If you want modern electronic fuel injection and performance at an affordable price, then the E-Street EFI crateengine is what you are looking for. This economical entry level engine has the same great features as the E-Streetcarbureted, but includes an EFI system that is tuned and ready to run right-out-of-the crate! The exclusiveEdelbrock EFI system is supplied with a calibration that is specially tuned to the engine's Power Packagecomponents. It is ready to run with no tuning needed, but also gives you the ability to make adjustments to thecalibration, with a laptop, when upgrading parts in the future. The throttle body delivers crisp throttle responseand optimum mileage potential. The ECU is extremely durable and waterproof. It can be mounted directly to theengine or fire wall. This engine is sold without a water pump.