This calculator allows you to work out the exact ratio of oil and gas needed for any two-stroke e… Maxima Castor 927. On the other hand, if you are just pottering around and spending most of your bikes time in the low to mid revs range, that extra oil is probably an overkill and not entirely needed. That being said, some people swear by their injection systems, and you can’t condemn them for it. 8 liters of petrol = 8000 mls / 40 = 200 mls. Autoblend models have an oil reservoir mounted inside the boat that automatically blends oil with the fuel at a constant ratio of 50:1 2-stroke oil is added to the reservoir and does not need to be mixed with the fuel (unless required for running-in) Autoblend was used on some 35hp to 115hp models manufactured between 1984 and 1988 Just divide the liters of gasoline you have by the ratio. If you have skills like Ryan Dungey and you ride your bike at full noise most of the time you need the recommended petrol to oil mix to keep the piston and rings properly lubricated. Figure out the correct fuel oil/mix first using the chart below. The more lazy folk might like to use an App or fuel mixing bottle, but I like to know how things work and these simple calculations show how. Use this handy chart to help mix your fuel and oil correctly for your 2-stroke engine. Your bike will not run vary well because oil doesn’t provide power to the engine, only lubricant. A simple system that removes the guesswork and calculator when refuelling older 50:1 2-stroke motors. You’ll need to mix at 25:1 (40mls oil per 1 litre fuel) Petrol has limited shelf life (as low as 30 days), so always mix with fresh regular unleaded, purchased from a … There is plenty of debate out there about how long fuel can last, but the truth is that it really depends on your situation. DirtBikePlanet.com is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com. 2.5 Liters / 40 = .0625 Liters or 62.5. On Sep 27, 2016 Last updated Jan 23, 2018. For a 50:1 ratio of gas to oil, use 2.6 fluid ounces of oil per gallon of gas. This is a little complicated, but this is the easiest way in my opinion because you don’t really need to mess with switching gallons to ounces. The problem with veering away from the recommended fuel/oil ratio is the carburetor is set up for the right amount of petrol/oil/air mixture, so if you significantly alter this ratio you will need to change the jets and carby settings to suit. There are so many different 2-Stroke Oils on the market, and it can be tough to figure out which one will keep your engine healthy. Aspen 2 is premixed at 50:1 also referred to as 2% (100ml 2-stroke oil added to 5 litres fuel) Aspen 2 uses the most superior, fully synthetic, 2-stroke oil on the market which is also biodegradable. I will go to the chart to find the amount of oil required for one gallon of gasoline, which is 4 oz. The ratio a rider should use in his two-stroke will depend on the size of the machine and the type of riding being done. Pour it back into the fuel container. Your motor needs oil to run for any significant amount of time. Fuel stabilizers make sure that your fuel doesn’t go bad while it is in storage, as well as when it is sitting in your motorbike. You will pay more for a quality 2T oil but the benefits are great. If you don’t believe me, go check out peoples reviews yourself. you may increase the oil to fuel ratio, but not too too much. The manufacturer of an older 2 stroke engine might have recommended a gas to oil ratio of 16:1 or 32:1, but a similar engine today with better quality oil available and better engine technology can get away with mixing a ratio of 40:1 or even 50:1. We've learned from on-the-ground experience what dirt bike gear works and what doesn't. 2 stroke fuel ratio a helpful chart gas to oil mixture ratio for bestlube 2t oil png how to mix 2 stroke fuel operator s manual When Pre Mixing Fuel For A 2 Stroke How Much Oil Should I Pour In The Gas Quora2 Stroke Fuel Oil Mixture Chart Tools For Racers From Raceday2 Stroke… Engine stalls, looses / lost power, or is hard to start (4 stroke) Here is a review by a mechanic that I believe sums up most peoples experience with this oil: I’m sold on K2.I just rebuilt a KX65 with 107 of high reving hours. Two-stroke mix ratios apply to two-stroke equipment that requires