Gwajin gwajin MGF da Toyota MR2: tare da injin a tsakiya

Вызванный успехом Mazda MX-5, MG и Toyota познакомиться с новыми родстерами

Tare da ingin da ke tsakiyar wuri da ɗaki na biyu, MGF da Toyota MR2 su ne ingantattun abokai idan muna son maraba da bazara tare da hawan ruhi. Amma wanene ya fi kyau a cikin sasanninta?

Motorsport ta taka muhimmiyar rawa a tarihin MG da Toyota. Tun daga 1923, Morris Garages yana da alaƙa da alaƙa da motocin motsa jiki da masu hanya. A Toyota, wannan haɗin ya fara a farkon 80s tare da nasarar wasannin motsa jiki sannan kuma ya ci gaba a cikin Formula 1. Misali na wannan burin na wasa yana da arha sosai akan kasuwar sakandare ta MGF da Toyota MR2 roadsters waɗanda ake sayarwa a yau. a cikin shekarunsa na farko a matsayin ɗan takarar karatun gargajiya.

An fara shi a cikin 1989 tare da Mazda MX-5, haɓakar hanyar mota ta kama ƙungiyar Rover gaba ɗaya ba tare da shiri ba - bayan dakatar da babban MGB mai nasara, alamar MG ta zama alama akan nau'ikan wasanni na Rukunin Austin Rover. Duk da haka, Birtaniya ba su rasa damar su ba kuma sun kaddamar da wani sabon ci gaba. A matsayin mafita na wucin gadi, MG RV1992 ya buga kasuwa a cikin '8. Yana da alaƙa kusa da MGB kuma ana sarrafa shi ta V8 mai nauyin lita huɗu. Har zuwa 1995, kwafi 2000 ne kawai aka samar. Nisa daga isa, muryoyin neman sabon direban hanya suna ƙara ƙara.

Hydragas da injin tsakiya

Kuma an ji waɗannan muryoyin - a cikin 1995, ƙungiyar Rover ta gabatar da MGF - sabon ci gaba na farko tun 1962. An mayar da hankali kan haɓakawa a kan hanya - farkon tsakiyar aikin samarwa MG yana da daidaitaccen rarraba nauyi godiya ga ƙarshen gaba. injin silinda axial huɗu tare da abubuwan da ake buƙata don sarrafa wasanni. Ƙara zuwa wannan shine dakatarwar Hydragas, wanda ya maye gurbin Austin Allegro maɓuɓɓugan ruwa da dampers tun 1973. Shock absorbers cike da nitrogen da ruwa taimaka mota tsaya da kyau a kan hanya.

Tare da ƙirar tsakiyar injinsa na farko, MR2 (sunan masana'anta W1), Toyota ya sami nasarar kasuwa tun kafin MX-5 da MGF. Motar ta faranta wa direbobinta rai tun 1984 - wanda bai wuce kilogiram 1000 ba, madaidaicin chassis tare da MacPherson struts gaba da baya, da injin Corolla mai silinda huɗu tare da camshafts na sama biyu waɗanda ke samarwa daga 116 zuwa 145 hp. juyar da MR2 na farko zuwa wata fitacciyar mota.

A shekara ta 1989, masu zanen Toyota sun sake fassara ma'anar MR2 a cikin sabuwar hanya - ƙarni na biyu ya girma ta 200 mm zuwa 4170 mm, ƙafar ƙafar ƙafar ƙafa ta 80 mm, ta kai 2400 millimeters. Kuma tare da ƙarshen 400kg na baya maimakon ƙarfi da yanayin wasanni, sabon MR2 yana nuna ƙarin halayen tafiya mai nisa na ƙirar GT, wanda injinan silinda huɗu ya haskaka tare da matakan wutar lantarki 12 daga 133 zuwa 245 hp. Duk da haka, adadin tallace-tallace yana raguwa da sauri - har ma da dakatar da samar da samfurin samfurin ana tattaunawa. Bugu da ƙari, ana buƙatar sabon kwas don nasara. Maimakon coupe ko targa, W1999 ya bayyana a cikin 3 tare da guru na yadi. Kuma direbobin na tsawon shekara sun yi farin ciki da tudu mai zamiya.

