Greaves automotive engines have a robust design that meets critical performance requirements like low maintenance cost, environmental friendliness, a high power-to-weight ratio, and are designed for better fuel efficiency. The Greaves lightweight CNG engines are ideal for automotive applications like 3-wheelers and are offered in two variants: one with a manifold CNG & Gasoline fuel injection system, and another with manifold CNG fuel injection and Gasoline with a carburetor system.