Fitech Efi Running Rich

You may have to register before you can post: click the register link above to proceed. ratio and get that part of the tuning process straightened out. Full Answer. , purchased through CJPonyParts. Test fuel pressure with a fuel pressure gauge. A more realistic light-load, cruise A/F mixture for a stock carbureted engine running on reformulated unleaded gasoline is in the 14. If it is a faulty O2 signal then running the computer in open loop should just force the system to run off of the tables. I have a separate wire direct to battery for the +12 volts, the white wire (key) has +12 volts in the on and start position, also. I wanted the more precise Air to Fuel ratio that EFI offers. That is awesome. Since the camshaft dictates so much of the running characteristics of an engine, camshaft consideration when choosing EFI is equally important. Air/Fuel ratio is one of the most important things to know when tuning your engine. "Enthusiasts that are realizing that electronic fuel injection systems run better in the cruisers are really going to see the biggest advantage in converting to a self-tuning EFI system. Maximum power is generated with an air/fuel ratio by weight of 12. Find helpful customer reviews and review ratings for FiTech Fuel Injection Go EFI 4 - 600 HP System - Power Adder - Matte Black -30004 at Amazon. Fi Tech EFI running rich I installed the Fi Tech on my 68 and it runs great, however, if the RPMs are below about 2500 it stumbles if I step hard on the gas. This whole time of building my SBZ (75 280z w/ SBC 350), Ive planned on running the Holley Street Avenger 670CFM carburetor. But if after testing, it is determined that you need a engine, We can take care of you at our facility. It can then miss compensate and lean the engine out thinking it is rich. But I had a friend talk me into thinking about an EFI system, specifically the FiTech GO EFI 4. Perhaps the O2 sensor has kicked the bucket and if the brain is sensing the O2 sensor isn't responding and deciding not to hit the injectors? Damn, I had it running a few weeks ago, too, because I installed a new fuel pump and started it for that. 3 V6 engines, and he has said those are drying up in the boneyards. If the over-rich condition returns, I think what you may be experiencing is a very common problem where there is a leak in the exhaust system that is causing the over-rich air-fuel ratio problem. I had all the accessories done as well. Post your general EFI tuning questions here. Note: Running nitrous oxide in your engine can be very dangerous, and the above document is intended on helping you understand generally how it's done. I'm beyond happy with this purchase. I have the FiTech EFI on my 1975 Ford. The is an introduction to tuning with a programmable electronic fuel injection ECU. and a $540 Aeromotive Phantom 200 EFI sump pump kit and plumbing brings the EFI to ~$1700, but the added drive-ability pays for itself and I can sideline the manifold until next year when I can pick up a second Holley Sniper. IMHO I would consider FiTech's EFI system. The truth is that carbureted LS engines can make just as much horsepower and torque as ones running EFI (if not more), and when you couple that with the simplicity that a carb offers it’s easy to see why many gearheads go this route. it's a lot of work to ditch a carburetor. New cars are confusing. Marine EFI systems are built to different standards, since it's difficult to walk away from a fire. It learns fast. I just can't get the carburetor adjusted correctly and I really want to enjoy driving my Mustang on a daily basis. I didn't see any issues, but that shield did lower the temps. With the FiTech, the A/F was all over the place, sometimes too rich and sometimes too lean, and the drivability wasn't very good. My engine is running rich. Over at Chevelle. Anyone here successfully running an aftermarket EFI System, Megasquirt, Holley Hp, Sniper, Atomic, FITech? Post by clintonvillian » Tue Feb 12, 2019 3:16 pm Just curious if anyone is running any of the above. With ignition on pump shows 50 odd psi. Since the mid-1980's, carburetors have basically disappeared from production cars and trucks. What I mean is that if you are running 14. Avoid having to buy additional software programs, learning how to think in computer code, or relying on a questionable 3rd party tuner. Summit also has the master kit for Go Street 400hp + external fuel kit on sale for only $900 which is crazy tempting Now I just need to sell a few parts to cover the cost. An electronic fuel injection system therefore relies on a good electrical power supply to function, so you need to make sure your battery, battery terminals, and charging