A setup like this provides that classic look with the performance of modern fuel injection! It also came with an LT1 style 58mm throttle body complete with TPS sensor and Stepper Motor Idle Valve (IAC). EFI Complete TBI Conversion Kit for Stock Big Block Chevy 454 7.4L. -Jack Installs Fuel Injection in his Dodge, Artist Roads Sandy's Stained Glasshttps://www.pinterest.com/pin/552605816752050167/, If you love classic and vintage RVs then come Join us. Do you need a system installed and tuned? Several companies are now making bolt on kits.
With the conversion to multi-port fuel injection we should see a bigger improvement in fuel economy, along with more power potential. It should also be as just about as well mannered as any new vehicle on the road, definitely a far cry from a typical 60’s or 70’s era carb’d motor. If you haven’t already viewed those articles and the videos that are a part of each then they’re a good place to start particularly if you’re new to EFI and looking to convert a carb’d vehicle to EFI, whether it’s a SBC or not.
JOIN HERE NOW! So yes, you can do this cheaper than we did it, your driveability and economy results should remain much the same if you do, though ultimate power potential is likely to be higher on the aftermarket unit we chose, and we have some plans for this car when we’re finished with these articles so we went ahead and went for the higher dollar induction setup. Vortec 4.3L 5.0L and 5.7L engines from 1996-2002 have been found to be very sensitive to fuel deposits in the fuel injectors. Seller assumes all responsibility for this listing.
Shop 454 Chevy Big Block V8 Fuel Injection Systems and get Free Shipping on orders over $99 at Speedway Motors, the Racing and Rodding Specialists. I used to consider an after market throttle body EFI on my carb engines but was hesitant to spend like $700 they were back then figuring it wouldn't pay out driving maybe 3000 miles a year. We will see the results when this project is completed.
Cooling running engines as well and those are all very important in the air.
I probably will do that, but it may be a little while later. We solved this using a Spectre bracket that bolts to one of the main manifold bolts. A virtual tour of a 1981 Tioga RV by Fleetwood!
It will give us a bit of room to grow and we can always swap in bigger injectors when we’re ready.
Please enter 5 or 9 numbers for the ZIP Code. We will likely continue on in this series of articles, in fact very soon we have plans to add forced induction to this beater of a motor to see just what we can get out of a 70’s smog era 2-bolt 350. I am sure that I can get to 10 MPG, and it is possible that I might approach 12 MPG.
It’s time to make this motor put out some better numbers in a bigger way.
Our systems deliver more power and a better throttle response, giving you the performance you need.
Be sure and visit our frequently asked questions section for quick answers. Holley Sniper EFI 550-511K 4 Barrel Fuel Injection Conversion Master Kit Black, 302000 06 Fast Ez Fuel Self Tuning Multiport Injection Kit, FiTech 30003 Go Street 400 HP EFI Fuel Injection Converter Conversion Kit, FiTech Fuel Injection System 30021; Go EFI Classic 550 HP TBI Black Anodized, Holley Sniper EFI 550-511D 4BBL Fuel Injection Returnless Master Kit Black. Carb-To-EFI Part2: Adding Ignition Control (HEI8), Carb-To-EFI Part3: Converting to MultiPort Fuel Injection (MPFI). My dilemma is: is the 37 year old camper worth the investment even with the low miles?. Holley is quickly becoming The New Standard In EFI! It’s the easiest, most refined, feature-rich system that money can buy. Holley carburetors have powered every NASCAR® Cup team and nearly every NHRA® Pro–Stock champion for four decades. I have heard numbers as low as 4 to 6 mpg yet have stated, my purpose is to achieve a 10 mpg fuel econ. Don't see what you're looking for? MegaSquirt Carb to EFI Conversion: Part 3: MPFI Conversion. If you reside in an EU member state besides UK, import VAT on this purchase is not recoverable.
