The 2019 E-Z-GO RXV gas golf cart features a Kawasaki engine with an EX1 closed-loop electronic fuel injection (EFI) system, which provides improved fuel economy and reduced emissions. The gas model offers a longer range compared to its electric counterparts and is generally better suited for hilly or rough terrain.Engine and performanceThe RXV EX1 gas engine is a single-cylinder, 4-cycle, 9.15 cubic inch (150cc) overhead cam (OHC) engine.The RXV chassis includes: Suspension: Independent A-arm with coil-over shocks in the front and mono-leaf springs with hydraulic shocks in the rear. Frame: Welded steel with powder-coat protection.