system is in top condition. Re: FAST EFI Installation on 200 Inline 6. $800 for this version (seen it as low a $650) The other neat touch that Fitech offers is a fuel command center for about $350. After much searching and numerous calls to FiTech I was directed to "Team Chevelle" forum. If I ever get around to building a hot rod, I'd probably go carb for simplicity. I only have two anecdotes with these "carb replacement" EFI systems. You may have to register before you can post: click the register link above to proceed. Sometimes if there are outside problems such as bad misfires, exhaust leaks, or any other situation that could cause poor readings on the O2 sensor, the system will try to compensate in order to keep the car running. Post your general EFI tuning questions here. FI Tech carb replacement fuel injection. From FiTech Owners Facebook Group It is generally accepted that the default Prime Shot value (258) is way too high. After the timing is set, borrow a hand-held wideband O2 sensor from somebody and weld an O2 bung on your exhaust just past the header or cast manifold, whichever you are running. I believe they pioneered the ECU built into the throttle body long before Holley came out with their version and FiTech's is lower priced. All Fitech EFI systems have learning procedures that the system uses to adjust the active fuel tables it is using for operation. The major benefits of efi are ability to run well in all weather/altitudes and can be much more efficient. The FiTech fuel delivery kits also feature two billet aluminum fuel filters, push lock hose ends, and a mounting clamp for the electric pump. So now I have a spare. To be completely non-biased in our approach, sure we're EFI guys, but if the carb shows a pro over EFI somewhere, great! I'm confident…. They have a FiTech forum that even FiTech themselves could probably learn a thing or three from IMO. Enter FiTech and their fuel injection units. The engine is a 468ci big-block with a mild hydraulic roller cam, a TH400, a warmed-over converter, and 3. New, used and rebuilt parts for 66-77 Ford Broncos, 78-79 Ford Broncos and classic Ford Trucks up to 1996. Everything is tunable so you will learn tuning. 09 intake and 1. I followed a thread on this forum where a member put in a Holley EFI, and at week 40 it still was not working. 460 EFI running very rich - posted in 80-96 Ford Truck Tech Support: I just got an 88 F-Super Duty with a fuel injected 460, and it is running very rich. The FiTech Go EFI System is the industry's. FiTech MeanStreet and Edelbrock EFI Sump install If this is your first visit, be sure to check out the FAQ by clicking the link above. This way the fuel trim wont be compensating for the increased pressure. Any ideas? Wondering if injector stuck open maybe. Find helpful customer reviews and review ratings for FiTech Fuel Injection Go EFI 4 - 600 HP System - Power Adder - Matte Black -30004 at Amazon. First, there is the obvious--the system has to learn. Install process was very simple for the EFI unit and wiring. Possible explanations: a. In the fall of 2016 I installed the FiTech GoEFI 600 fuel injection system in my 1978 Corvette. They just don't suit my needs so I didn't look to hard at them. He bought a Blueprint engines 383 stroker engine, Summit Racing CDI box, Summit Racing distributor, and naturally an EZ-EFI system and required parts. This is running WAY rich, and did so from one start & drive, to one an hour later, which is what had me puzzled. If you must go EFI, Holley's basic pro-jection unit is as close to a bolt on, standalone and rugged EFI system as you'll get. Not only did the truck drink less fuel, it gained some drivability. So now I have a spare. 5 AFR under boost. What manifolds work best, what off-the-shelf TBI systems work best. I just can't get the carburetor adjusted correctly and I really want to enjoy driving my Mustang on a daily basis. The fuel pump is not coming on when I first turn the key on. If you have a dual channel meter you could even tell what side of the engine it is on. FiTech Go EFI 8 Power Adder Plus 1200 hp fuel injection systems are for gearheads interested in major power for road courses or the race track, while maintaining overall drivability. I did find one forum post on a hot rod site that claimed the Sniper system ran better than the FiTech it replaced. So I went to have it smogged and it is running 'rich' The car is driving excellent so, I dont get it. ) Running winter fuel in warm weather. Just finished up install yesterday, its running super rich and will not idle. 7:1, so at 12:1 the engine is running rich. From what I've researched the FAST efi unit is pretty fool proof and has been in the game for a