This 3.1L engine with VIN 'J' and California Option NC1 is designed for efficiency and compliance with environmental standards. The turbocharged system provides robust power, while the V6 layout ensures balanced performance. Multi-point fuel injection enhances fuel economy, and the DOHC with precise timing improves handling, making this engine a compliant, reliable choice. It's a great used engine for those who need an option that meets California emissions standards while delivering dependable performance for diverse driving conditions.