So basically when you have problems in "open loop", the tunning ( user sets the idle, timing, etc...), or base map are not optimized for the engine combination. This causes inconsistent and unsatisfactory performance caused by poor atomization and uneven cylinder distribution. From the Edelbrock Garage, here’s an easy method for testing the Pro-Flo 4 EFI System’s Bosch LSU4.9 wideband O2 sensor. On the other hand the Edelbrock Pro Flow 4 seems to be solid also, though it doesn't have as many features as the Terminator or HP Holley stuff - but it's far cheaper. What fuel pump? Edelbrock Pro-Flo 4 EFI systems provide you with a high performance traditional-style intake and 4150-style throttle body. '65 Fastback Restomod - all steel 331 TFS 11r 190 heads TFS stage 2 cam - Edelbrock Pro Flo 4 - GForce T5 - Quick Performance fabricated 9" Reactions: Quicksilver66 , Redneckgearhead , 7T02S and 5 others Initial startup was easy. I always loved my cars that have a license plate fill location....GTO, Omega, Tempest, Centurion. Unlike regular throttle body EFI systems, Pro-Flo 4 features the fuel rails and individual injectors for each cylinder mounted on the manifold. However, we knew that there was a new firmware update that needed to be downloaded to the Pro Flo 4. If you are experiencing this issue, please try the following steps, which are quick & simple* to do on your computer: 1. Shop Edelbrock Pro-Flo 4 EFI Kits parts and get Free Shipping on orders over $99 at Speedway Motors, the Racing and Rodding Specialists. Yes, the cals are stored in non-volatile memory therefore long term permanent power is not required. Under-promise. Ricks Tanks. What coil are you using? As the kit comes out of the box, it's setup so that the ECU powers the pump directly and is limited to 10 amps of current. Tech says no temp sensor in Edelbrock kit. We've had an instance or two where end users unknowingly try to run too big of a pump and damaged their ECU. Hope to have car Friday. Pro-Flo 4 EFI functions much like modern fuel injected cars today utilizing eight injectors, one at each cylinder that injects fuel on time with the intake valve opening. If you are having trouble logging in: After our recent server move, some members have reported having trouble logging in or staying logged in. Pro-Flo EFI; Pro-Flo 4; If this is your first visit, be sure to check out the FAQ by clicking the link above. The Pro-Flo 4’s key advancements are in the all-new compact and water-resistant ECU, which features a faster processor with an upgraded Bluetooth chip for more reliable connectivity with the system’s E-Tuner app. Have you checked that the in-tank pump is within the current spec of what the Pro Flo 4 system requires? engines is equipped with the latest in technology and features. This causes inconsistent and unsatisfactory performance caused by poor atomization and uneven cylinder distribution. Looks close. Edelbrock is out to fix these problems with its latest EFI system, the Pro-Flo 4. Edelbrock stopped making their TBI system to focus on the Pro Flo. I know Edelbrock is more expensive, but I’m of the buy once, cry once mindset. Early. The Pro-Flo 4’s key advancements are in the all-new compact and water-resistant ECU, which features a faster processor with an upgraded Bluetooth chip for more reliable connectivity with the system’s E-Tuner app. Which is why Edelbrock’s Pro-Flo 4 EFI Systems caught our attention. 1966 GT 2+2 - 347, Pro-Flo 4 EFI, Tremec T5Z 5 speed, 9” rear and a bunch of other cool stuff. Since 1938, Edelbrock has manufactured its core products in the USA for quality and performance. Holley Sniper or Edelbrock Pro Flo 4? Unlike regular throttle body EFI systems, Pro-Flo 4 features the fuel rails and individual injectors for each cylinder mounted on the manifold. You may have to register before you can post: click the register link above to proceed. Dennis looks tall?!! The Victor is about 1" taller in the front, then the RPM....but the throttle body is about 1" shorter then a carburetor. Edelbrock Pro-Flo 4 … Pro-Flo 4 is a Sequential Port Fuel Injection system. Holley Sniper or Edelbrock Pro Flo 4? You may have to register before you can post: click the register link above to proceed. The EFI system comes complete with a traditional 4150-Style satin finish single plane intake manifold and 29 Lb/Hr injectors capable of 450 HP with 58 p.s.i. Pro-Flo EFI; Pro Flo; If this is your first visit, be sure to check out the FAQ by clicking the link above. Here I am showing the installation of the Pro Flo 4 fuel injection system.The car is a 1969 Ford Mustang with a 410 cui Ford small blockPlease Subscribe! I appreciate your thoughts. engines is equipped with the latest in technology and features. The use of a laptop PC is not required for tuning. El Paso. After this I can’t start the car. Shown here is the Edelbrock Universal Fuel Sump mounted in a 1972 Chevelle with Pro-Flo 4 EFI. To start viewing messages, select the forum that you want to … Pro-Flo 4 EFI systems feature a high performance Edelbrock intake manifold with a 1,000 cfm throttle body, fuel rails and individual injectors for each cylinder. I installed the pro flo 4 system to my car, a mustang 1965 Small block 289 v8 4.7 When my car is running in the garage I have no problems. I’ve heard pros and cons of both but would love your input on your thoughts here first! Pro-Flo 4 EFI systems feature a high performance Edelbrock intake manifold with a 1,000 cfm throttle body, fuel rails and individual injectors for each cylinder. Features the fuel rails and individual injectors for each cylinder mounted on the.... 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