A cikin 1997 ne muka san Dodge Viper GTS, ɗan ƙaramin ɗan Amurka "dodo", wanda ke sanye da sanannen injunan V10 na 8.0 l na zahiri, wanda yanzu ke samar da 50 hp fiye da na asali na hanya, yana zaune a kan tudu. "mai" 456 hp na iko.
Wannan samfurin, daga shekara ta 2000, yana da kilomita 61,555 akan odometer kuma har yanzu yana da cikakken asali. Shin zai iya zama shekaru 21 bayan haka, 456 hp da aka ayyana na babban shingen 10-cylinder "V" har yanzu yana nan?
Don amsa wannan tambayar, babu abin da ya fi ɗaukar Viper GTS zuwa bankin wutar lantarki.
Amma baya ga gwajin bankin wutar lantarki, wadanda ke da alhakin tashar YouTube Four Eyes sun yi amfani da damar don ganin ko akwai yuwuwar inganta ayyukan babbar motar V10, ta amfani da kwamfuta kawai, ta canza taswirar ta - duk da cewa ta tsufa, Viper GTS. kwanan nan ya isa ya ba da damar irin wannan magudi, har ma da gina ci gaban da aka samu a wannan yanki cikin shekaru ashirin da suka gabata.
Mataki na farko na wannan darasi shine fahimtar yawan ƙarfin da yake da shi kuma sakamakon ya kasance tabbatacce: 415 hp (410 hp) auna a ƙafafun. Wannan yana nufin cewa, la'akari da asarar watsawa (yawanci tsakanin 10% da 15%), 8.0 V10 dole ne ya yi cajin crankshaft darajar wutar lantarki daidai da wanda aka ayyana a matsayin sabo - ba mummunan la'akari da shekaru 21 ba.
Koyaya, wannan gwajin na farko nan da nan ya gano wurin da zai yiwu a inganta ayyukan V10 da samun ƙarin ƙarfi. A cikin wani nau'i na juyin juya hali, an gano cewa cakuda man iska yana da wadata sosai (yana zuba man fetur fiye da yadda ya kamata), wanda ya haifar da raguwa a cikin karfin juyi.
Wani sabon taswira na sashin kula da injin, wanda ya inganta cakuda mai da iska a cikin waɗannan gwamnatoci, ba da daɗewa ba ya tabbatar da haɓaka ƙarfin 8 hp zuwa ƙafafun.
Mataki na gaba shine inganta wutar lantarki, ci gaba da shi, inda zai yiwu a sami wani 10 hp, wanda aka ƙara ƙarin 10 hp, wanda aka samu ta hanyar sabon daidaitawa na iskar man fetur.
A cikin duka, bayan biyar «tweaks» a cikin lantarki management na engine, shi ne zai yiwu a «fara» wani 29 hp daga m 8.0 l V10 engine, wanda haka ya fara isar 444 hp (da 655 Nm), auna ga ƙafafun, a kan 415 hp (da 610 Nm) na gwajin farko, wanda ke wakiltar samun 6.8% a cikin iko (kuma 7.3% a cikin juzu'i).
A takaice dai, shekaru 21 bayan haka, wannan Dodge Viper GTS yana fitar da ƙarin ƙarfi da ƙarfi fiye da yadda ya yi lokacin da ya bar masana'antar, kuma duk wannan ba tare da canza wani abu ɗaya ba - kawai daidaitawa "bits da bytes" waɗanda ke sarrafa su - wanda ke sarrafa su. ya nuna da kyau, yuwuwar da wannan babban injin V10 ke da shi lokacin da aka buɗe shi.
Wani ƙaramin gwaji na hanya ya ba da damar tabbatar da nasarorin, auna lokacin haɓakawar Viper a cikin gear na biyu, tsakanin 30 mph da 80 mph, wato, tsakanin 48 km / h da 129 km / h - a, na biyu na Viper shine. dogo. Kafin gwajin bankin wutar lantarki lokacin ya kasance 5.9s, sannan faduwa zuwa 5.5s (a debe 0.4s) - babban bambanci…