oil and gas to be pre-mixed. Personally, and I think other really intelligent people agree that it makes sense to mix a gallon of gas at say 20:1, 32:1 and 40:1 and test it … Use the mixture within 30 days or add fuel stabilizer to extend the shelf life. even though oil burns, it is in 2 strokes as a lubricant, not a fuel. Chances are, you spent a lot of money on your 2-stroke dirt bike, so here is a handy chart for your fuel ratios so that you don’t mess it up (with attached PDF so you can hang it up in your garage). In order to understand this, it’s best to understand how a two stroke engine works. Mixing 2-stroke fuel is a process which confuses many people, but is actually incredibly simple if done the right way. Copyright © 2020 Dirt Bike Planet. It’s a true straight-forward guide for the rest of us. Chances are your engine will overheat. No measurable wear in the ring gaps after all the hours of hard riding. At night, depending on where you live, the shed will lose all heat and get just as cold as outside. I'm the co-owner of DBP. Two-stroke Pre-Mix Ratio Chart Ounces Mixture Percent Ounces of oil per gallon of gas Ratio to 1 oil 1 gal. 2.5 Liters / 40 = .0625 Liters or 62.5. Two Stroke Fuel Ratio Chart. If it doesn’t have fuel stabilizer, I would give it 6 months max. With so many machines powered by 2-stroke fuel, especially garden equipment, knowing how to correctly mix it is essential. Running lean means that you have too much oil. I often made swamp mix back inRead More With either AMSOIL choice, go with the prescribed 50:1 ratio. As a general rule, it’s always better to have too much oil than too little, so it usually isn’t a big enough problem to warrant draining the entire engine of fuel. Injection systems can clog because of cold weather, or even have trouble right when you start your bike, causing your bike to run rich. Petrol quantity The safest, easiest and best answer is mix it at the ratio recommended by the manufacturer of your dirt bike. Follow the guide at the bottom of the page for the correct ratio. The Garage Manual makes maintaining and enjoying your dirt bike ridiculously simple. If your machine requires a different ratio, you have a few options to reach that with Aspen fuel. A Guide to Choosing the Right Sports Bra for Running. So the amount of oil required for a 50:1 mix in 13 litres of fuel is 260 millilitres. In some situations, it might be better to store your fuel in a shady spot outside. Shake the fuel container to ensure the oil is thoroughly blended then pour into your dirt bike fuel tank. TWO-STROKE TUESDAY: THE ART & SCIENCE OF PRE-MIX RATIOS. Do not do so. I have 2.5 liters of gasoline that I want to convert into 2-stroke fuel for my bike that takes 40:1 Gas to Oil mixture. They are the ones who know the engine better than anyone else including your local mechanic. If there is not enough oil your engine will stop working and might even seize. I realize for most people that’s not possible because of a plethora of reasons. That’s what you call a concoction of two-stroke oil and gas that’s been slopped together with no measuring tools and no regard for engine protection. Print it out and glue it to the wall in your trailer. I don’t think you have to be that serious, but throw it away after a couple of weeks, or better yet, pour it into the petrol tank of your car – small amounts won’t hurt it. Personally, I am a fan of premix just because its simpler. Could be 147:1. The mix ratio is the proportion of gas to oil, expressed as a ratio. I have .5 liters of gasoline that I want to convert into 2-stroke fuel for my bike that takes 32:1 Gas to Oil mixture. All the hours were with K2. I have 3.5 gallons of gasoline that I want to convert into 2-stroke fuel for my bike that takes a 32:1 Gas to Oil mixture. I'm Jim Harmer. If you want maximum power and cutting performance from your chainsaws, nothing beats a gas powered 2-stroke chainsaw. Manufacturers specify the correct ratio of petrol to oil in the engine operating manuals. Husqvarna offers two types of two-stroke oil: High Performance, HP oil: (544 0158-09, 1 litre dosage bottle) The worst it might do is foul plugs, although a gunked up carburetor or incorrect carby settings are a far more likely cause of fowled plugs and a smokey exhaust. All Rights Reserved. The