Jul 27, 2015 when the finaldrive ratio of a mileage test vehicle was increased by 20 percent, the mileage at a 60mph cruise improved by 19 percent. Model a ford, zenith carburetor troubleshooting chart. Later carburettors are designed to comply with these laws. At very high rpm, a dual plane manifold will loose some efficiency. Everyday low prices and free delivery on eligible orders. At all other throttle positions, the mixture is either leaner or richer depending on whether the throttle is opened less or more. Dec 1, his super carburetor gave mpg on a inch v8 ford galaxy another big supporter of ogles invention was professor gerald. He made an extensive study and accumulated similar evidence in his research. Vacuum from the engines intake stroke causes a low pressure in the venturi. Go back to carb help index go back to main page carburetion basics. In my limited experimenting, when this thing gets to a certain temperature the air fuel ratio gauge goes off the chart and the power picks up like i have a tailwind.
I know exactly what everybody said in this topic, took me 2 days to read everything in detail. He made an extensive study and accumulated similar evidence in. Because of the high power losses in the carburetor, in the exhaust gases, and low power factor at which engines work, gasoline has never been delivered its theoretical potential. The most famous and most often copied high mileage carburetor in history. It is probably one of the best of all the books as to understanding catalytic cracking. Highmileage vapor carburetors prewarm the gas using exhaust heat pumped through an in. To make sure that your parts are in mint condition, its advised to use a carburetor rebuild kit. Many of the reports were welldocumented, which accounts for the continued interest in the unit. After servicing the problems where there but it was giving a mileage of 75kmpl but after i tuned the carburetor its mileage dropped suddenly to 54kmpl and it is still persisting since 6 months i got it serviced by another mechanic he has replaced clutch and accelerator cables,spark plug, cleaned the carburetor and clutch plates, still the same. The following should be checked on the engine prior to setting up the carburetor to determine if the situation will lend itself to optimal timing, or. Known also as 360degree manifolds, the single plane manifolds typically have large intake runners and a large, open plenum under the carb. The first fish carburetor was handbuilt in 1933 and tested by ford motor co 1934. I bought all the books, plans and patent papers and only dreamed of ever seeing or laying my hands on one. Apr 02, 2012 a small four barrel will yield better gas mileage then a big two barrel.
Model a ford, zenith carburetor troubleshooting chart common causes loose fuel line fitting, drain plug, filter strainer, gav, passage plugs, etc x float is set too high or a pin hole absorbs gasoline into float. Jan 27, 2012 because of the high power losses in the carburetor, in the exhaust gases, and low power factor at which engines work, gasoline has never been delivered its theoretical potential. Pogue, fish and others perfected the technique in the 1930ies, probably urged on by the harsh economics of the times. I enjoy older cars and have only models that are fuel injected. The mpg conspiracy theory is crap, and heres why jalopnik. Here in this video i explained that how you can tune your carburetor for maximum possible mileage. The fish carburetor book chapter iii, pp 1112 1982. A simple video demonstrating how to tune a carburetor on a motorcycle. Nov 19, 2014 the elusive high mileage carburetor by larry d. What would be the best carburetor for gas mileage, including should it be electric choke or manual, 4 barrel or 2 barrel, holley, edelbrock etc. Includes king, race, speed, road, demon design and function, air flow theory and tuning secrets.
There is a car technology, or, in some cases, a whole car, that has been suppressed in the name of oil profits. Most gm carburetors are good for high rpm engines 650 cfm, but if you are staying under 6. Test made with passenger automobiles indicates that cars equipped with this new carburetor will operate 200 miles per gallon. When the carburetor first appeared, it was said to boost gas mileage to as high as 200 mpg. This mixture of 90% gasoline and 10% ethanol is often referred to as e10 or gasohol. A carburetor has a lot of parts in it that consist of soft materials. Has a 200 mpg carburetor been suppressed by the oil industry.