while now. A qualified mechanic can troubleshoot,. If the user then knows the stoic, lean, and rich ratio's for gasoline, he can apply those numbers to any fuel used and it won't matter. Rich Gala, EFI expert at Billy Briggs Racing Engines, explained where the self-tuning EFI systems really shine. They perform a set function based on rules and information stored in the ECU, with all the freedom digital control systems allow. Ok, contemplating the efi conversion for my 67 390. The two basic types of electronic fuel injection (EFI) in use today are Throttle Body Injection (TBI) and Multi-Point Injection (MPI). The cruise mixture on a low boost, mild cam engine would be 1 to 1. Installing FiTech EFI’s $1495 Ultimate Induction LS Kit! Dakota Digital HDX Gauges – First Ever Review And Installation! Holley LS Fest 2016 – Videos Fuel Injection Made Easy With FiTech EFI! SEMA Preview: Timeless Kustom’s Vicious Mustang Half Priced More Door 1955 Bel Air Making The Drive – Update For Hot Rod Power Tour 2016. Classic Industries offers a wide selection of 1957 Chevrolet Bel Air parts, including 1957 Chevrolet Bel Air interior parts and soft trim, 1957 Chevrolet Bel Air exterior sheet metal, 1957 Chevrolet Bel Air moldings, 1957 Chevrolet Bel Air emblems, 1957 Chevrolet Bel Air weatherstrip and unique accessories, to nearly every nut and bolt needed for installation. Hey everyone. I could get it running easily. Classic Industries offers a wide selection of 1957 Chevrolet Bel Air parts, including 1957 Chevrolet Bel Air interior parts and soft trim, 1957 Chevrolet Bel Air exterior sheet metal, 1957 Chevrolet Bel Air moldings, 1957 Chevrolet Bel Air emblems, 1957 Chevrolet Bel Air weatherstrip and unique accessories, to nearly every nut and bolt needed for installation. Proper timing is essential for a proper running engine. Anyone running this EFI or another EFI that manages nitrous? I have the Fitech Power Adder 600 installed on my 1972 F-100 with 428. But spark plugs can go bad for a number of reasons and are one of the leading causes of misfiring. The FiTech 70011 Ultimate LS EFI kit is the ultimate LS ECU for DIY enthusiasts who want full control over their engine and transmission. If there is a leak ask yourself:. Pink Wire must be attached to a 12V+ switched source that has voltage during cranking and run positions of the ignition switch. Shown are a stock with Pertronix conversion (left), Mallory Unilite (right), and Ford Duraspark (below). 1 Holley Sniper EFI system will run $1000, plus a $150 fuel tank from Tanks, Inc. They are sealed against the elements in an engine compartment. So I went to have it smogged and it is running 'rich' The car is driving excellent so, I dont get it. >> Would you do it again? Yup. The main factor driving this was emissions compliance and fuel economy standards but everything has improved because of it. Anybody tried running a carb'd fox, 85 and earlier, through a smog check with a FiTech efi setup to see if they catch it? There's a unit that looks a lot like a carb, and Holley makes a similar product as well. Avoid having to buy additional software programs, learning how to think in computer code, or relying on a questionable 3rd party tuner. I recently converted from a Cliff's 800CFM Quadrajet to a FiTech EFI system. A whirring sound can be heard coming from the engine when the fuel pump is working correctly. Have them Tune it and make the adjustments on the Dyno. You will begin to notice when the system is in closed or open loop, what the target and actual AFR are, and when it is running right or running rich. Also, does running cats with a carburetor get rid of the exhaust smell. The is an introduction to tuning with a programmable electronic fuel injection ECU. Carburetors have a greater intelligence and will not do this to you. the back 2 cyc are running rich to the point of fouling the plugs. Both FiTech, and both bad. Our 1978 Jeep J10, project Piggy finally got a fuel injection system. New cars are confusing. If the plugs are fouled the system will never be able to correct itself even if its set-up right. >> Would you do it again? Yup. Holley's products also include performance fuel pumps, intake manifolds & engine dress-up products for street performance, race and marine applications. Anybody tried running a carb'd fox, 85 and earlier, through a smog check with a FiTech efi setup to see if they catch it? There's a unit that looks a lot like a carb, and Holley makes a similar product as well. Since the camshaft dictates so much of the running characteristics of an engine, camshaft consideration when choosing EFI is equally important. Moving-forward with our guides to late-model GM performance machines, GM EFI will document the third-generation Camaro, it’s models, special editions, features, options and production totals, along with its place and significance within its now six-generation lineage. You must prime and properly wire your fuel commander, start it dry and count on problems. I like many others have purchased a FiTech TBI and due to it being so new there really is not much out there on it when it comes to tips and tuning. Pull the EFI throttle body off, bolt the carb on, and rig it up with an "IV gravity" feed fuel bottle. Creating an extremely rich condition. 