NASCAR and NHRA’s Pro Stock class embrac- being undertaken. “Features beyond ing electronic in recent years, there just supplying fuel and spark are now has been renewed interest in EFI, including its advantages and disadvantages, and pretty much the norm for an EFI system,” the best ways to implement it into specific race programs. Wright said. “For a applica- Racers have also sought out experts with the know-how to set up and tune these tion, features like EGT monitoring, trans- powerful systems. “All that buzz has really motivated a lot of manufacturers to step brake control and launch control are now up their game, which is a great thing for the consumer,” said Matt Wright from Haltech essential parts of the EFI system; for circuit Engine Management Systems, Lexington, Kentucky. “From a technical perspective, racing, data logging, track mapping and ever-increasing power of silicon chips and processing units is allowing engine man- GPS inputs are becoming an essential part agement systems to do more, to operate faster, and to store more information. It of doing business; and for the street car, wouldn’t be uncommon in the past to have eight or 10 separate pieces of electron- features like traction control, engine pro- ics each with their own specific purpose. In a drag car, for example, a fairly standard tection and vehicle integration—the ability setup would have been to have a boost controller, nitrous controller, transbrake con- for the EFI system to integrate seamlessly troller, programmable , EFI system, data logger and a display panel. into the rest of the vehicle electronics like We are starting to move toward a much more integrated approach, where the engine the instrument cluster, radio and trans- control unit handles all of these functions from the one central unit.” mission—are essential. So the individual Wright noted the landscape for EFI systems is diverging, as individual markets markets are really dictating the direction require solutions tailored specifically to the particular form of racing or modification of many products.” 26 Performance Racing Industry | May 2016 As EFI has become more widely accepted by enthusiasts, David Page from Fuel Air the Infinity ECU,” said Mollica. “Our Infinity Spark Technology (FAST), part of the COMP Performance Group based in Memphis, ECU has robust logging capability, but Tennessee, noted that there are more first-time EFI users who may have vast engine until recently the only way to roll this data tuning experience but are accustomed to using wrenches and screwdrivers instead into chassis and track data was to send of keyboards. “The industry has responded by making systems simpler to install and it out to another logger via CAN bus. So operate, and making the software more user friendly and intuitive for a guy used to we created a Vehicle Dynamics Module dealing with ,” he said. “EFI is not just for us geeks anymore!” (VDM) that connects to the Infinity via CAN Engine Control bus, and allows you to log chassis and The ability to integrate multiple controls into one system versus simply the ability track info along with your engine logs. The to control fuel and spark events has been addressed by several leading manufac- VDM has an on-board 3-axis gyrometer, turers. For example, Hawthorne, California-based AEM Performance Electronics has 3-axis accelerometer and GPS/GLONASS stayed ahead of the curve by offering features like boost control, nitrous control, trac- to provide yaw/pitch, G loads and highly tion control, launch control, data logging, flex fuel/multi fuel and more, in addition to accurate track mapping capability.” proper engine tuning using an airflow-based VE tuning model. These features are Because racers, teams and engine included in AEM systems fully enabled, meaning there is no charge to unlock them; builders expect a quality product and updates and added features are included. good value for their dollar, FAST has Additionally, Lawson Mollica sees a trend in the ability to fully utilize the advanced added more advanced features built into systems of modern engines like drive-by-wire and variable cam timing control. the ECU, eliminating the need to purchase “AEM was the first aftermarket company to release a standalone EFI system for additional electronic components. The the Coyote engine that provides complete control of the Ti-VCT system’s intake and XFI 2.05, for example, has standard fea- exhaust cams, and the drive-by-wire throttle body, and as long as we support the tures like progressive, four-stage, wet or factory cam/crank timing pattern, the ability to control this on any engine resides in dry nitrous control, patented transbrake

Seamless compatibility is the new mantra for manufacturers of EFI systems and their components, making these products easier than ever to install and optimize for exceptional performance.