Holley carburetor owners need a rebuilding guide for delivering exceptional acceleration, quick response, and superior fuel economy. Richard goranflo, 109 longleaf lane, altamont springs, fl once gave seminars on the subject of high mileage and claims to get from 45 mpg to 65 mpg on his 1976 cadillac with 425 cid v8 engine bernard wherry, box 148, st marys, wv worked on his high mileage carburetor design for many years he eventually ended up with three. Jan 28, 2016 weve all heard of the elusive 100 mpg carburetor. Because the engine speed is still slow, the carburetor size is not optimal, and is in fact, too big. Most gm carburetors are good for high rpm engines 650 cfm, but if you are staying under 6 grand you only need about a 500 cfm carburetor. In all, less than 100 of the carburetors were built. The legend of the miracle highmileage automobile has. Antipollution laws in many countries now limit the volume of poisonous carbon monoxide gas co which may be emitted from a car exhaust. Jan 04, 2016 richard goranflo, 109 longleaf lane, altamont springs, fl once gave seminars on the subject of high mileage and claims to get from 45 mpg to 65 mpg on his 1976 cadillac with 425 cid v8 engine. Any car equipped with a distributor and carburetor can get better mileage with some adjustments, changes and modifications. To keep expenses down, these auto makers avoid computer controls and use mechanical components such as a carburetor on their cars to make them more easily repairable. The high mileage fish carburetor, notorious in the late 50s until it went out of production in 1959, is once again on the market.
Fords efforts to reduce imports of high pr ed oil by. This type of carburetor will not work with larger engines and. Nov 19, this carburetor was the invention of charles nelson pogue, on that test run, tom ogle achieved more than mpg in a 4, pound ford galaxie. What, then, did the pogue carburetor do to overcome these power losses and offer the mileage claimed. Bernard wherry, box 148, st marys, wv worked on his high mileage carburetor design for many years. The fish carburetor was originally invented by john robert fish in america in the early thirties. Understanding ethanolrelated fuel problems written by. I bring you an interesting book, the elusive high mileage carburetor pdf. We all have seen the signs and stickers on gas pumps everywhere stating that there is 10% ethanol added to our gasoline. I had been considering a 67 or 68 model cadillac eldorado for a weekend car, but my local gm mechanic advised that i stay away from carburetorbased models. According to claude corrigan, browns marketing manager, the early fish carburetor. Buy the elusive high mileage carburetor by larry d wagner isbn. For many years, there has been talk of a 100 mpg or even 200 mpg economy carburetor.
Jul 26, 2017 both rich and lean mixture are undesirable for your engine. If you can get a little help soldering and welding, then this is the project for you. Richard goranflo, 109 longleaf lane, altamont springs, fl once gave seminars on the subject of high mileage and claims to get from 45 mpg to 65 mpg on his 1976 cadillac with 425 cid v8 engine. How to rebuild you can get the carb set up and performing at its best. Can i modify my carburetor to get more gas mileage. Suctionlift carburetor this type is usually mounted on the top of the fuel tank. Among these are lightweight materials, lowfriction tires, improved aerodynamics, flywheels to store and reuse energy now lost during braking, and ultraleanburn engines for more efficient city driving already available in certain toyotas sold in europe. Since i dont own any cars with carburetors, i dont have this insightexperience. Some carburetors are so designed that the throttle valve acts as the restrictor to create the low pressure and high velocity.
Farm show magazine the best stories about madeitmyself. In this is the greatest positive attribute that can be found in vehicle carburetion. High mileage is never the result of a single miraculous component, such as a carburetor. A conspiracy theory has floated around the internet for years. Get our free ebook, suppressed health secrets with natural cures they. Demon carburetion bksa68 back in stockhow to tune and win with demon carburetion. When the manifold vacuum is low heavy acceleration or high speed the spring forces the diaphragm to the left, opening the power valve. The most accurate method to tune a carburetor is with a wideband airfuel ratio meter. We made some simple modifications to the intake manifold for dual fuel operation, but the really neat thing is that we built an electronic carburetor using a simple arduino microcontroller radioshack and an oxygen sensor with a servo to operate it.