96 or 98 jets i think have been thinking of even going bigger carb and jetting to AF ratio have heard i think thru this site that a bigger carb will let you pull more boost changed pulley but also changed cam to a 268 comp cam did have a 270. There is no long term fuel trim to look at but from the short term fuel trim that I can look at it does seem the car is running rich in the city but not on the highway. , purchased through CJPonyParts. Everything is tunable so you will learn tuning. But never ever forget there is a second learning going on--your own. Faulty or Fouled Spark Plugs, Spark plugs provide the spark for the ignition of the fuel/air mixture in the combustion chamber. Rich Gala, EFI expert at Billy Briggs Racing Engines, explained where the self-tuning EFI systems really shine. 1998 Mitsubishi Galant, manufactured fall '97. Which basically sucks right now with trying to keep the motor running at or below 800 rpm and shifting in and out of gear. The objective here is to get you comfortable with the software, navigating it, etc. does anyone know how and or the best way to adjust a carborator thats running real rich? its a oem original carb 2 barrel on a 1967 fairlane 500. – carb charts recommend 760 cfm. Every part of the Holley Sniper EFI Systen installation is a breeze but a few folks are challenged to get the idle rpm set correctly. Pink Wire must be attached to a 12V+ switched source that has voltage during cranking and run positions of the ignition switch. Please follow the post completely for details of the process. FI Tech carb replacement fuel injection. Hello, I recently installed an EZ-EFI system into an 85 corvette for a guy. The throttle body is adaptable, so if the fuel command center ends up on the right or left side of the engine bay, the fittings can be swapped out to connect the high pressure fuel line to that side of the throttle body. First run hen your wY to rich on fuel and not enough timing! Hahahah. Edelbrock is running a ONE DAY promotion and it’s a doozy, 10% off EVERYTHING! Crate Engines, Superchargers, Engine Blocks, Cylinder Heads, Intake Manifolds, Carbs, EVERYTHING Edelbrock & Russell sells! SAVE 10% off EVERYTHINGfrom Edelbrock & Russell this HALLOWEEN The prices online reflect our regular selli. Idle Trim Jump Neg = Fuel trim works in a saw-tooth pattern – for example if the engine is lean, there is a slow increase until rich, followed by a sudden jump lean. Sometimes if there are outside problems such as bad misfires, exhaust leaks, or any other situation that could cause poor readings on the O2 sensor, the system will try to compensate in order to keep the car running. Not only did the truck drink less fuel, it gained some drivability. Thank for the input. The handheld is working but when I go to initial setup I get "ECU no response". EZ-EFI Running really rich. In the fall of 2016 I installed the FiTech GoEFI 600 fuel injection system in my 1978 Corvette. works well trans adapt offers 1/2″ laminate type. Once running you can set your initial timing, and eliminate every other question listed above. On the VE map, which is where you adjust the fuel that the injectors deliver, there will be a highlighted square that shows where on the map the engine is currently operating. Looking at either the Sniper or FItech, their 650 and 600 HP middle of the pack units. These handy little units are smaller than a traditional carburetor but pack a ton of technology into them. Once the engine reaches running temperature the idle changes to a very rough shaky uneven idle. We carry GM's complete line of (CPP) Chevrolet Performance Parts, and Genuine GM automotive and truck parts! We also stock thousands of performance related components from over 200 aftermarket manufacturers such as Fitech, MSD, Proform, Edelbrock, Holley and many more!. Over at Chevelle. Not a good carb tuner by any stretch. EFI systems usually require roughly 44 psi, and a regulator that circulates the fuel from the fuel tank, to the engine, and back to the tank via a return line. You may have to register before you can post: click the register link above to proceed. Marine EFI systems