dunno about this downlow power stuff, but my to4e made more power EVERYWHERE then my friends camden kit with fuel injection and a haltech, and my other friends 35r made more power EVERYWHERE than i did! and the supercharger set up has more money into it than i do!

the supercharger only made 180 wheel with a hp curve that was literally a straight line (you could put a ruler to it). my car made 360 in the same dyno. an n/a 2 rotor (which was still less money) put down 206 on the same dyno.

I fail to see the benefit on a high revving engine.
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Old Jun 30, 2008 | 09:32 PM
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^ Just to clarify,

The Supercharger is a Camden, the smallest available, on a S4 TII Block. Its run with Fuel Injection using somebody's kit, Haltech.

The t04e is on a JDM S5 TII, haltech

The t04e is in a brown car though...so its not as cool.
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Old Jun 30, 2008 | 09:35 PM
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Spending money on a supercharger is not benificial if you are straped for cash when compared to a turbo.

A turbo is way more efficient on a small displacement engine to produce power then a supercharger. (if im right....)
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Old Jul 1, 2008 | 12:44 AM
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what about the supercharger whine...nobody mentioned that!!! hahaha

I heard rotarys dont like constant boost...idk if thats true or a rumor???
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Old Jul 1, 2008 | 09:41 PM
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Originally Posted by AreExSevenProject
what about the supercharger whine...nobody mentioned that!!! hahaha

I heard rotarys dont like constant boost...idk if thats true or a rumor???
that doesnt make any sense. what do you mean constant boost? turbos and superchargers both create 'constant' boost.
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Old Jul 1, 2008 | 09:42 PM
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Originally Posted by farberio
^ Just to clarify,

The Supercharger is a Camden, the smallest available, on a S4 TII Block. Its run with Fuel Injection using somebody's kit, Haltech.
isnt it like the only one thats available? by the way the supercharger recently blew up and died.

Originally Posted by farberio
The t04e is on a JDM S5 TII, haltech

The t04e is in a brown car though...so its not as cool.
SOUNDS AWESOME!
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Old Jul 1, 2008 | 10:10 PM
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Any one tried a super turbo?
or is that a bomb on wheels lol
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Old Jul 1, 2008 | 10:20 PM
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Originally Posted by NOPR
isnt it like the only one thats available?
No, there is a 5" 7" 9" and 12" . 5" is what this is/was running. I believe he wants to go 9" though.

Originally Posted by NOPR
by the way the supercharger recently blew up and died.
Must have been the naws.
-naws was done after the 180hp dyno, he re-dynod at around 220 with an equally flat line.
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Old Jul 1, 2008 | 10:22 PM
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Originally Posted by NOPR
SOUNDS POOP-TASTIC!
fixed
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Old Jul 2, 2008 | 02:21 PM
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turbos have to spool thus not creating the same boost constantly
superchargers are belt driven and have instant (non-spooling) boost
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Old Jul 3, 2008 | 10:11 AM
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Superchargers provide great torque and response, excellent cruise (I can cruise my s/c bridgeport at under 2500 rpm, try that with a turbo bp) something even a BB turbo cannot do. However, the hp record for a 13b camden setup has been 211 hp. A 13b turbo done right can be streetable and see 350+ rwhp. Hard to beat the feel of the "rush of power" from a turbo. So I say, daily driver supercharger gets the nod, if you wanna win races than it's gotta be a premium turbo.
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Old Jul 3, 2008 | 10:19 AM
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I don't think these engines make enough torque to make a supercharger worthwhile. I'd be willing to bet a significant amount of power goes into just driving the SC itself. A 6 port engine with the stock TII turbo will be plenty responsive at low RPMs, SCs are for V8s.
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Old Jul 3, 2008 | 10:23 AM
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Originally Posted by 84stock
Superchargers provide great torque and response, excellent cruise (I can cruise my s/c bridgeport at under 2500 rpm, try that with a turbo bp) something even a BB turbo cannot do. However, the hp record for a 13b camden setup has been 211 hp. A 13b turbo done right can be streetable and see 350+ rwhp. Hard to beat the feel of the "rush of power" from a turbo. So I say, daily driver supercharger gets the nod, if you wanna win races than it's gotta be a premium turbo.
I drive my turbo bridgeport often around 1800-2000 RPM in the city. Planting the pedal at 2000 RPM results in 10 PSI before 3000 RPM.
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Old Jul 3, 2008 | 10:29 AM
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Originally Posted by Aaron Cake
I drive my turbo bridgeport often around 1800-2000 RPM in the city. Planting the pedal at 2000 RPM results in 10 PSI before 3000 RPM.
You're tuned on a standalone vs mine being carb'd. For an old school set up the camden works great. Simple, carb + locked dizzy and good to go. To start all over, I would do a standalone and gradually upgrade the turbo though!
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Old Jul 3, 2008 | 10:30 AM
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I am not saying the camden works better, it just works well and delivers as promised. A standalone, efi, good tune and the right turbo will be quicker and the right turbo will spool up quick enough to give a good torque curve as well.
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Old Jul 7, 2008 | 01:32 PM
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Originally Posted by Aaron Cake
I drive my turbo bridgeport often around 1800-2000 RPM in the city. Planting the pedal at 2000 RPM results in 10 PSI before 3000 RPM.
LOL, planting the pedal at 2000 rpm with give 10 psi at 2000 rpm with the camden, instant torque. The turbo will continue to "build" boost however while the camden will "stay" at 10 psi and the turbo car will pull away in the long run.
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Old Jul 8, 2008 | 07:59 PM
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Originally Posted by 84stock
You're tuned on a standalone vs mine being carb'd. For an old school set up the camden works great. Simple, carb + locked dizzy and good to go. To start all over, I would do a standalone and gradually upgrade the turbo though!
Ha, true enough! I keep forgetting about you old guys and your carbs.

The worst part is that what makes a bridgeport run smooth down low is timing. Something that can't be done with a locked dizzy and forced induction. Really the only choice is EFI or at the very least, a standalone ignition controller.
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