equation is 13 x 2 = 26. Pour it into the fuel container then tip some of the petrol back into the empty oil measuring cup. They get a lot of temperature variance because they act like a little oven. link to A Guide to Choosing the Right Sports Bra for Running. That means you have to do a bit of math. 25:1 (pronounced 25 to 1) means for every 25 parts/units of petrol you must add 1 part of oil. However, it’s essential for two bangers and it’s something you need to do correctly or you’ll damage or even destroy the engine. The key here is knowing if you have too much oil or too little. You mix the oil and gas beforehand, and you don’t have to worry about another part failing. Best Dirt Bikes for 6-Year-Olds: A Detailed Guide with Pricing. in any motor, 2 or 4 stroke, lessoning the fuel will cause lean burn. Power Valves were pretty clean. just be sure that you can fit all the fuel you want to add otherwise you have a potential mess on your hands. To calculate the required amount of oil for proper gas oil mix ratio in a 2-stroke engine, simply enter the amount of fuel and the desired fuel/oil ratio and click the calculate button. In terms of oil, running rich means that you don’t have enough oil in your fuel. I live in Star, Idaho and enjoy dirt biking with my wife and two boys throughout the Idaho mountains. The prerequsite for racing a two-stroke is that you have to mix … I wish there was. If you feel like it isn’t mixed well enough, you can shake the can gently to stir, What, if any, other additives it contains. Mix at 50:1 (20mls oil per 1 litre fuel) when you’re using STIHL 2-Stroke oil. If your fuel is over a year old and has been outside, I would bet that it is bad. yes, you can run one lean like that. If you forget to label your fuel, you are in trouble when it comes to adding more. The problem with arguing this is that everybody has their own experiences with both and may blame one or the other for their trouble with their bike. I will divide 2.5 by 40, which is .0625 liters, or 62.5 milliliters. Maxima K2, 32:1, clean filters, proper jetting and warming the bike before riding is the perfect combination.Also rebuilt a YZ125 with 80+ hours and also looked great. But all that extra power comes at a price: you need to keep a close eye on the fuel and oil mixture that you pour into the engine. If your engine is getting crazy hot, it means you need more oil in the mix. 2 gal. If you really don’t have a good spot to store you fuel, don’t worry too much. When you have a little bit of fuel in a gas can that has an unknown ratio you need to get rid of it before you can add any more. They can get really hot! Now it’s time to make the most important call of them all - choosing the right oil for your two-stroke fuel mix. We recommend the following mix ratios: for STIHL 1 : 50 two-stroke engine oil: 1 : 50 => 1 part oil + 50 parts petrol . Measure out the correct ratio of petrol to oil. This is appropriate for both the engines you have . From rappelling to camping, from cabins to paramotor, we have the outdoors covered! It might be the best solution to just make enough fuel for one day each time you go out. Mixing ratios. A few years ago I bought dirt bikes for myself, my wife, and my kids. This is done by mixing a 2-stroke oil in with the gasoline. How to read ratio charts: Ex. Swirl it around to clear away any residual oil. 3 gal. If you aren’t pinning it everywhere you will get away with this. Also, it’s not recommended that you mix two different brands/types of oil together as clotting can result. I am a California native and I enjoy all the outdoors has to offer. Determine the amount of oil you need with our handy chart above. Don’t use old premix. Do yourself a favor and never make the mistake of not having enough oil. 166.25 8.00 16.00 20.00 24.00 32.00 40.00 205.00 6.40 12.80 16.00 19.20 25.60 32.00 254.00 5.12 10.24 12.80 15.36 20.48 25.60 Amount of Gas on hand X Corresponding Volume of 2-Stroke Oil = Amount of Oil to add. Every time the piston moves up, it ignites and provides power. This may seem a little backward if you are unfamiliar with engines, but all that rich or lean means is that there is too much or too little fuel for ignition. After some testing, I believe I have found the one that stands out among all others. Outdoor Troop also