are built to different standards, since it's difficult to walk away from a fire. Realizing that not everyone needed a super high-performance EFI system that kept up with wild cams or monster horsepower engines, Ken Farrell set out to make an EFI master kit that would change the fuel efficiency game for the rest of. Chevy Tbi running rich problem solving Truck Repair Car Facts Small Engine Ford Explorer Fuel Injection Problem Solving Car Stuff Chevy Engineering If your chevy gm tbi is running rich this will help you trouble shoot it and fix it Don't Forget to Subscribe today for more fact or fiction, diy ,how to car. Find helpful customer reviews and review ratings for FiTech Fuel Injection Go EFI 4 - 600 HP System - Power Adder - Matte Black -30004 at Amazon. 1998 Mitsubishi Galant, manufactured fall '97. Throttle Body Injection A TBI system is similar to a carburetor in that one or two injectors are located in a central throttle body that supplies fuel to the engine through the intake manifold. You can't tune a carb with the same accuracy as EFI over as many conditions as you really only have a few fuel circuits to play with and adjust. yes there is separate fuel pressure regulators on each throttle body, I don't know what boosted is running but u have the new hyper fuel system it is the next step up from the fuel command center and from what I understand it is working like it should, the way fitech wants this set up is from the tank with #6 lines to a regular fuel pump I am. As I stated in the original article, I really have no background in EFI tuning - and even less knowledge of computer programming, so, upgrading to EFI had to be idiot proof. If your engine fouled a plug, the reading would show a rich number. I like many others have purchased a FiTech TBI and due to it being so new there really is not much out there on it when it comes to tips and tuning. Backfire Under Load/Acceleration If this is your first visit, be sure to check out the FAQ by clicking the link above. The air/fuel ratio drops to about 10 when this happens, as soon as the RPMs come up, the A/F comes back up to 13-14 and it pulls like a freight train. Which brings me to another problem the Fitech EFI kit will not work with my current cam shaft due to the choppy idle. It has really poor throttle response, revs up fair, takes it's time to return to idel, I have changed the settings that are supposed to effect these problems and it seems to make little difference. EFI Conversion Suitable for Power Adders & Nitrous The Super Sniper EFI Self-Tuning Kits from Holley feature all the benefits of EFI for a carbureted engine and are a perfect option for street cars, race cars off-road vehicles or anything running high horse-power, forced induction or nitrous. I have run the positive cable to a Ford style solenoid mounted on the frame near the starter for dsitrubution to the rest of the car. It fouls the plugs in about 4 -5 minutes of running. An electronic fuel injection system therefore relies on a good electrical power supply to function, so you need to make sure your battery, battery terminals, and charging system is in top condition. this fitech efi package from pace performance is perfect for your daily driver, street machine, or bracket racer. EFI is not something I was overly comfortable installing. Find FiTech Fuel Delivery Kits 40005. Good reporting and feedback Bill, keep 'em coming. The correct carb properly tuned works better than F. Ok, contemplating the efi conversion for my 67 390. In the fall of 2016 I installed the FiTech GoEFI 600 fuel injection system in my 1978 Corvette. Idling in traffic pray a drive thru for 3-5 mins will bring the temp up to the 215-225 range. Realizing that not everyone needed a super high-performance EFI system that kept up with wild cams or monster horsepower engines, Ken Farrell set out to make an EFI master kit that would change the fuel efficiency game for the rest of. What Causes An Engine Run Lean? The internal combustion engine is an engine in which the combustion of a fuel occurs with an oxidizer (usually air) in a combustion chamber. Ensure you attach your vacuum advance line to the correct port on the EFI unit or you might have some rough idle issues. Once running you can set your initial timing, and eliminate every other question listed above. Auto tune works pretty good, but you are going to have to go in the VE table and lean it out a bit manually. While it ran great on my first 215, this one has a 282 duration cam and just seems to be too rich. The whole reason for the Fitech and the Holley Sniper to exist is to do away with the need to tune the running mixture. Ditch the carb and advance into the EFI world with FiTech's