Peace, mercy, and blessings of God be upon you. The engines are Japanese refurbished 🚗 cars, Japanese and Korean gearboxes, cars for a month. I have a refurbished engine, original factory parts, a full year warranty including disassembly and installation, for issues like sound, heat, smoke, oil leaks, for all types of cars 🚗 🚘. Japanese engines: Land Cruiser, Shas, Avalon, Aurion, Camry, Corolla, Hilux, Lexus 350, 470, GXR, F-Xar. Korean engines: Sonata, Optima, Santa Fe, Tucson, Elantra, Azera, Genesis, Sportage, Sorento, Carnival, with installation and warranty in Riyadh.