creep control, and time- or speed-based boost control, each eliminating the need to purchase another control unit. There are also optional features such as inter- nal data logging and intelligent traction control that allow customers to bundle all their engine and drivetrain management into one hardware and software package. “One of my favorite new features of XFI 2.05 is Dynamic Fuel Pressure Compensation, which adjusts injec- tor pulse-width based on readings from the fuel pressure sensor,” said Matt Maxwell at COMP Performance Group. “This feature actually saved a customer’s nitrous engine! His had become clogged, and fuel pressure was dropping from 45 psi to about 20 psi in the upper rpm’s. The XFI 2.05 saw the pressure drop Each new race season brings numerous cutting-edge developments in EFI components and engine management systems. Whereas supplying fuel and spark were prominent features of the first and instantly reacted by lengthening the generation of engine management systems, more of today’s products are being designed specifically injector pulse enough to maintain a safe for individual racing applications such as drag, oval track and road racing, among others. air/fuel ratio.” May 2016 | www.performanceracing.com 27 According to Matt Cramer from Atlanta As EFI gains wider acceptance among enthusiasts, Georgia-based MS3-Pro Engine & more first-time EFI users with vast engine tuning Powertrain Management Systems, one experience are making the transition, trading their wrenches and screwdrivers for keyboards. of the biggest areas of development has As a result, manufacturers of engine management been power management and traction systems have developed products that are control. “The options available to most simpler to install and operate. Software, too, drag racers have been pretty crude— has become more user-friendly and intuitive for either a ‘slew control’ setup that works those accustomed to working with carburetors. Photo courtesy of FAST. purely off rpm or a single driveshaft speed sensor,” said Cramer. “OEMs have been launch so you don’t just boil the tires,” he comparing the speed on driven and non- said. “Then it adds these back in once driven wheels for quite a while, and we’re you get moving.” bringing the ability to run this—and tune The MS3-Pro already has a wide range to provide a host of additional inputs it—to the drag racing world. Our MS3-Pro of additional functions, and the company and outputs directed specifically at the ECU can use this dual VSS traction control has brought out a new option called the domestic drag racing market. Some of strategy without the need for any expen- IO Box that lets users add even more these features include additional injector sive add-on boxes; the only other thing inputs and outputs to run more devices outputs (up to 64 fuel injectors now can you need is the wheel speed sensors.” at once. “You can daisy chain up to three be run directly from the ECU/REM combi- Cramer noted that the MS3-Pro includes IO Boxes if you need to control a lot of nation), twin solenoid (CO2) boost control, another trick or two to help drag cars put devices,” he added. flexible management strategies down as much power as possible. “It has Haltech recently released its Race that allow tuners to intelligently program timers that reduce timing and boost when Expansion Module (REM) that integrates a desired rate of acceleration (driveshaft, the two step is released, cutting power on with its Elite Series engine control units rpm, wheel speed, etc. can be used as

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28 Performance Racing Industry | May 2016 targets for the desired acceleration rate), system designed to support up to 1200 that supports engines ranging from 250 transbrake control with staging creep func- horsepower engines.” to 600 horsepower (a 1200 horsepower- tionality, and six-stage fully flexible dry Holley Performance Products of Bowling capable unit is coming soon), requires no nitrous control, as well as the standard fea- Green, Kentucky, offers EFI systems for laptop to tune, and installs via a simple tures like closed loop O2 learning, knock vehicles participating in everything from four-wire vehicle connection.” control, launch control, etc. drag racing and autocross to circle track, What’s more, Burnett announced the Bill Wetzel from Bowling Green, desert truck racing, road racing, marine release of Holley’s dual sync Kentucky-based Quick Fuel Technology and more. For example, according to that are direct plug-and-play with its EFI. noted that drivers and teams are focused Blane Burnett, since 2013, Holley’s HP The high-quality pieces will feature CNC- on the synergy between reliability and EFI unit has come standard on the COPO machined billet aluminum housings, inte- ease of use with overall functionality and Camaro. In 2014, Holley EFI became the grated LEDs for simplified setup, and a tuneability to meet the demands of spe- standard EFI controller for use on the new Hall effect sensor design. “This design cific engine requirements and driving ARCA Ilmor 396 engine. And for 2016, provides precise timing control and noise styles. And the trend now is to offer NHRA Pro Stock made the switch from immunity,” he said. OEM-style controllers and ECUs that are carburetion to Holley EFI. Customers are expecting faster pro- designed to provide real-time diagnos- “In the street performance space, cessors and more features in the same tics and self-learning capabilities. “Quick Holley has made replacing your carbure- package, and BigStuff3 from Precision Fuel Technology will be expanding its foot- tor with a self-learning EFI system easier Turbo & Engine in Hebron, Indiana, print in the fuel injection market this year than ever with our no-laptop-required is designed to exceed those expec- with the addition of a tuned port injection Terminator EFI capable of supporting up tations. “The new BS3 GEN4 PRO system to augment our existing throttle to 600 horsepower,” said Burnett. In the XTREME (eXtreme Total Racing Engine body fuel injection systems,” said Wetzel. next couple of months, Holley will release Management Electronics) system will “We will also be offering a dual quad (2x4) its Sniper EFI, a self-tuning EFI system raise the bar just as the GEN3 PRO SEFI