The FiTech 30021 EFI System and the FiTech 30005 Easy Street EFI are some of … The manifold drops into place with very little drama. It’ll idle up and warm itself up just like a much newer OEM car. Excludes: Africa, Asia, Central America and Caribbean, Europe, Middle East, Oceania, Southeast Asia, South America. Older cars have carburetors, but electronic fuel injection (EFI) offers greater fuel efficiency and improved performance. Hi Jeff, I have a 1977 TravelCraft with the Chevy 350 with the Time tested Q jet 4bbl carb, 400TH transmission with less than 20k miles and was interested in doing the swap as well. MS2 ECU Configured as per the above article.
In our testing, on our weak motor, the Holley 900cfm TBI did not make more power, but instead made less (yes this surpised me too).
I would like to open the floor to discussion and here from some who have actually done an EFI conversion and what they experienced and what they recommend.
(Click this link if you’d like to check out/purchase our book. In aircraft racing we have been converting automotive engines that were normally carb based to EFI and have realized fantastic benefits in power and reliability. As you may know the early style Central Sequential Fuel Injection (CSFI) or Spider units tend to fail overtime. First we removed the GM TBI setup we had on the vehicle and the wiring that was run to this we simply stuck out of the way for now. I have purchased a Airstream Argosy with a 454 GM motor. Details about EFI Complete TBI Fuel Injection Kit Stock Chevy 454 7.4L … GM 4.3, 5.0 and 5.7 Vortec Injector conversion.
Each individual tuner, whether that’s you or a professional, is responsible for making sure the EMS is properly tuned before driving! My plans to continue to improve the mechanicals and Fuel econ are a move to TBI EFI to replace my carb and a 4 speed OD trans such as the 700R4 to gain fuel econ by lowering my cruise RPM from 3000 ish to 2200 which will also keep my engine in its powerband based on the performance cam grind. We'll be adding Hilborn fuel injection to our lineup this year. We’re making more power than it’s ever made. The unusual thing is that the speedometer section in that instrument is rather accurate in comparison with the GPS unit.
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There just seems to be this discrepancy with the miles actually traveled. With the fuel economy (?) These "tall stack" injection units are unmatched for their nostalgic appeal. As we’ve mentioned in previous articles the MS2 Manual on MSExtra.com covers some tuning basics. The timing should not have changed any, though if you’d like to be cautious you could pull a few degrees while retuning the fuel in case you run it a bit lean at some point, this will help make things a bit more forgiving. (Photo Courtesy Ed Taylor)
Having the modifications to the exhaust system made now before it is installed seemed to be a good idea in preference to taking the exhaust system apart later for the welding of the O2 Sensor buns then. Two piece intake with lower manifold and upper plenum. For additional information, see the Global Shipping Program.
(All Certified EFI Dealers are factory trained.). Holley is quickly becoming The New Standard In EFI! Pretty straightforward setup here– it’s much the same as the setup used for Part 2, where we converted to computer controlled HEI ignition.The only major difference is that there are now eight injectors instead of two. We install an EFI kit on a Chevy 350 engine of a 1987 Chevy El Camino to show how to modernize your Chevrolet musclecar with an electronic fuel-injection system for Chevy engines. Report an Issue | The package even included a built in fuel pressure regulator on the fuel rails.
One thing that I should say now is that I do not expect this series of modifications to "pay for itself" with any savings in fuel.
But we didn’t want to stop there, we wanted to continue on in an attempt to show you just how good it could be.
I chose to use that method when I discovered that the odometer in the motor home was about 10% optimistic; I was not really going as far as it was indicating. How to fix your RV Gray or Black water holding tanks! So no digging at the junkyard this time, we ordered up Holley part#81504001. Precise air fuel metering will minimize cylinder washout due to a to rich mixture which also results in oil contamination and valve train damage due to to lean. The goal of the first two articles was to get you up and going on a setup using as many junkyard available parts as possible, keeping the total bill as low as we could and showing just what can be done, what gains could be made not only in power but also in mileage and in drivability, which is where the biggest gain was in the TBI setup over the previously tested carb configurations. Learn more at Holley.com. However, I'm glad I waited because each time when I went from Throttle Body to now the Chevy 454 Vortec MPG (but also with Overdrive) has improved each time versus my old carb engines.
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