participates in affiliate programs with Bluehost, Clickbank, CJ, ShareASale, and other sites. E.g You want to mix your fuel at 40:1 and you have 8 liters of gas. There is plenty of debate about this, and it really depends on what your conditions are and what type of container you have it in. The best temperature to store gasoline is 55 degrees Fahrenheit or 13 degrees Celsius, and those types of temperatures are only really found in underground cellars or basements. Just keep this in mind: You will not damage your engine by mixing too much oil with your gas. Then I multiply 3.5 gallons by the amount of oil required per gallon to get how much oil I should add which is 14 oz. My YZ 250 runs at 32:1 which is what’s written in the owners manual. An easy way to work out the right amount is to take the volume of gas in mls and divide it by the ratio you want. Two stroke engines are designed to be used with a mixture of petrol and oil. Too much oil may suppress proper combustion which can hinder Another super popular oil in the racing world, aimed specifically at dirt bike … Let me give an example: You added 13 litres of fuel to your boat tank. For a mixing ratio of 1 : 50 you need 5 litres of petrol and 0.10 litres (100cm³) of STIHL two-stroke oil. Two-stroke (sometimes called 2-cycle) engines run on a mixture of gasoline and oil. I will go to the chart to find the amount of oil required for one gallon of gasoline, which is 3.2 oz. We may earn a commission when you buy through links on our site. This is the site where we share everything we've learned. Could be 72:1. Stir or shake the container to mix the oil and gas. When the substances are mixed, they both lubricate the engine and create combustion. You will be told you can cut down the oil a lot if you use a modern synthetic oil. An easy way to work out the right amount is to take the volume of gas in mls and divide it by the ratio you want. A lot of riders run their bikes at 40:1. Interceptor is the ultimate 2-stroke oil for maximum performance and wear control. Finding the right dirt bike for your kid can be a little challenging sometimes--especially when it comes to finding the right price. We are compensated for referring traffic and business to these companies. However, if you forget to mix oil in at all, or consistently don’t use enough you risk wearing out the engine prematurely or seizing it. Those places are actually the worst place to store your fuel mixture. Have a designated oil measuring cup/pouring container. Easily calculate the appropriate premix for a 2 stroke engine with this gas oil mix ratio calculator. 2 Stroke engine oil / petrol(gas/fuel) ratio mix calculator Quickly and accurately calculate fuel/oil mixes easily in seconds! For a 40:1 mixture, use 3.2 fluid ounces of oil per gallon of gas. Mix (agitate) the fuel mixture thoroughly before filling the machine's fuel tank. If you have reason to believe there is way too much oil, it is a good idea to drain the engine. As gasoline is drawn into crankcase, oil is deposited onto the various parts as well as being burnt in the combustion chamber (hence the famous 2-stroke blue haze). Your mix needs to be as accurate as possible, putting neither too much, or too little oil. The old top end looked brand new when I replaced it. To check you have the right ratio for the engine you're using, check in the operating manual. This equals 25mls of two stroke oil to 1 litre of petrol. Adding more to a gas can containing a specific fuel ratio is really easy. Add the oil/ petrol mixture to your machine. Make sure you only measure on a level surface, otherwise your mixture will be off. It’s a surprising difference and must be the reduced friction from the improved oil.Great performance, clean power valves and protection have me sold on K2. If you have leftover fuel you can generally pour it into your car and be okay, especially if there is plenty of fuel in your car already. You figure why not, the more, the merrier! Manufacturers tell you to mix and use on the day, then throw the rest away. The key here is knowing when it’s too much. There’s no telling. Just don’t let your fuel get too old! Two-stroke petrol engines are preferred when mechanical simplicity, light weight, and high power-to-weight ratio are design priorities. No need to get any