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AEM Performance Aeromotive DIYAutoTune.com Electronics Phantom In-Tank Fuel Systems MS3-Pro LSX Series Infinity Programmable ECU www.aeromotiveinc.com www.diyautotune.com www.aemelectronics.com • The foam and rubber baffle cre- • Plug and Play Harness is profes- • Official ECU of SCCA TransAm ates a sump in the existing fuel tank, sionally engineered and easy to TA2, Global Lites, FIA providing a consistent fuel supply install. Rallycross Lites, Scandinavian around the pump, even under heavy • All wiring is composed of Tech- Rallycross Lites, and NASA’s NP02 cornering. Flex woven, self-extinguishing Prototype race series. • Features a billet top hat with three wrapped hi-temp TXL and GXL • Comes fully enabled without the ORB-6 ports. automotive grade wire with OEM need for future add-on purchases. • With an adjustable bracket, the Delphi and TE connectors. • Features include VE-based tun- pump can be hung at optimal height • All relays and fusing live in a ing, boost control, nitrous control, for any gas tank. single, waterproof fuse box, and traction control, drive-by-wire, • Moving the electric pump into the the fuel pump wiring/relays/fusing variable cam timing control, flex gas tank allows the pump to stay is big enough for pumps that can fuel, multi fuel, on-board Lambda quiet and cool, extending life and handle 1000whp or more right out control, map switching, data log- improving performance. of the box. ging and more.

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30 Performance Racing Industry | May 2016 system did 10-plus years ago, and estab- “Racers and teams expect consis- between four tunes, which are stored in lish itself as the premier aftermarket engine tent, reliable performance whether they the ECM’s flash memory. Having multiple management system of choice for race are in South Florida or the mountains tunes available allows the user to quickly enthusiasts,” said Pete Barton. “With sig- of Colorado,” observed Mike Monroe of change the tunes to suit different driving nificantly improved processor (32 bit, 266 Performance Electronics (PE), Cincinnati, conditions, and the ECM no longer needs MHz dual core processor) and on-board Ohio, a supplier of engine control units. to be reflashed each time a different tune data acquisition (dual, 4 GB SD cards) “Engine builders demand every bit of is chosen. as well as a high-speed Ethernet com- horsepower and torque out of their builds A+ Game munication interface (100 Mb), the BS3 along with protection and data logging to Pat Musi of Musi Racing in Mooresville, GEN4 PRO XTREME will prove to be an support their customer long term. PE pro- North Carolina, distributes Edelbrock’s engine management system to stand the vides all this and more along with highly EFI systems. He believes many of the test of time. BS3’s offerings are true, fully valuable real time online setup and tuning EFI systems on the market today are over functioning ECUs with no extra add-on support available to any tuner of a PE complicated with too many bells and whis- boxes needed.” system from our simplest ignition-only tles. “You hear all this talk about self learn- He added, “Two of the most impor- system through our most complex full ing,” he said. “Self learning is for your tant new features are the incorporation of build PE3-8400 family.” street car that you drive for an hour…. Ethernet and multiple CAN busses. With Aftermarket diesel tuning software is Self-learning in a drag car, if we’re talking Ethernet, tuners can access and review a the focus of EFILive in Howick, Auckland, about a Pro Mod car like we run, there car’s data wirelessly, even before it returns New Zealand. With the release of the isn’t enough time for that air/fuel sensor to the pits. The multiple CAN busses are 2016 2.8L Duramax, EFILive now offers to correct, pick it up, correct the ECU, extremely useful for measuring multi- a custom tuning solution for these vehi- and then if it has a hiccup…. The trend ple EGT or wideband O2 sensors, and cles. The DSP4 custom operating system that I’ve seen is that our competitors are much more.” allows customers to switch “on the fly” basically telling the consumer to just put

