Holley

Self-tuning EFI system for engine swaps and custom builds. Includes ECU, harness, sensors, and injectors. 7-inch touchscreen display. Built-in data logging. Supports V8, LS, and custom engines. Plug-and-play for popular engine platforms. Self-tuning capability with wideband O2. Transmission control available. Dominator version for advanced racing applications.

Standalone ECU for performance applications. 1250 HP capable. Customizable fuel and spark maps. Built-in datalogging. Boost control and nitrous control. Compatible with most engine sensors. PC programmable with Holley software. Popular for carb-to-EFI conversions.

Mechanical secondary carburetors. Accelerator pumps on both primary and secondary. Immediate throttle response. Popular for street performance and racing. 4150 and 4500 series available. Multiple CFM ratings from 600 to 1050. Aluminum construction. Electric choke options available.

Street performance carburetors with improved driveability. Self-tuning meter blocks. Electric choke standard. Polished finish. 670 to 870 CFM ratings. Tuned for street use with good mileage. Easy tuning and adjustment.

Distributor-less ignition system. CDI box with smart coils. Fully programmable spark timing. Compatible with Holley EFI systems. Improves spark energy for high-boost applications. Sequential spark capability. Easy to wire and configure.