65 coupe,351w,C4,Big Boss 429 hood scoop,8" 3.40 TracLoc. now my question is. They can be used as just a crank speed input as well as providing a cam sync signal, for sequential fueling operation. TBI kits feature the same throttle body air entry area design that powers every NASCAR Sprint Cup Series™ car! Fortunately, Holley has another product that can solve that: Hydramat.. Holley EFI distributors are designed to plug and play with Holley EFI systems. Together with the unburned fuel in the exhaust system and an open exhaust, the sparking results in the explosion associated with backfires. EVERYTHING YOU NEED TO KNOW ABOUT MSD CRANK TRIGGER SYSTEMS. Trust me--you can handle it from here. Posts: 22791From: Reno Nv M&M #1240 Registered: Apr 2001. Holley has been the undisputed leader in fuel systems for over 100 years. and such.....(it all started when i putted on a set of … when i convert them to hg, i get 17-18 hg, which is a much better vacuum. Browse our technical documentation and downloads for information on Terminator EFI. Relatively newer models do … profile | register | preferences | faq | search, Posts: 326From: Arkel,Zuid-Holland,HollandRegistered: Jan 2003, i asked a qeustion about my Stang a little while ago, it was continuisly backfiring and i couldn't get it right, everything seemed to be right, timing, advanced timing. 1964 F100 466 zero decked fuelie 7cc dish pistons, with RHP 2.11 1.65 budget D3 heads, Voodoo cam 219/227, rpm intake, Holley Terminator EFI, MSD Ignition, MSD FORD TFI Distrbutor, 4R70W Trans with Baumann Re-cal kit, US Shift electronic Trans controller with B&M Megashifter, 2500 Dirty Dog Convertor, 3.50 gears with detroit locker. Are you ready for professional grade vehicle management? Stalling in gear or at a stop: In the Holley EFI software (LINK), look at where this happens on the Base Fuel & Timing Tables. the vac line come out of the TBI and goes into the MAP sensor, i put a T in that line, and attached my vacuum gauge ?/backfiring solved!!!! What if I told you there was an economical way to put an end to cold start issues, hesitations, vapor lock, and even flooding? This LS-Swapped 1973 Datsun 240Z Is The Epitome Of Show And Go. and if i'm correct the power valve is still ok, the carb has an blowout protection.. i will keep you guys informed about this....!! Scorpion rocker arms in the stock ratio (1.7:1) are used to activate the valves. exhaustLobe separation: 107 degrees intake/117 degress exhaustPeak horsepower rpm: 5,000Peak torque rpm: 3,500RPM range: 3,000-6,500, World windsor jr Heads 1.94/1.60 valves.Mallory unilite ign. Choose From: + HP EFI. 20/25. Also, the IAC Position is supposed to increase when you shift the transmission into gear (LINK). The electric choke was being put on by the carb everytime i touched the gas.., so i ripped i off.... car ran better right after that... but when i floored it ... BANG....a intake backfire and the engine went [email protected]#$%, we've try-ed every setting again and again on the carb, ignition. Stalls right away and giving it throttle makes it worse (backfire). That work continues today through Holley’s market-leading EFI products as well as through Holley’s family of best-in-industry brands. I even heard a little backfire. from Evansville,WI We're working on a 350 SBC, we just finished putting a Holley street dominator manifold, lunati cam, and Holley 4160 750 CFM carb. Please join us at our NEW Mustangsandmore.com forums located at this location. All Rights Reserved. Roger on Yard Full of Neglected Chevelles, Impalas, Novas, and 1955 Chevys!! Here are the specs: Holley 750 vacuum secondary (3310) Holley main body w/ choke air horn 74/84 jetting, 6.5 Powervalve, .031 sqtr Aftermarket Secondary metering plate (no idle screws on it though) Vac advance is hooked to manifold vacuum balanced. if theres anyone who knowes an correct jetsetting , please let me know, just for the "fun" ,i want to try this carb out...and have some value for my money!! The ratio of air to fuel in the mixture gets skewed in favour of fuel i.e. For over a century Holley has driven the cutting edge of fuel-system design. 9mm FMS plug wires, Weiand Stealth intake . $72.63-$214.95. It felt like it was flooding out at low speed, low RPM. Using the handheld and Wizard I chose the 2nd duration option for cam (MS3 is 238°/242° at .050". We get a backfire through the carb if you open the throttle quickly. NOTICE! Now you just get in and go just like a new car!". Jeff on Carburetor to Holley Terminator EFI Conversion on a 396 Big Block Chevelle!! 5.3L with SS2 cam and LS6 intake. 2021 Dodge … They can also be used for crank and cam signals for Coil-On-Plug applications with COP cap part number 566-101. Holley Terminator EFI fuel system plumbing kits provide everything needed for a complete supply fuel system for the Terminator EFI self-tuning engine management system. Ryan on Government Seized 1969 Z28 Camaro RS Found Parked Since 1971 With Only 19k Miles! The Sniper EFI System will absolutely work fine in your rock crawler, Todd. Now the problem was the Holley carb(600cfm vac sec.)