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Edelbrock EFILive Fuel Air Spark Technology Pro-Flo Sportsman FlashScan V2 XFI Sportsman Engine www.edelbrock.com www.efilive.com Management System • Ideal for high-horsepower ap- • Supports selected GM and Dodge www.fuelairspark.com plications. Cummins engine and • EFI setup is designed to be • Features include the compact controllers. simple, programmable and fully ECU with harness, fully-sequential • Designed to be a data logger and custom-tunable with software injection, real-time tuning, dual calibration programmer in either included. calibrations that can be switched standalone mode (FlashScan V2 • Provides power and adjustability, on-the-fly, electronic boost control, to vehicle connection), or in pass and includes a 4150-style, eight- four-stage nitrous control, on- through mode (PC/laptop to FlashS- injector, 1200-horsepower-capable board data logging and choice of can V2 vehicle connection). throttle body for easy installation speed density (Map-N) or speed • Out of box, it’s capable of tuning when upgrading a previously car- throttle (Alpha-N) tuning methods. four supported engine controllers bureted setup. • Tuning flexibility enables users (ECM or PCM) and four supported • Features full tables to monitor the ability to properly tune any transmission controllers (TCM). fueling, acceleration fuel, timing engine combination. • Includes EFILive Scan and Tune and air/fuel targets. software installation CD.

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May 2016 | www.performanceracing.com 31 their stuff on there and it will teach itself, as a rule do not deliver more horsepower tions, and offers precise control over throt- it will add the fuel accordingly, or timing, than a . “The challenge that we tle actuation to help optimize induction etc. Guess what? It doesn’t work. It’s just all face in the EFI business is to exceed the systems. It provides durability, size and not that easy. At the end of the day, you carburetor’s ability to deliver horsepower weight-saving advantages over OE alter- have to be a tuner.” and, in addition, to make the vehicle more natives. Indeed, advantages of electronic Musi added that users “need to under- drivable,” Borla said. “Borla is design- throttle include idle air control, program- stand fuel, how much fuel it takes. You ing and producing more efficient throttle mable pedal maps, auto blip on down need to take a horsepower number that bodies, which deliver more air and there- shift, launch control and traction control. you think the engine is going to make fore make more power.” “We have identified the need for a highly and then start out by building a fuel table. The company is developing lower profile configurable, fit-and-forget electronic So, you need user-friendly software. You throttle bodies that allow packaging under actuator that is good enough to be used need a company that’s got good tech; lower profile hoods, while at the same in international race series, yet is more that’s really important…. A lot of our stuff time using modern injectors and deliver- attainable than often complicated, cost- now, we can actually tune online. I could ing more air and fuel to the engine. Borla or compatibility-prohibitive bespoke fly- have a guy out at the race track, go on his is also developing in-house carbon fiber by-wire systems,” said Mike Jenvey. “The computer and tune for him if we need to. filter housings for owners and builders Jenvey actuator is competition-proven, So, you need to get with somebody that’s who show their vehicles. having completed its first 24-hour race on going to support you.” Jenvey Dynamics in Bridgnorth, a GT car without issue, as part of a rigor- Throttle Devices Shropshire, United Kingdom, launched its ous in-house testing procedure.” While racers and engine builders tend new electronic throttle actuator. The unit is Additionally, the company has launched to zero in on performance and power, Alex highly modular, making it compatible with its new downdraft throttle body kit for the Borla at Johnson City, Tennessee-based a large range of aftermarket independent Chevrolet LS3 to meet high Borla Performance told us that EFI systems throttle body kits for road or race applica- demand from the US and within Europe.

