Phukusi latsopano la HPE400 la Hennessey limalonjeza magwiridwe antchito opatsa chidwi.
Atagwiritsidwa ntchito polimbana ndi masewera othamanga kwambiri padziko lapansi, Hennessey adaganiza zoyika luso lake lonse kuti agwiritse ntchito chitsanzo "chamakhalidwe abwino" ndikuchita zomwe amachita bwino: mphamvu zimawonjezeka. American Preparer anakwanitsa kuchotsa mphamvu 410 hp (+60 hp) ndi 576 Nm makokedwe (+106 Nm) kuchokera anayi yamphamvu 2.3 lita EcoBoost injini. Monga? Kupyolera mu kukonzanso kwa ECU, zitsulo zosapanga dzimbiri zowonongeka (zokhala ndi ma valve otayira), fyuluta ya mpweya yotulutsa mpweya wambiri ndi zina zazing'ono zowonjezera ku intercooler, turbocharger. Kuti apindule zonsezi, Ford Focus RS ya Hennessey imayika matayala atsopano omwe ali ndi vuto.ZOKHUDZANA: Ford GT: Kupanga kowonjezera kwa zaka zina ziwiri
Pokumbukira kuti Ford Focus RS - yokhala ndi zida zamphamvu zamakina - ikufunika masekondi 4.5 kuti amalize kuthamanga kwa 0-100km/h, sizovuta kulingalira zabwino za mtunduwo wopangidwa ndi Hennessey. Zambiri zokhudzana ndi mitengo ndi magawo azidziwitso posachedwa.