The 4.0L VQ40DE engine, identified by the 4th digit VIN 1, is a robust used engine designed for a range of applications, especially where durability and consistent power are needed. Its naturally aspirated V6 design, coupled with electronic multi-point fuel injection, ensures efficient fuel delivery and smooth performance. This engine's dual overhead camshaft (DOHC) system with variable valve timing enhances power output and fuel efficiency, making it suitable for long-term use. For those seeking a reliable and powerful used engine, this VQ40DE offers both durability and efficiency in various driving conditions.