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Fuel Injector Clinic Hilborn Fuel Injection Holley Performance Products Performance Injectors 440 Chrysler EFI Injection System Terminator LS www.fuelinjectorclinic.com www.hilborninjection.com www.holley.com • Extensive plug-and-play tuning • A true IR design promotes in- • Same features of Terminator self- data for factory GM, Ford, Dodge creased airspeed and fill tuning EFI in a bolt-on, plug-and- and Subaru ECUs. for an increase in torque, power and play system for GM’s LS engines. • All injector sets are precisely engine acceleration rate. • Control fuel, drive-by-wire and matched using the company’s • Tunable intact tract length and electronic transmissions (4L60E proprietary Data Match Technol- numerous butterfly sizes allow for and 4L80E) through the Termina- ogy, which provides a complete power where wanted. tor’s new 3.5-inch touchscreen. flow matching and latency value • Not limited to EFI-only • Available in throttle body or multi- information. designs, allowing for maximum port systems for most popular LS • Performance injectors in sizes power capacity. engines. up to 2150cc for all makes and • IR, supercharged and TBI com- • Controls fueling and ignition, and models are available. mon plenum applications available is available for electronic trans- for use with gas, alcohol or E85. mission control and drive-by-wire • Full system design includes ex- support. pansive tech support.

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32 Performance Racing Industry | May 2016 and light weight of the LS3 downdraft kit fuel pressure, because GDI high-pressure is perfect for highly configurable, bespoke fuel systems do not operate at a static vehicle builds where space may be at a pressure differential. premium or customers require a choice “The exponential growth in engine com- of engine bay aesthetics,” said Jenvey. plexity has driven increases not only in Fueling a Need engine controller (ECM) hardware capa- direct injection (GDI) is bilities, such as onboard memory and among the technologies gaining signifi- processing speeds, but has driven the cant traction in the new engine market. complexity and lines of code in software Representing a major shift for the high- by orders of magnitude,” Barros said. “This performance aftermarket, regarding the has dramatically increased the time and A growing selection of available EFI products, North American market, “GDI penetra- cost required to ‘crack’ such systems, and coupled with more widespread acceptance of the tion into new engines has grown from also demands more highly skilled tuners, technology, has created an expansive customer base that includes, among others, vintage race just 3 percent in 2008 to 30 percent in who now need to understand how all these car owners and builders. For example, seen 2013, and will soon surpass 50 percent parameters behave when changes are here is a Kinsler big block Ford Super Cobra Jet of new cars,” said Sam Barros from Ann made to increase performance.” manifold with EFI installed. Arbor, Michigan-based Nostrum Energy. As is often the case with new technolo- The LS3 is a popular engine choice for “These high-pressure fuel systems go far gies, with greater challenges also come high-end sports car builders for road beyond traditional PFI and incorporate great opportunities. “GDI is of particular and race, and the new kit is designed to complex fueling strategies that manage interest to the racing and performance provide a high-quality downdraft alterna- the number of injection events per cycle, industry, not only due to its growth in the tive to the crossover option already avail- start of injection timing, and total injec- market, but also due to its performance able from Jenvey. “The modular design tion duration dynamically according to benefits,” said Barros. “By moving the fuel

