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  1. Join Date
    Feb 2008
    Posts
    14,181
    #1
    Mazda, the Zoom-Zoom brand famous for its rotary engined sports cars, has decided stop making the RX-8, the only rotary powered model in its current range.

    Factors linked to the death of the RX-8 are falling sales and stringent global emissions standards, which are only going to get tougher. Production has already stopped in early July, and global sales will end later this year.
    Mazda axes the rotary RX-8 due to low sales and emissions

    What a sad news!

  2. #2
    Biggest issue with these rotary engines was still about their reliability. As far as lighter weight goes, even a 2-stroke has less problems with gaskets and seals than a Wankel engine.

    As far as emissions go, I remember when Mazda shown a Hydrogen-powered concept car with a Wankel engine back in 2000 or 2001...

  3. Join Date
    Aug 2004
    Posts
    22,704
    #3
    The only big problem Mazda had with the rotaries was with the twin-turbo variants. Older single-turbo and non-turbo rotaries are actually decently reliable, as long as you remembered to top off the oil every now and then.

    The RX8's engine wasn't bad. The big problem Mazda has is meeting emissions requirements, which means meeting fuel economy requirements (because some genius in Europe figured that labeling CO2 a pollutant would bring down fuel consumption).

    Ang pagbalik ng comeback...

  4. Join Date
    Jun 2007
    Posts
    2,840
    #4
    yikes. sana hindi iabandon ng mazda yung rotary..

  5. Join Date
    Apr 2010
    Posts
    4
    #5
    Slow ang market ng RX-8 having to deal with poor fuel economy. 24 mpg comparing it with others that can go up to 35 mpg highway masakit sa bulsa ang fuel consumption plus expensive parts . . . . sana nga hindi iabandon ang RX8

  6. #6
    Quote Originally Posted by niky View Post
    The only big problem Mazda had with the rotaries was with the twin-turbo variants. Older single-turbo and non-turbo rotaries are actually decently reliable, as long as you remembered to top off the oil every now and then.

    The RX8's engine wasn't bad. The big problem Mazda has is meeting emissions requirements, which means meeting fuel economy requirements (because some genius in Europe figured that labeling CO2 a pollutant would bring down fuel consumption).
    As far as adding oil to the fuel, some vegetable-based oils such as those used in kart racing are a good way to deal with the COČ and also they reduce the carbon deposits around the spark plug.

Mazda AXES the RX-8!