New rx7

Author
Discussion

jpf

Original Poster:

1,313 posts

282 months

Monday 17th February 2014
quotequote all
Please build it

I still miss my 1995 rx7

Ali_T

3,379 posts

263 months

Friday 21st February 2014
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I agree. I miss my RX8s. Rotary engines are a bit marmite but I stand firmly on the "love them to bits" side of the divide.

rotarymazda

538 posts

171 months

Wednesday 26th February 2014
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[quote=jpf]Please build it[quote]

I'd be very surprised if the emissions are ever going to be good enough to see another rotary in a mass production car.

My street-ported RX8 engine sits in my MX5 and gets ~235bhp from 1.3L (no forced induction). The proposed 16x should be able to get to 300bhp naturally aspirated, 500bhp with a turbo.

But who puts up with 20-25mpg and enough CO2 to kill a squirrel at 50 paces other than a few enthusiasts?




boggle

29 posts

128 months

Wednesday 26th February 2014
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Looks like rotarys have been shelved by mazda for now, still i love my 8 and my 7 and one day i'll take the plunge and slap a renesis in my MX5. smile

otolith

58,566 posts

210 months

Wednesday 26th February 2014
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Ali_T said:
I agree. I miss my RX8s. Rotary engines are a bit marmite but I stand firmly on the "love them to bits" side of the divide.
Me too.

There are rumours of plans for a new RX-7 based on the next generation MX-5 platform.

http://www.autocar.co.uk/car-news/new-cars/mazda-r...

I won't hold my breath. Even if it happens, I won't be surprised if it doesn't come to CO2 obsessed Europe at all.

The Flying Ox

400 posts

179 months

Thursday 27th February 2014
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rotarymazda]pf]Please build it[quote said:
I'd be very surprised if the emissions are ever going to be good enough to see another rotary in a mass production car.
I'm sure I read somewhere that for given certain rpm & load, rotaries are more efficient than piston engines. The idea being, a constant-speed rotary engine charging batteries for an electric RX7.

Not quite true to the DNA of the RXs, but could be interesting.

TREMAiNE

3,992 posts

155 months

Tuesday 4th March 2014
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Like all of you, I too love my wankel powered animals.

I think the rotary will be back one day, but produced in small numbers at a higher cost as opposed the the bargain RX-8 marketed to everyone with a license.

otolith

58,566 posts

210 months

Tuesday 4th March 2014
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TREMAiNE said:
I think the rotary will be back one day, but produced in small numbers at a higher cost as opposed the the bargain RX-8 marketed to everyone with a license.
That's the only model I can see making the numbers work.

If I had my way, the next RX-7 would be something along the lines of the Alfa 4C in construction and weight (i.e. a strict two seater, under 1000kg, lots of composites) styled like the Mazda Furai concept and packaged so tightly that nothing but a rotary will fit in it.

TREMAiNE

3,992 posts

155 months

Tuesday 4th March 2014
quotequote all
otolith said:
TREMAiNE said:
I think the rotary will be back one day, but produced in small numbers at a higher cost as opposed the the bargain RX-8 marketed to everyone with a license.
That's the only model I can see making the numbers work.

If I had my way, the next RX-7 would be something along the lines of the Alfa 4C in construction and weight (i.e. a strict two seater, under 1000kg, lots of composites) styled like the Mazda Furai concept and packaged so tightly that nothing but a rotary will fit in it.
Agreed. Use that tiny little engine to its advantage! I'd like to see it be sub 1000KG, made from CF and powered by a 13b and a low pressure turbo to make up for the lack of low down torque.

I'd love to see a rotary powered Atom too! Twin Turbo's and all! biggrin