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MSD Performance Nostrum Energy Performance Electronics Atomic Airforce Intake Manifold High Flow GDI & PFI Kinetic PE3 ECU www.msdperformance.com Injectors www.pe-ltd.com • 103 mm throttle allows www.nostrumenergy.com • Compact, adjustable system de- aftermarket throttle bodies. • Direct fit, high flow and spray signed to handle fuel and ignition • Polymer molded material resists targeted K-DI Injectors. responsibilities for most engines. heat build-up and minimizes • Application specific, high flow, • Programmable fuel and ignition weight. direct fit, kinetic Port Fuel Injectors. systems. • Improved air/fuel ratio distribu- • Engineered specifically for each • Aluminum and waterproof enclo- tion through all operating ranges. engine application using state-of- sures. • Direct flow path design promotes the-art CFD tools, each model is • Plug-and-play engine controllers. maximum airflow. designed to provide a specific spray • Cost-effective custom designs. • Two-piece intake design allows plume, a higher flow rate, superior • Complete data sheet, specifica- user to port and modify runners. atomization and application specific tions and applications available • Molded bosses provide the fitment (no harness jumpers and no online. ability to add nozzles for nitrous special fuel rails). systems.

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May 2016 | www.performanceracing.com 33 injection event out of the intake ports and DeatschWerks has been developing available today are truly amazing,” said into the cylinder, GDI allows an increase GDI fuel injectors for the past three years, Jim Kinsler from Kinsler Fuel Injection, Troy, in charge cooling, which improves the and last year released its Ford EcoBoost Michigan. “The best of them can update knock threshold and thereby the ability injectors for three different engines. the fuel rate after each injection and can to run higher compression ratios, higher “In 2015, DeatschWerks released the self-learn, but they can only send a signal levels of boost, or combinations thereof.” HDEV1700, which was the industry’s first to the injector. In order to obtain the fuel Nostrum launched its K-DI gasoline high-flow GDI injector along with full tuning rate that you have programmed into your direct injector line at the 2015 SEMA Show. data,” Deatsch said. “The DeatschWerks control, you need to control the ‘instanta- According to David Deatsch from HDEV1700 is a drop-in fitment injec- neous’ fuel pressure at the injector at the DeatschWerks in Oklahoma City, tor for Ford EcoBoost engines that flows instant that it is triggered.” Oklahoma, GDI is drastically changing 30 percent more than OE. In addition to Kinsler went on to discuss the problem: the high-performance aftermarket. “GDI EcoBoost, DeatschWerks is developing “When a very large EFI injector is pulsed fuel systems place the fuel injector inside GM high-flow GDI injectors.” (opened), it takes a very quick ‘gulp’ of the combustion chamber and operate at “Nowadays, where highly tuned 1000- fuel out of the rail, causing a large instan- pressures up to 3000 psi, which increases plus horsepower full interior road cars taneous pressure drop,” he said. “These both power and efficiency. GDI injectors are being driven to and from the track, pressure drops can reinforce each other and pumps are significantly different than with owners expecting fully operational in a random ram tuning within the rail and those used in traditional port fuel injec- in-car electronics, OE compatible data is attached fuel hoses that cause chaotic tion,” said Deatsch. “This radical change a must,” said Jens von Holten from Fuel pressure pulsing; we have seen plus and in hardware has created both opportuni- Injector Clinic, Hobe Sound, Florida. “And minus 30 psi on a 130 psi supply (100–160 ties and challenges to manufacturers in the that’s where the OE injector data Fuel psi range). As the pressure waves travel high-performance fuel injection industry.” Injector Clinic develops comes into play.” through the fuel rail, some injectors are The company has spent hours con- likely to open when there is a high or low verting standard injector offset and flow local pressure.... This causes very signif- http://primag.org/16efi data into tuner-friendly formats. This icant cycle-to-cycle rich and lean condi- highly specific fuel injector compensa- tions to the cylinders, as once the injector tion data is developed through extensive opens, it’s simply a function of the pres- bench testing, as well as in-car verifica- sure acting across its outlet orifice(s). A tion. According to von Holten, profiling just pressure gauge will not respond to these one injector at multiple pressures, volt- pulses, as they are way too fast; Kinsler ages, temperatures and fuel combinations uses very fast response Kistler piezo- takes days, but the benefits to the tuner electric pressure transducers to analyze are undeniable. “After intensive data col- these systems.” Quick Fuel Technology lection, we go through a lengthy process to Kinsler described the reason why QFI 8i bring this data into native formats for each larger rails help: “All fuel has some air www.quickfueltechnology.com OE manufacturer’s software, including in it, especially after the system has run • Supports naturally aspirated GM, Ford, Dodge and Subaru,” he said. a little, because the return fuel absorbs engines up to 1200 horsepower. “The easy-to-use tuning data makes Fuel more air as it falls back into the tank. • Three-bar MAP controls up to Injector Clinic a popular choice for tuners This makes the fuel a bit compressible, 25 psi of boost, two nitrous inputs, one nitrous relay driver. and performance shops. This fueling table thus the larger rail assists the ability to • Self-learning, handheld controller data, used with OE flash tuner software, take a ‘gulp’ with less pressure fluctua- with touchscreen menus, data log- is part of Fuel Injector Clinic’s Data Match tion. We have seen the pressure fluctua- ging, live telemetry and more. Technology,” which provides optimum flow tions reduced just by switching from our • Eight-hole patented venture matching and latency value information. 8 AN to our 12 AN rails,” he said.“NHRA’s sleeve design for superior fuel The Data Match Technology information move to EFI in Pro Stock for the 2016 atomization. sheet provided with each set of matched race season was announced last July, • New throttle lever design accom- Fuel Injector Clinic injectors gives the cus- and drove development of new products modates GM 200 and 700R4, Ford tomer Dynamic Slope Flow Rates for each and technology,” observed Kyle Fickler of and Chrysler OD transmissions. individually serial numbered injector, and Aeromotive, Lenexa, Kansas. “By utilizing Individual Injector Offset Values for each brushless technology, we were able to