Yi yaƙi don ɓata sunanku

Gaskiyar cewa Toyota ya zaɓi kada ya zuba jari mai yawa a cikin W3 yana bayyana daga kewayon injunan, ko kuma, rashinsa. Akwai daya kawai 1,8-lita hudu-Silinda engine da 140 hp. Kuma babban bala'i ya faru - masana'antar wutar lantarki da aka sani daga Corolla da Celica sun fara kasawa gabaɗaya. Wannan al'amari ya zama sananne da "matsalar gajeriyar hanya". Wannan yana farawa tare da ƙara yawan amfani da mai da asarar wutar lantarki kuma yawanci yana haifar da mummunar lalacewar inji. Kwararru sun yi nuni da rashin ƙarfi ko ƙananan zoben fistan a matsayin sanadin. Duk da haka, Toyota ya nuna kyakkyawar amsawa kuma ya maye gurbin gabaɗayan silinda na injunan da suka lalace.

Kuma tare da injin MGF Rover, lalacewa ba sabon abu bane. Dalilan wannan shine ƙananan girman gasket na silinda, ƙarancin ingancin kayan aikin silinda, da kuma matsalolin zafi yayin tuki mai tsayi a matsakaicin iyakar gudu. Lalacewar injuna na cutar da martabar masu titin hanya, amma ba shaharar su ba. Dalilin yana da sauƙi - suna fitar da dama. 120 hp MGF tushe engine yana burge da kyawawan halaye masu ƙarfi. Idan akwai lokacin bawul mai canzawa, kuna da 25 hp. Kara. A halin yanzu muna hawan ɗayan 1430 MGF Trophy 160 hp da aka samar.

Roadster a daidai matakin

A gaskiya ma, ƙarin cajin don ƙarin iko kusan ba shi da daraja - karfin juzu'i na 174 Nm daidai yake da injin 145 hp, halaye masu ƙarfi sun ɗan bambanta. A cikin kwatancen kai tsaye na MR2 tare da 140 hp. baya ƙyale jin rashin ƙarfi; injinsa, wanda kuma sanye yake da madaidaicin lokacin bawul, ana ɗauka yana da ƙarfi har zuwa 3000 rpm. Kuma sama da su, nau'in yana ɗaukar saurin sauri - har zuwa 6500 rpm, kuma, duk da muffler wasanni, har yanzu yana kama da Corolla.

MGF yana da halayen wasanni. Gaskiya, yana buƙatar ƙarin revs don farkawa da gaske, amma sai ya ci gaba da hanyarsa zuwa yankin ja tare da ƙarin sha'awa da fara'a da ku da ƙarin fushi. Abin da MR2 da MGF suka haɗa da shi shine canji mara kyau, abin da ya zama ruwan dare gama gari a tsakiyar motocin injina. Yayin da jujjuyawar radiyoyin ke raguwa, nasarar daidaitawar Toyota ta bayyana. Madaidaicin tsarin tuƙi ya buge maƙasudin tare da daidaiton milimita, chassis, duk da tsantsar sa, yana riƙe da wani ta'aziyyar saura - ƙari, ana iya jin fa'idar ƙananan nauyin kilogiram 115. A gaskiya ma, mutum zai yi tsammanin ƙarin aiki mai ban sha'awa daga MGF, wanda ya fi dacewa da fasaha kuma ya haɗa da dakatarwar Hydragas da kuma sarrafa wutar lantarki. Koyaya, saitunan tuƙi na wutar lantarki ba su cika nasara gaba ɗaya ba - har zuwa 80 km / h tuƙi yana da ɗanɗano na wucin gadi, amma sama da wannan saurin martaninsa ya zama kai tsaye.

