Niba hari imashini zigomba kwizihizwa ,. Mazda RX-7 ni nta gushidikanya umwe muri bo. Byari siporo ya siporo - igisekuru cya kabiri, FC, nayo yari ifite ihinduka - burigihe hamwe na moteri yinyuma, nkuko wabitekereza mumodoka ya siporo nyayo, ariko RX-7 yaje ifite impaka zidasanzwe.
Ndimo mvuga, byanze bikunze, ni uko ari imodoka imwe ya siporo ifite moteri ya rotor aho kuba silinderi - moteri ya Wankel - yarayitanze, imyaka irenga 24 yumusaruro nibisekuru bitatu, imico itagereranywa nabahanganye.
SA22C / FB
Mu 1978, mu myaka 40 ishize, nibwo Mazda RX-7 yambere yatangijwe. , kandi nubwo umubare muto wibisekuru byambere - imbaraga zirenga 100 zinguvu, ariko nanone urumuri, hejuru ya kg 1000 - ibyiza byo gukoresha compte Wankel byagaragaye.
Moteri yari inyuma yumutwe wimbere - muburyo bwa tekiniki mumwanya wo hagati, usigara utyo ibisekuruza byose - byunguka uburinganire hagati yimitambiko (50/50); kimwe no guhuzagurika, byari byoroshye kandi byoroshye gukora-nta kunyeganyega byarangaga-kandi byagize uruhare runini hagati ya rukuruzi.
RX-7, uhereye kuri iki gisekuru cya mbere, byahita bitangira kwihagararaho kubuhanga bwayo nubushobozi bwo kuzunguruka, kuzunguruka kwinshi.
Igisekuru cya mbere, SA22C / FB , yaguma mubikorwa kugeza 1985, hamwe nubwihindurize butandukanye bwerekanaga uruhande rwarwo rufite imbaraga, nka disiki yibiziga bine, kwifungisha bitandukanye, ndetse no kongera imbaraga kuva 100 kugeza 136 hp.
Icyanyuma cyatanzwe no gusimbuza moteri ya 12A (1,2 l ubushobozi, wongeyeho ubushobozi bwa rotor ebyiri), kuri 13B. , moteri, guhera ubu, niyo yonyine yo guha ibikoresho RX-7, imaze kumenya ubwihindurize hamwe nibihinduka mumyaka.
FC
Igisekuru cya kabiri, FC , imaze imyaka irindwi ikora (1985-1992), ikura mubipimo n'uburemere, ahari RX-7 hamwe na GT nyinshi. Niba imirongo yabo n'ibipimo bisa nkibimenyerewe, ni ukubera ko bahumekewe cyane na Porsche 924 na 944, nayo yanyuze kuri bahanganye.
Ndetse na gato "yoroshye", abanegura bose bahurije hamwe, buri gihe hamwe no gushimwa cyane kubikorwa byayo na moteri. Inyungu nazo zabyungukiyemo, nyuma yuko 13B yakiriye variant hamwe na turbo, ikazamura ingufu kuri 185 hp nyuma ikagera kuri 200 hp.
Nibisekuru byonyine bya RX-7 kumenya verisiyo ihinduka.
FD
Bizaba igisekuru cya gatatu, FD , ryatangijwe mu 1992 kandi ritanga imyaka 10, igitangaje muri byose, haba mubireba, moteri n'imikorere cyangwa imbaraga zidasanzwe, biracyubahwa uyumunsi - tutibagiwe, byanze bikunze, ingaruka za Playstation na Gran Turismo mubyamamare. by'icyitegererezo.
Kugirango dukomeze kwiyongera kwingufu zabahanganye, igisekuru cya gatatu Mazda RX-7 ubu ikoresha gusa verisiyo nshya ya supercharged ya 13B, yitwa 13B-REW.
Kwigira umuntu kwa 13B kwagaragaye cyane mu kuzamura imbaraga kuri "politiki ikwiye" 280 hp Byumvikanyweho mububatsi bwabayapani tubikesha gukoresha turbos zikurikirana - inganda mbere - sisitemu yatunganijwe kubufatanye na Hitachi.
Imbaraga zo kuzamuka, kubwamahirwe, ntabwo zajyanye no kwiyongera mubipimo (usibye ubugari) cyangwa uburemere. Niki cyaba icya nyuma muri RX-7 yagumanye ibipimo byayo (bisa na C-igice) kandi birimo uburemere, hagati ya 1260 na 1325. Ibisubizo, imikorere ihanitse kurwego rukomeye, nkuko bigaragazwa na bike birenze 5.0s kugirango ugere 100 km / h.
Hamwe nabahanganye muri iki gihe nka nini nini kandi ikomeye (muburayi na USA) Toyota Supra, ndetse ikanatekereza ko ishobora guhinduka Porsche 911, Mazda RX-7 FD yari imwe mumodoka yimikino yabayapani mumikino ya 90 kandi ikerekana uburyo bwo koresha inyungu zayo zose za Wankel kugirango ugere kumodoka nziza ya siporo.
Ntabwo tuzabona undi umeze nka we - RX-8 wamusimbuye yaje afite izindi ntego, tutigeze tugera ku mikorere cyangwa intego ya RX-7 - nubwo hari ibihuha byinshi bivuga ko amaherezo azagaruka (bimwe byatewe na ikirango ubwacyo), hamwe namabwiriza agenga imyuka yerekana iherezo rya Wankel nka moteri ariko ntabwo ari moteri.
Imodoka Evolution yakoze firime ngufi aho tuzashobora kubona, no kumva, ubwihindurize bwa Mazda RX-7 mugihe (nubwo byibanze kumasoko yo muri Amerika ya ruguru).