Idan akwai inji da ya kamata a yi bikin, da Mazda RX-7 ko shakka babu daya ne daga cikinsu. Coupé ne na wasanni - ƙarni na biyu, FC, kuma yana da mai canzawa - koyaushe tare da tuƙi na baya, kamar yadda kuke tsammani daga motar wasanni ta gaskiya, amma RX-7 ta zo da muhawara ta musamman.
Ina nufin, ba shakka, ga gaskiyar cewa shi ne Motar wasanni guda daya sanye da injin rotor maimakon cylinders - injin Wankel - wanda ya ba shi, sama da shekaru 24 na samarwa da tsararraki uku, halayen da abokan hamayyarsa ba za su iya jurewa ba.
SA22C/FB
A cikin 1978, shekaru 40 da suka gabata, an ƙaddamar da Mazda RX-7 na farko. , kuma duk da ƙananan lambobi na ƙarni na farko - kawai fiye da 100 horsepower, amma kuma haske, kawai fiye da 1000 kg - abũbuwan amfãni na yin amfani da m Wankel ya bayyana.
Injin ya kasance a bayan gatari na gaba - a fasaha ta tsakiya a matsayi na gaba, ya rage ta wannan hanyar don duk tsararraki - yana amfana da ma'auni mai yawa tsakanin axles (50/50); haka kuma kasancewarsa m, yana da haske da santsi don aiki-babu girgizar da ke nuna shi-kuma yana ba da gudummawa ga ƙaramin tsakiyar nauyi.
RX-7, daga wannan ƙarni na farko, zai fara ficewa da sauri don ƙwarewarsa mai ƙarfi da ikon juyawa, jujjuyawa mai yawa.
Zamanin farko, SA22C/FB , zai ci gaba da kasancewa a samarwa har zuwa 1985, tare da juyin halitta da yawa waɗanda suka ƙarfafa gefensa mai ƙarfi, irin su fayafai masu taya huɗu, bambancin kulle kai, har ma da karuwa a cikin iko daga 100 zuwa 136 hp.
Ƙarshen ladabi na maye gurbin motar 12A (ikon 1.2 l, ƙara ƙarfin rotors biyu), don 13B , injin da, daga yanzu, zai kasance shi kaɗai zai iya samar da RX-7, kasancewar ya san sauye-sauye da bambance-bambance a cikin shekaru.
FC
Karni na biyu, FC , Ya kasance a cikin samarwa har tsawon shekaru bakwai (1985-1992), yana girma a cikin girma da nauyi, watakila RX-7 tare da ƙarin ruhun GT. Idan layukan su da ma'auni sun zama sananne, saboda sun sami wahayi sosai ta hanyar Porsche 924 da 944, wanda kuma ya wuce ta abokan hamayyarsu.
Ko da ɗan ƙaramin “laushi”, masu sukar sun kasance gaba ɗaya, koyaushe tare da babban yabo ga ƙarfinsa da injinsa. Hakanan fa'idodin sun amfana, bayan 13B ya sami bambance-bambancen tare da turbo, yana haɓaka ƙarfin zuwa 185 hp kuma daga baya zuwa 200 hp.
Hakanan shine kawai tsarar RX-7 don sanin sigar mai iya canzawa.
FD
Zai zama ƙarni na uku. FD An ƙaddamar da shi a cikin 1992 kuma ya samar da shi tsawon shekaru 10, mafi ban mamaki duka, ko don kamannin sa, injina da aikin sa ko don haɓakarsa na musamman, har yanzu ana girmama shi a yau - ba tare da mantawa ba, ba shakka, tasirin Playstation da Gran Turismo a cikin sananne na samfurin.
Domin ci gaba da haɓaka ƙarfin abokan hamayyarsa, ƙarni na uku Mazda RX-7 yanzu yana amfani da sabon juzu'in 13B mai girma, wanda ake kira. 13B-REW.
Ƙarshen jiki na 13B ya fito fili don haɓaka iko zuwa "daidaitaccen siyasa" 280 hp An amince da shi a tsakanin magina na Japan godiya ga yin amfani da turbos na jeri - masana'antu na farko - tsarin da aka haɓaka tare da haɗin gwiwar Hitachi.
Hawan wutar lantarki, an yi sa'a, baya tare da haɓakar girma (sai faɗa) ko nauyi. Abin da zai zama na ƙarshe na RX-7 ya kiyaye ƙaƙƙarfan girmansa (mai kama da C-segment) kuma ya ƙunshi nauyi, jere tsakanin 1260 da 1325 kg. Sakamako, babban aiki zuwa matakin da ya fi tsanani, kamar yadda aka tabbatar da ɗan fiye da 5.0s don isa 100 km/h.
Tare da abokan hamayyar zamani kamar babba kuma mafi ƙarfi (a Turai da Amurka) Toyota Supra, har ma da la'akari da madadin Porsche 911, Mazda RX-7 FD yana ɗaya daga cikin manyan motocin wasanni na Japan a cikin 90s kuma yana nuna yadda ake yin su. Yi amfani da shi cikakken damar zaɓin Wankel don cimma babbar motar wasanni.
Da kyar za mu ga wani kamarsa - RX-8 wanda ya gaje shi ya zo da wasu manufofin, ba tare da samun nasarar aiwatarwa ko mayar da hankali ga RX-7 ba - duk da jita-jita da yawa game da wani ƙarshe da ake marmarin dawowa (wasu sun haɓaka ta alama kanta), tare da ƙa'idodin fitar da hayaki da ke nuna ƙarshen Wankel a matsayin mai haɓakawa amma ba janareta ba.
Juyin Juyin Halitta Cars ya samar da ɗan gajeren fim inda za mu iya gani, mu ji, juyin halittar Mazda RX-7 akan lokaci (ko da yake an fi mayar da hankali kan kasuwar Arewacin Amurka).