MGF chassis yana nuna ji na tsarin Hydragas, wanda a cikin abin da maɓuɓɓugan ruwa da damper, nitrogen da damping ruwa, ke rabu da membrane. Lokacin da aka ɗora, ruwan yana gudana ta cikin bawuloli zuwa cikin sassan da ke cike da iskar gas, wanda ke sa dakatarwar ta fi tsayi. Abubuwan Hydragas a kowane gefe suna samar da raka'a guda ɗaya - idan motar gaba ta ɗaga, an tura matsa lamba zuwa sashin baya ta hanyar bututu mai haɗawa, don haka tsarin ya zama "mai tsinkaya".

Idan aka kwatanta da dakatarwar hydropneumatic Citroen, tsarin Hydragas ya fi sauƙi kuma yana aiki ba tare da famfo mai matsa lamba ba. Lokacin da aka daidaita shi da kyau, MG's fasaha bayani yana da gamsarwa, amma yana buƙatar kulawa da kulawa na yau da kullum. An saukar da ƙaƙƙarfan bugu na musamman na Trophy 160 da 20mm, yana tabbatar da cewa ba za a daidaita taurin tare da kyakkyawar kulawa ba. Shin wannan yana nufin cewa samfurin Toyota shine mafi kyawun mota don tafiya mai nisa? A'a! Domin wannan shine inda katin trump mai ƙarfi na MGF ya shiga cikin wasa - dacewarsa don rayuwar yau da kullun da wurin da yake da ban mamaki.

Aljihunan ƙofa don ƙananan abubuwa

Dangane da wannan, Toyota ya cancanci matsakaicin matsayi ɗaya na tausayawa - kuma don ƙasidarsu ta zamani da aka keɓe ga ɓangarori na wurare don ƙananan abubuwa. Akwai ma nassoshi ga aljihun kofa da safofin hannu ("Ƙananan akwati a kan kayan aikin da murfi") - tare da akwati a ƙarƙashin murfin gaba tare da jimlar lita 31. Akwai wani lita 60 na jiran ku a bayan kujerun, kuma har yanzu ana iya toshe murfin filastik da ke sama da su.

Wannan ba batun MGF bane: anan, bayan injin, akwai sashin kaya lita 210 da aka yi amfani da shi da kyau. An kara wani lita 60 a qarqashin bonnet, matuqar ka matsar da tsarin gyaran taya mai taya bayan kujerar direba.

Don haka idan kun shirya yin amfani da hanyar jirgi don hutu, MGF shine mafi dacewa da abin hawa a gare ku. Idan kuna neman nimble da mota mai sauri don nishaɗi, zaku sami farin cikin ku tare da Toyota MR2. Game da halaye masu amfani, babu wani wuri a cikin samfuran tare da injin tsakiya.

ƙarshe

Edita Kai Girgije: Dukkanin titinan da suka shiga tsakani za'a siyar dasu ta hanyar magani don maganin halin da suke ciki. Duk da cewa ba motocin wasanni na gaskiya bane, suna iya motsawa gaba ɗaya kuma suna iya kasancewa tsararraki har zuwa saurin gudu mai sauri. Matsakaicin farashin-aiki yana da kyau; daga Yuro 2500 da ƙari a cikin Jamus akwai MR2 da MGF masu kyau. Sayi!

Rubutu: Kai Clouder

Hotuna: Rosen Gargolov

bayanan fasaha

MGF kwaf 160 SE (RD), ƙera. 2001 shekara	Toyota MR2 (ZZW30), ya nuna. 2001
Volumearar aiki	1796 cc	1794 cc
Ikon	160 k.s. (118 kW) a 6900 rpm	140 k.s. (103kW) a 6400 rpm
Matsakaici karfin juyi	174 Nm a 4500 rpm	170 Nm a 4400 rpm
Hanzarta 0-100 km / h	7,6 s	7,9 s
Nisan birki a gudun 100 km / h	babu bayanai	babu bayanai
Girma mafi girma	222 km / h	210 km / h
Matsakaicin amfani man fetur a cikin gwaji	8-11 l / 100 kilomita	7,5-10 l / 100 kilomita
Farashin tushe	EUR 2500 (a cikin Jamus, comp. 2)	EUR 2500 (a cikin Jamus, comp. 2)