Get more info at: serial numbered injector in the set. reduce amperage draw by over 50 percent http://primag.org/16efi13 When it comes to fuel supply to the and static weight of the fuel pump by 40 injectors, “The electronic fuel controls percent. This brushless EFI fuel pump 34 Performance Racing Industry | May 2016 PN 11180 is used in conjunction with fuel solutions to suit their customers’ needs. pressure regulator PN 13134 to create Carson, California-based Mountune, for the ideal system for the NHRA mandated example, actively uses EFI to develop and maximum pressure of 90 psi.” He noted package the engines it sells and leases that this fuel pressure regulator allows for to teams, and Eric Hsu believes that with base fuel pressures up to 120 psi. the advent of faster processors, low-cost Due to increased use of E85 fuel in both memory and Ethernet communications, street-driven and race applications, Fickler data logging has become much more reported that Aeromotive has released powerful and effective. E85 compatible 340-lph fuel pumps that “ECU manufacturers are responding are a direct retrofit for many OE applica- quickly to control newer engines also (for tions, as well as being used throughout example, direct fuel injection engine and Engine management systems have more the company’s line of Phantom in-tank kits pump control, fly-by-wire, throttle control, capabilities, operate faster, and store more and Stealth tanks. Aeromotive also offers and planetary gear cam control),” Hsu information than ever before thanks to the power of today’s silicon chips and processing units. a 10-micron micro glass filter for EFI appli- explained. “The complexity of modern And, suppliers of these systems are moving cations, which is available in a variety of engines requires extensive development toward an even more integrated approach, where filter configurations (AN and ORB) or as from ECU manufacturers, and oftentimes the will be able to handle a a replacement element. extensive time calibrating on engine dyna- broader array of functions from one central unit. Opportunities for Implementation mometers. As engine technology pro- will perform better overall with increased As EFI expands throughout the racing gresses, the costs of high-tech racing power output for a given displacement, industry, it creates opportunities for entre- engines and EFI components will inher- burn cleaner, and are oftentimes more preneurs to provide more comprehen- ently increase. While this isn’t necessarily efficient, which is a positive outcome for sive, integrated engine management a positive point, the result is that engines teams and drivers alike.” z

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36 Performance Racing Industry | May 2016