bolt-on throttle body fuel injection system. FiTech Fuel Injection is the number one choice of both amateur hot-rodders and professional EFI tuners worldwide. I'm running gas research at the moment. You can find this adjustment in the Advanced menu under Enrichment Fuel, then find the Cold Start heading. I am running a fitech throttle body EFI System which controls afrs. Sometimes if there are outside problems such as bad misfires, exhaust leaks, or any other situation that could cause poor readings on the O2 sensor, the system will try to compensate in order to keep the car running. Delivering as much fuel as possible within its limits. I especially like their Fuel Command Center that allows you to maintain the stock fuel pump and not have to run a return line back to the fuel tank. I've read a number of nightmare stories about the Command Center, none about the tbi unit. Post your general EFI tuning questions here. These new Ford F-100 carburetors will bolt on and run right out of the box and will deliver dependable performance and a smooth throttle response! In addition to F100 carburetors, CJ’s offers carbonators gaskets, spacers, fuel lines, intake manifolds, and everything else that you need to balance out the fuel/air mixture. 5 AFR under boost. This way the fuel trim wont be compensating for the increased pressure. Just tried new o2 sensor and no change. AFR will not come off of 12. The EZ-EFI 2. Also, the steel 4" pipe on my cold air intake was running at about 140 degrees, so I think I might need a heat shield around the air filter. 1998 Mitsubishi Galant, manufactured fall '97. We think it maybe caused by the adapter plate not evenly putting fuel in the intake. This is at an idle of 800 rpm and between 12 to 18 degrees of timing. It has dual wideband o2 sensors. In the garage it was running real rich (12. And we're back! This is a special edition of Big Chuck's Auto Body Center, and it's one which is super special to me because it represents the largest systemic rework and installation I've ever done on a vehicle: Vantruck is now no longer carbureted; instead, it has a FITech EFI system. 02-03-07 09:20 PM - Post# 1087137 In response to 2Loose Yes, you can use almost any type of EFI on a blower, but usually the "best" type would be a multiport system with the injectors on the blower intake manifold - because this allows the blower to remain "dry", and you can very finely control the amount of fuel fed to the motor. I have 4 different Fitech units & found they are too rich when starting usaully have to dial back the start fuel to correct do you have the programming unit. Simply bolt-on in place of your factory Holley or Q-Jet carb and the self-tuning system will eliminate cold start issues, hesitation, vapor lock and flooding problems. This system is perfect for your everyday Driver right up to your weekend Rock Crawler, Street Machine or Bracket Racer. - Verify Wiring - ECU must be powered and grounded directly at the battery and the battery is fully charged. 4L engine so it may be a bit rich. The FiTech 70004 Ultimate LS EFI kit is the ultimate LS ECU for DIY enthusiasts who want full control over their engine and transmission. Let's face it, I had no previous experience before this. They should be cold. All Fitech EFI systems have learning procedures that the system uses to adjust the active fuel tables it is using for operation. Every part of the Holley Sniper EFI Systen installation is a breeze but a few folks are challenged to get the idle rpm set correctly. The results I've only put 120 miles on the FiTech so far, but I have to say it's worth every penny. Ive been doing quite a bit of research, and it looks like a great product with a lot of benefits. Smart tech guys like Rick Ehrenberg write about the more precise fuel metering and cleaner running. Put some miles on it and that car is just radical all over the place. Auto tune works pretty good, but you are going to have to go in the VE table and lean it out a bit manually. I would keep the CFM around 600 or less. In the garage it was running real rich (12. If the over-rich condition returns, I think what you may be experiencing is a very common problem where there is a leak in the exhaust system that is causing the over-rich air-fuel ratio problem. As I stated in the original article, I really have no background in EFI tuning - and even less knowledge of computer programming, so, upgrading to EFI had to be idiot proof. All Fitech EFI systems have learning procedures that the system uses to adjust the active fuel tables it is using for operation. That is awesome. Now she's running like a champ. I am running at sea level. This combo ran great with an out of the box Holley 750 double