THE SHOP

October '21

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44 THE SHOP OCTOBER 2021 OCTOBER 2021 Fuel Injection p.44 Engine Products p.52 PRECISION ENGINE ong before COVID-19, there were debates about a different type of injection—fuel injection. From the mechanical units that adorned factory performance cars of the mid-'50s, to intricate hard- core units on race cars, to modern computer-aided units, fuel injection has become a mainstay of the performance aftermarket. Today's units deftly offer literal plug-and- play operation and installers don't need to be hackers to get them up and running. But there's more to this market than its evolution, so let's take a look at how it has changed over the years, shoot down some common misconceptions and inject some tips for selling these popular systems to racers and street enthusiasts. GETTING BETTER ALL THE TIME Fuel injection setups are constantly evolving. Chances are that the system you knew a decade ago is now ancient tech- nology. "Over the last 10 years, there have been many advancements in the aftermarket fuel injection segment. The biggest change would be ease of tuning," says Jason Ober- helman, CEO of ACES Fuel Injection in Rancho Cucamonga, California. "You no longer have to be a computer engineering whiz with your own dyno to make them work. So many systems now capitalize on self-learning functions that allow a basic end-user with little-to-no EFI experience to install a system at home using basic tools and make it run." Other market changes, he observes, include the ability of today's systems to adapt to many applications, as well as their availability and affordability. "We now can build a complete EFI system with fuel delivery for a customer for less than they would have spent on just the computer before," he reveals. Evan Perkins, digital content manager for Holley Performance Products in Bowling Green, Kentucky, touches on the concepts that have pushed those advancements. "The evolution in technology and elec- On-Time Deliveries Today's fuel injection systems are there when drivers need them. By John Carollo 44 THE SHOP OCTOBER 2021 Many systems utilize self-learning func- tions that allow end-users with little-to-no EFI experience to install one at home. (Photo courtesy ACES Fuel Injection)

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