Now that we have selected the right carburetor, we can dig into tuning it. Atmospheric pressure forces fuel up through the tube into the low pressure area of the venturi and then into the engine. Some are more costeffective or easier to install than others, but all will reduce operating expense per mile. May 17, 2012 what is the best carburetor for gas mileage. Adjusting an emissioncontrol carburettor how a car works.
A small four barrel will yield better gas mileage then a big two barrel. With light load and high manifold vacuum a diaphragm is pulled to the right shutting off the power valve. The highmileage fish carburetor, notorious in the late 50s until it went out of production in 1959, is once again on the market. Serious injury, death and property damage can result from the improper use, control alteration or maintenance of motorcycles. The elusive high mileage carburetor by larry wagner, pub. With what seems to be a never ending skyrocketing increase in fuel prices, many people are looking for ways to save both fuel and money. Ive personally had an infatuation with high mileage stuff since i was a kid back in the early 70s gas crunch. Whenever the power valve is opened additional fuel from the float bowl bypasses the main jet to. How to calibrate your holley carburetor for mileage. Understanding ethanolrelated fuel problems road guardians.
High voltage colloidal silver and gold four winds 10. The dealer and dealers customers must exercise good judgment in the use, control, alteration, part selection and installation, and maintenance of motorcycles. Charles nelson pogue 15 september 1897 1985 was a canadian mechanic and inventor. I even tried to build one a couple of times with limited success. Indiana university purdue university fort wayne opus.
The principle is to feed gas vapor into the carburetor or into the intake manifold. Ford admitted the carburetor delivered 34% better mileage but then demanded that john robert fish the inventor immediately furnish a worldwide service network. Multiple carburetor engines were also common enhancements for modifying engines in the usa from the 1950s to mid1960s, as well as during the following decade of highperformance muscle cars, each carburetor feeding different chambers of the engines intake manifold. Drawback of simple carburetor a simple carburetor as described suffers from the fact that it provides the required airfuel ratio only at one throttle position. When the finaldrive ratio of a mileage test vehicle was increased by 20 percent, the mileage at a 60mph cruise improved by 19 percent. The video course teaches you everything about modern cars. How to increase your gas mileage by 70 percent money talks news.
The elusive effects of cafe standards uci economics. Pdf high mileage experiences water injection how to build. Disconnect the hose from the carburetor to the gas tank at the fuel valve connection. Carburetor installation and tuning ultima products. From 1947 to 1959 the fish carburetor company of daytona beach, florida manufactured over 125,000 highmileage carburetors.
A miraculous car that gets 200 miles to the gallon is sold by mistake then. There have been numerous books and plans written purporting to reveal the secrets of the famous 200 mpg carburetor, a device supposedly built in 1935 by charles nelson pogue of winnipeg, canada. The fish carburetor averaged 20 percent better gas mileage and 30% more horsepower. Go a little undersized on the flow rate and you should be able to notice about the same or better results. The new car was able to drive 40 percent farther while hypermiling 30 miles per gallon, up from 21. Has a 200 mpg carburetor been suppressed by the oil. Wagner, published by valley press, 1984, out of puyallup washington 98371. The carburetor is described in several publicly available patents which have now. In either case, make sure the idle and main air bleeds located on the top of the carburetor remain clean and unrestricted. And, if desired, you can move to advanced levels of tuning and modifying these carbs. For this reason, there are single plane manifolds available. Improving mileage, performance, and drivability on.
The carburetor is simple in design and does not have moving components. Both rich and lean mixture are undesirable for your engine. Design and simulation of a producer gas carburetor. In this post ill explain the process of rejetting your carburetors in 3 simple steps. Can an economy carburetor really save fuel and money. Exceptional mileage claimed for new carburetor, mass transportation. The idea here is to pick an overall cruisegear ratio that is sufficiently high so that you have to open the throttle quite a ways to make sufficient engine torque to push the vehicle to the desired cruise speed. Adjusting an emissioncontrol carburettor carburettor. Preparation setting up and tuning an su carburetor is based on the premise that both the engine and the carburetor are in good shape.
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