!!!! The design includes dual Hall Effect sensors for the crankshaft and camshaft signals. "We chose the Terminator EFI for our ’65 GTO project for its easy start-up, reliability and forget about it approach to driving the car. From propelling the LS-, Coyote-, and Gen 3 Hemi-swap trends, to continuously innovating late-model and vintage vehicle performance, Holley’s commitment to its customers and their cars is at the core of everything we do. Please notice this is a brand new message board, and you must re-register to gain access. Backfiring through the exhaust is a result of problems arising out of rich fuel mixture and out-of-turn sparking of spark plugs. When I converted from my Holley Terminator I fogot to change my acceleration enrichment from TBI to MPFI. The Terminator EFI is a direct swap for any 4150-style square-flange carburetor. If you use the Sniper EFI Software to configure your HyperSpark ignition you must use version 1.1 Build 2 or higher. The old Mustangsandmore.com is a read-only archive. The challenge will be what you call the "right fuel system". Please notice this is a brand new message board, and you must re-register to gain access. ECU can then be used for boosted, nitrous, and many other applications in the future as you desire. When I went to start it up, it would crank and crank and crank before it fired up. Do you need a custom kit built for your application? Holley Dominator Vehicle Management System. That work continues today through Holley’s market-leading EFI products as well as through Holley’s family of best-in-industry brands. The Holley HP EFI ECU, however, maintains all the engine controls. Learn how to download and update your Terminator EFI software. there is more fuel and less air. Erik has narrowed down the issues to the fuel system, and replaced the fuel pressure regulator TWICE!! + Avenger EFI. … Please join us at our NEW Mustangsandmore.com forums located at this location. sparkplugs/wires. Holley carburetors have powered every NASCAR® Cup team and nearly every NHRA® Pro–Stock champion for four decades. HOLLEY RENDERED RIDES: WHAT IF DODGE BROUGHT BACK THE MAGNUM AND MADE IT A HELLCAT? cam lift: 214 intake/224 exhaustGross valve lift: .472 in. Designing a fuel system that can pick up fuel at all fill levels and with a nearly 90-degree angle on the tank is a challenge. Top brands like MSD, Flowmaster, Hurst, Accel and many more make up the industry’s leading offering of enthusiast-driven products to deliver robust, complete performance solutions for builders, racers, and drivers. 19. [M&M Restoration & Tool Supply Store]. All Rights Reserved. Holley Terminator EFI Fuel System Plumbing Kits. Do you need a system installed and tuned? Stang72 Gearhead . … Although … Determine if it's stalling due to a rich or lean condition. Problem is after it warms up for a few minutes it will pop through the intake with if I rap the throttle. Now have a 6.0L with 862 heads, LS6 intake/fuel injectors. i will try this setting. - Handheld powers up - Wizard has been run with correct Non Timing Controlled Ignition setup chosen - Fuel pressure has been verified at the Sniper EFI throttle body and is between 55 & 65 psi - All wiring has been tied away from potential hazards such as the exhaust, fans, pulleys, spark plug wires, 12 Volt accessory wires, the ignition coil and ignition coil wiring. Terminator EFI System for your ride! [M&M Mug Shots] They are … Topic: Holley Setting?? Very … everything....believe me..After trying for 2 days , my headache was at its peak .. i toke a expensive guess and bought an Edelbrock carb...1404. bolted it on.....all my problems were gone.... the thing ripped up the Street!!!!!!! Holley HP EFI Series + Dominator EFI. I have my doubts about the Holley, i bought it brandnew (part no 80457-S 4160 600cfm vac sec.) so this thing must work?????right???  Pay specific attention to the O2 … Gerald S on Carburetor to Holley Terminator EFI Conversion on a 396 Big Block Chevelle!! We're trying to tune it and set the idle. Holley EFI; Terminator X EFI; LQ9 Backfire through exhaust won't idle initial startup; If this is your first visit, be sure to check out the FAQ by clicking the link above. sparkplugs/wires. Drivetrain Mounts, Engine Plates & Spacers, Direct Fit Remote Mount Twin Turbo Systems, Distribution Blocks, Filters, Adapters and Fittings, Microswitch and Solenoid Mounting Brackets, No computer experience required - hand-held tuner included - Simple multiple choice set-up wizard, Upgradable to complete laptop control without buying another ECU, No laptop required - Simply bolt it on, feed it a few basic answers and let Terminator EFI take control of your ride, Carb-to-EFI conversion kits, GM LS direct replacement kits, and GM LS 4BBL TBI kits available, Kits available with additional 4L60E/4L80E transmission control capabilities, Self-tunes instantly to deliver the perfect air/fuel mixture in real time for optimized fuel economy and power, Virtually maintenance free - keeps your vehicle reliable and ready to drive, ECU fully potted and sealed for protection from vibration, dust and moisture, Terminator ECU can be EASILY updated to Holley “HP” ECU specs with a free online software download. Speedpro pistons 9.5 comp.Crane Rollers rockers, Ford Motorsports hydr.flat tappet camshaft 6250-a312 Advertised duration: 290 intake/300 exhaustDuration at .050 in.