pumper. This system is perfect for your everyday Driver right up to your weekend Rock Crawler, Street Machine or Bracket Racer. Comp Cam 274H extreme energy cam, Hurst shifter, Edelbrock 650 carb , Edlebrock rpm intake, th350 trans with 3000 stall converter, Fitech go EFI power adder self learning efi, Denso 240lph fuel pump, still have Edelbrock 650 carb that came on it. My recommendation is that you not do it at all, unless you can afford a new motor if something goes wrong. EFI Conversion Suitable for Power Adders & Nitrous The Super Sniper EFI Self-Tuning Kits from Holley feature all the benefits of EFI for a carbureted engine and are a perfect option for street cars, race cars off-road vehicles or anything running high horse-power, forced induction or nitrous. The price is great compered to others also! I bet there are some really bummed out aftermarket efi companies right now. I now carry a spare pump since finding aluminum shavings in the fuel filter causing the engine to starve for fuel. com FREE DELIVERY possible on eligible purchases. I have run the positive cable to a Ford style solenoid mounted on the frame near the starter for dsitrubution to the rest of the car. Avoid having to buy additional software programs, learning how to think in computer code, or relying on a questionable 3rd party tuner. Once you are at 2,500/3,000 RPM and climbing, as long as the engine is built well; why bother with FI/EFI? Fuel atomization is doing pretty good at these mid to upper RPM's. Upon first start and having the initial set up all dialed in, it will not start at all. Having run a performance shop with chassis dyno for several years I have had the pleasure/displeasure of installing and tuning several brands and eras of ECU's. Sniper System over the FITECH any day. They better follow suit quick!. Summit just doesn't have the pictures yet. The Go EFI 4 Self Tuning Fuel Injection is rated at 600 HP but is suitable for engines from 250 HP thru 600 HP. I also ran a ground cable from the battery that is connected to the engine. Even one that is basically an under bonnet surge tank with a EFI fuel pump inside that is fed by your existing factory mechanical or low pressure electric pump. Fitech efi running rich keyword after analyzing the system lists the list of keywords related and the list of websites with related content, in addition you can see which keywords most interested customers on the this website. I am running a fitech throttle body EFI System which controls afrs. If you think the air-fuel ratio is too rich with a cold engine, moving the adjustment with the minus button will remove some fuel. Next would be the ECU and wiring can't be close to the CDI box or coil wires. The Demon 850 runs okay when cold but great once I am up to operating temperature. I also ran a ground cable from the battery that is connected to the engine. My engine is running to lean, or is backfiring on acceleration. They solve it by adjusting the throttle blades on the throttle body. It has dual wideband o2 sensors. Thought I had a dying pump. The fuel mixture at idle speeds and cruise speeds seen most are idle CO of 1 to 3%. To run efi, you'll need to modify your fuel tank for an in-tank pump or just use a frame mount inline pump and figure a way for a return line. #fitechefi #fitech #hotaugustnights #hotaugustnights2019 #neverbuyacarbagain. After a few minor problems with the car itself and some minor tweaking , its a beast. Okay, so I picked up my Seville after having the camshaft and lifters done. FiTech in the field helping our our valued customers. Fitech EFI offers an LS system from harness & ECM to harness, ECM, manifold, throttle body, rails, injectors, etc. You can't tune a carb with the same accuracy as EFI over as many conditions as you really only have a few fuel circuits to play with and adjust. The AEM E85 Wideband O2 UEGO Gauge is a must for anyone that has started looking for more power from their engine. IMHO I would consider FiTech's EFI system. their Jeep efi kit was based off a GM 2. Well at least the fuel command center did. Anyone running this EFI or another EFI that manages nitrous? I have the Fitech Power Adder 600 installed on my 1972 F-100 with 428. I have got my FiTech 1200 Power Adder installed and so far my experience with it has been fantastic. Once running you can set your initial timing, and eliminate every other question listed above. The instructions from fitech are to swap the regulators so the 43 psi is in the FCC center. I've read a number of nightmare stories about the Command Center, none about the tbi unit. I live in Northern CA where it rarely gets below 30 degrees. I have the motor setup with a single carb right now and tuned with dual O2 sensors and it runs awesome. Read honest and unbiased product reviews from our users. Also the 02 Cross Count which, I've heard, should at least be 10 is often much less than that in the city whereas it is up between 15-35 on highway. Fitech has taken your needs into consideration and built an EFI designed for those who don't want extreme horsepower ratings but still want the advantage that EFI has to deliver. does anyone know how and or the best way to adjust a carborator thats running real rich? its a oem original carb 2 barrel on a 1967 fairlane 500. Now she’s running like a champ. 