Converting from a carburetor to electronic fuel injection (EFI) has always been a bit of a hassle. The number of sensors and the miles of wiring harness, not to mention learning how to tune the ...

Federal Heights, Colorado's Greg Dietrich purchased a 1992 Chevrolet Silverado 1500 with a carbureted 502hp ZZ502 big-block crate motor, a 4L60E automatic overdrive trans with a 2,600-rpm stall-speed ...

Some of us have been there. Others never have. For those who have seen the inside, we realize it's a scary and confusing place. We slowly found our way around the "safer areas," then ventured further ...

The fuel injector is the least understood component of the EFI system, but it is a critical part for a successful calibration. The job of fueling the cylinders comes with many design and engineering ...

Haltech ECU Kits for Ford Falcon and Racing Apps Reviewed at QuickBitz Dandenong, Australia - August 22, 2026 / ...

Harley-Davidson is a brand deeply tied to tradition, from its distinctive rumble to hands-on garage tuning. Carbureted engines were a part of that rugged image for decades. Owners loved tinkering with ...

Cars these days are littered with acronyms that denote various items, from the engine to the safety equipment. What does the common EFI acronym stand for?