Tabbatar da ƙididdigar yau ta iya zama tsofaffi, amma a tsakiyar shekarun 1970 suna wakiltar tsaruwan injiniyan kera motoci masu tasowa da gaske.
A car show na 1975 IAA, ɗaya daga cikin motocin da suka ja hankulan gaske shine Opel GT2 mai tsananin kimiyya da kere-kere. Kamar yadda sunan ya nuna, aikin kwalliya ne da aka nufa don zama magajin Opel GT na almara, wanda aka gina daga 1968 zuwa 1973 kuma ya samu masoya tare da alamun ƙira na “baby Corvette”.
Idan aka kalli ta lens na zamani, yawancin hanyoyin GT2 na iya bayyana da tsohuwar hanyar. Duk da haka, a lokacin, suna da gaske sabbi ne kuma sun tsallaka iyakar abin da ƙaramin kumburiyar wasanni zai iya kasancewa.
Lokacin da Opel ta bayyana GT2, kamfanin ya sa kaimi akan ingancin. A cikin ma'anar zahiri, hakan yana nufin rage ƙoncin mai da kuma rage kuɗin aiki — wani abu da ke da mahimmanci bayan barkewar man fetur na 1973.
Ko da a lokacin, ana gano kyakkyawar aerodynamic a matsayin mabuɗin don cimma wannan ingancin, wanda ke bayyana siffar kumburiyar cikin ƙira mai fuska. Godiya ga yanayinta mai laushi, GT2 ta cimma abin hawa mai juyi na kawai 0.326. Har ma da ƙafafu sun inganta don kwararar iska, tare da ƙafafu na baya ɓangare ɓoye.
Ƙarfi ya samo asali daga injin mai kabilla-yana-lugga-in-cif na lita 1.9 mai silinda huɗu. Bayan ilmin aikin injiniya, fasalin da ya fi jan hankali akan tsari shine ƙofofin turnuka. Yau, ƙofofin turnuka sun zama ruwan dare a cikin manyan nan, amma a tsakiyar shekarun 1970 — kuma a kan motar fasinja — ra'ayin kuwa yayi kama da abin mamaki. Abin da ya kara jawo shi abin sha'awa shine rashin lura da kowane hanyar talla ko hanyar dogo.
Kofofin suna buɗewa ta biyu ta danna maballin da ke ƙarƙashin madubin gefufuki, sannan a ja baya cikin jikin, suna bada damar shiga saukake da fitowa. Matsalar shine kawai kaɗan daga cikin tasoshin gefen windows suna iya buɗewa.
GT2 shima ya kunshi nuni na dijital da ko da kwamfuta mai nauyin ciki, wata fasaha mai ban sha'awa a zamaninta. Abin takaici, tsari bai fara kera shi ba saboda tsadarsa mai yawa.
Manyan manajoji na General Motors sun yanke shawarar cewa Corvette ɗaya a layi ya isa, kuma an dage shirin kera GT2. A sakamakon haka, jerin Opel sun bar da kawai ɗaya daga cikin tsarin wasannin motoci na dogon lokaci — Manta.