02-03-07 09:20 PM - Post# 1087137 In response to 2Loose Yes, you can use almost any type of EFI on a blower, but usually the "best" type would be a multiport system with the injectors on the blower intake manifold - because this allows the blower to remain "dry", and you can very finely control the amount of fuel fed to the motor. fuel issue ! fitech efi 400 starts up fine but it is currently running way to rich i can smell the fuel not only when driving but from out side the car 5 ft away what adjustment can i make to better this ?. >> Would you do it again? Yup. The only thing I can think of is the valve lash that may cause it but I have checked that. I was at home and bored so I figured I would do a write up on electronic fuel injection available today as well as some comparisons to older systems. Moving-forward with our guides to late-model GM performance machines, GM EFI will document the third-generation Camaro, it’s models, special editions, features, options and production totals, along with its place and significance within its now six-generation lineage. 58 comp set my timing to 30 full advance have a 750 mech secondaries demon running little too rich the way its jetted. Ended up saving the guys engine with EFI!!! I've done MSD Atomic, FAST EFI, and Fitech. section of EFI grade fuel hose is provided—suitable for both inlet and return hoses between the fuel tank and the engine. I had the cam ground specifically for this EFI system. the back 2 cyc are running rich to the point of fouling the plugs. FiTech represents the latest in throttle body fuel injection technology, with more for less. So what we'll have to do now is run it a bit richer than we'd like at peak torque and sacrifice some of that power to make sure we have a nice, safe air/fuel ratio up top in the rev-range. Smart tech guys like Rick Ehrenberg write about the more precise fuel metering and cleaner running. Enter FiTech and their fuel injection units. I used Holley 351W Hi-Ram EFI fuel rails for centering up the injectors. The Go EFI 4 Self Tuning Fuel Injection is rated at 600 HP but is suitable for engines from 250 HP thru 600 HP. It makes so much noise. Pull the EFI throttle body off, bolt the carb on, and rig it up with an "IV gravity" feed fuel bottle. The FiTech systems are good-when they work. However, there are many do's, don'ts, and rules of thumb that can be frustrating to learn the hard way. Rated 5 out of 5 by ncdeere from GREAT EFI especially for the price Installed on a 355 n a 78 Nova, I had all kinds of carb issues rich idle and a big bog. Also, does running cats with a carburetor get rid of the exhaust smell. AFR will not come off of 12. When he started, this was a good running carbureted 383ci sbc with a T56 manual trans and a small 4-71 supercharger. Every part of the Holley Sniper EFI Systen installation is a breeze but a few folks are challenged to get the idle rpm set correctly. I'm hoping that FiTech will help him get the issues addressed and corrected. It can then miss compensate and lean the engine out thinking it is rich. Backfire Under Load/Acceleration If this is your first visit, be sure to check out the FAQ by clicking the link above. When he started, this was a good running carbureted 383ci sbc with a T56 manual trans and a small 4-71 supercharger. Put some miles on it and that car is just radical all over the place. I'm beyond happy with this purchase. I have a 2000 mercury 200 efi, running really rich at idle and in low rpm ranges. This Startup Tuning method completely disables the Prime Shot and relies on Cranking Fuel and Afterstart Fuel to start the engine. Read honest and unbiased product reviews from our users. Performance EFI How to properly modify your EFI fuel system for performance applications By: Jim Roal. Ok guys, so I finished the 502 solid axle fuel injected monster. this may be old news, but for those running FiTech efi, I found a great youtube channel and also a forum dedicated to FiTech tuning. FI Tech carb replacement fuel injection. After much searching and numerous calls to FiTech I was directed to "Team Chevelle" forum.