Gregg Petersen's Hilborn-injected Chevette. The first thing you should understand is that direct-port, constant-flow fuel-injection—Hilborns, En-derles, Crowers, whatever—were never designed, nor ...

Electronic fuel injection is older than you think, the earliest example being the failed Bendix Electrojector system from 1957. Bosch bought the rights to the Eletrojector system and developed it into ...

QUESTION: I was having a conversation about cars with my 14-year-old son, and the topic of fuel injection came up. He wanted to know how it works, and I began to tell him but then realized I was ...

The advent and proliferation of electronic fuel injection has made the trucks we drive far more enjoyable. Cold starts and fuel mileage are just two of the things benefitting from this milestone in ...

Barring electric vehicles, each and every vehicle needs some sort of combustible fuel. Until about four decades ago, almost every passenger car used a carburetor to handle its air and fuel needs. It ...

You can always tell a diesel truck is headed your way from the "diesel rattle," right? Well, not so much anymore. Significant technological advances have eliminated much of the rattle we associate ...

This is the twin TBI setup attached to the top of the new cross-ram manifold. Note that fuel enters the left TBI unit first and then on to the right unit before being returned to the tank. Although ...

Automakers have long touted the benefits of fuel injection, claiming increased efficiency and power. But as more cars have the system installed (around 73% in 2023), more and more consumers are ...

Luxury auto manufacturers are constantly looking to push the envelope of power and efficiency, and Audi has stood out from the pack with the TFSI system installed on its turbocharged engines. Audi ...

There are many things that can degrade your vehicle's performance over time, from a dirty air filter and low tire pressure, to fouled spark plugs and worn out plug wires. However, nothing will rob ...