1st Generation Specific (1979-1985) 1979-1985 Discussion including performance modifications and technical support sections

Mpg From Pp

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Old Jun 8, 2003 | 11:03 PM
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Mpg From Pp

I dont want anyone to get on here and say you cant run a pp on the street ect... I want to know what kind of mileage anyone has GOTTEN from them on the street... I have heard of a few people that have ran them on the street.. so dont tell me they dont exist...
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Old Jun 8, 2003 | 11:06 PM
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Ask an Rx8 owner

They have a Peripheral Port 13b, the "Renesis"..

Engine of the year too

same hp as a dual-turbo '96, but without the turbos... probably sucks a little more gas tho!

Jon
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Old Jun 8, 2003 | 11:20 PM
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Actually, the RX-8 is a RE-MSP

Rotary Engine Multiple Side Port. Initial estimates give it about 20 mpg city/ 28 mpg highway.

As for the peri-port, if you can afford to do up your motor like that, gas shouldn't be an issue. If you have to ask, you don't have enough cash.
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Old Jun 8, 2003 | 11:20 PM
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From: Raleigh,MS
Originally posted by vipernicus42
Ask an Rx8 owner

They have a Peripheral Port 13b, the "Renesis"..

Engine of the year too

same hp as a dual-turbo '96, but without the turbos... probably sucks a little more gas tho!

Jon

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Old Jun 8, 2003 | 11:49 PM
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Yeah, the whole point of the Renesis is all about the side ports, baby!
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Old Jun 9, 2003 | 01:06 AM
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they made '96 3rd gens? I don't know anything about them, but I thought they stopped at '95... I'm probably on craack though
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Old Jun 9, 2003 | 01:15 AM
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They made them till 2002. Just not into the states.
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Old Jun 9, 2003 | 01:21 AM
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Originally posted by Directfreak
They made them till 2002. Just not into the states.


Awesome... man, there's too much to learn about these cars....

I knew there wasn't a high enough demand for them in North America, so they stopped selling them here, but I didn't know they kept producing them elsewhere...
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Old Jun 9, 2003 | 01:43 AM
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Yep, last year around August was when the last FD rolled off the assembly line.
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Old Jun 9, 2003 | 05:54 AM
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Around here,the most guys got about 8-10 mpg.If driven below 5krpm,then its at most 11mpg,with a 48IDA
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Old Jun 9, 2003 | 11:16 AM
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Sure you can drive a pp on the street, but that is different then being streetable...... Like Karism said, your going to be looking at aroun 10 mpg, ouch !!! Combine that with the exhaust sound level and you'll see why its not practical for the street.
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Old Jun 9, 2003 | 12:27 PM
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SWEET!!!.... 10 MPG??? Hell thats not all that bad... I drive a 89 suburban right now it gets 10.2 mpg... if I am going to get 10 mpg I better enjoy it... now I got to try to get ahold of my friend with the housings thanks...
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Old Jun 10, 2003 | 02:40 AM
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My REPU got 10MPG freeway mileage recently (heavy foot). I say go for it!
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Old Jun 10, 2003 | 03:45 AM
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Quite a few friends drive PP`s here..they dont work far from their houses though....mostley less than 25 miles!

wish i had one...!
Karis
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Old Jun 10, 2003 | 06:44 AM
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For a PP to make power, it has to be full open exhaust, (preferably megaphone)
It has to be REALLY Loud (deafening really)
If you put mufflers on it, then you might as well have gone Street-port
It has to have a Custom aftermarket Intake ($$$$)
It has to have a Big Aftermarket carb. ($$$$)
It has to have custom housings made ($$$$)
It should have carbon seals, so you don't destroy the housings ($$$$)
It should have clearanced rotors and side plates, and
It has to idle at about 2000 RPM or more.

Obviously, this thing would not be streetable.
It's not the horrible milage,
It's not the exhaust fumes making you dizzy
It's not the total lack of power under 4000 RPM
It's the freaking Noise.

The noise is unbearable for short periods of time,
and under acelleration, it is horrible (but beautiful at a track).

Go Listen to a PP at wide open throttle first, get real world calculations on the cost of obtaining it, and then
consider it.

I consider a big bridge-port impractical for the street as it is, but you can get away with it.

A PP? Forget about it.
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Old Jun 10, 2003 | 11:45 AM
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I agree completely, DF. Check out the vids on Mazdatrix from sevenstock. IIRC they have clip of PP car, and its extremely loud.

It's not the total lack of power under 4000 RPM
PP's actually are very volumetrically efficent almost to idle. So you're correct on that one for sure. They make more power that low than stock or streetports, given that they have a fully open exhaust. They just disproportionally make tons more up high, so it gives the impression of now low end. Who has the graph that shows the difference in VE, I've seen it on here before?
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Old Jun 10, 2003 | 12:10 PM
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yeap biggest downfall is the noise level...agreed totally.
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Old Jun 10, 2003 | 01:01 PM
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Blake's 7 has a PP in it and has over 100 torque at low RPM and he can tow with it. I think it's a smallish PP.

Heh, Blake's 7 was a british scifi series in the '70s/'80s.
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