more complicated than that. Mixing 2 stroke fuel ratios for dirt bikes (premix) can be a royal pain in the jaxi, and more annoying than having to listen to Britney Spears on the office radio. How to mix 2 stroke oil/fuel for garden machinery. Older bikes had a much higher oil to gasoline ratio than the more recent bikes. The example we will use is a 50:1 ratio, this is a common ratio used for a variety of 2 stroke engines. It is really important to put some fuel stabilizers in your equipment and run them for a while before storing them for an extended period of time. Synthetic oils are meant for modern two-strokes designed to modern standards. Use only high quality or premium two stroke oil. If you want to make it really easy on yourself, here is an awesome website that does all the hard work for you: This can be complicated, but we are going to keep it really simple so that anybody can do it. Next you add a naught = 260 and you call that millilitres. Reduced visible smoke, reduced carbon and varnish deposit build-up, better performance, greater engine protection and longevity. Mix to the correct ratio as specified by the manufacturer. This is a very conservative ratio that will deliver clean combustion and the best possible wear protection in any 2-cycle snowmobile engine. link to Can My Motorhome Pull a Travel Trailer? E.g You want to mix your fuel at 40:1 and you have 8 liters of gas. In a four stroke, the piston would move up again to clear out exhaust. The oil acts as a lubricant and will keep everything moving nicely. Get the mix ratio wrong, or forget to add oil, and you can end up with a ruined engine. Calculate fuel mixtures 50:1, 40:1 and more. Often people store their gas in a garage or shed. Most people are not going to be able to find a spot that is that temperature year round, and therefore need a fuel stabilizer like this one. You probably don’t have access to a space that is perfect for storing fuel mixture, so really what you need to do is find the best spot available to you. Measure oil with a liquid measuring cup (preferably not the ones you use for food). They almost sound like different engines after the switch. its there for a reason. Print it out and glue it to the wall in your trailer. If you don’t have an owners manual, consult your local (Suzuki, Yamaha, KTM etc) dealership and ask them. 2-Stroke Oil Mix Calculator. Lower ends look great and well oiled.Side note: I recently switched from Echo’s Synthetic blend, to K2 in a 2 stroke leaf blower and string trimmer…Same 50:1 ratio and the engines rev way higher now with K2. Each one of us at Outdoor Troop is an outdoor enthusiast in one area or another. Step 2: Multiply the volume of 2-cycle oil by the gallons you have. I have a one-half gallon of gasoline that I want to convert into 2-stroke fuel for my bike that takes a 40:1 Gas to Oil mixture. Your friend mentions they own a travel trailer, and that if possible, they’d... We all love the outdoors! there is always a 'factory' mix ratio given for all two stroke motors. The two stroke mix ratio depends on the year your equipment was made, and/or the make of your equipment. Your chainsaw or string trimmer could be running on a 50:1 mix. With the traditional lubrication technique of mixing oil into the fuel, they also have the advantage of working in any orientation, as the oil reservoir is not dependent on gravity; this is an essential property for hand-held power tools such as chainsaws. Castrol, Bel Ray and Yamalube are top brands that produce synthetic 2 stroke oils for high performance motorcycles. This can be tricky, but we are going to break it down really simply. Ladies, if you’re using the same sports bra you rely on for your yoga sessions as you do for running, the latter activity is going to be very uncomfortable. The key is knowing how to make those mixtures last. 2.5 gal. Measure the oil accurately into the measuring cup on a flat, even surface. If you put gasoline in a two-stroke engine without oil in the engine will fail. 25:1 (pronounced 25 to 1) means for every 25 parts/units of petrol you must add 1 part of oil. There is some evidence that modern fuels when used in older engines may require slightly lower amounts of oil than the original recommendation. As much as it seems counter intuitive, it might be best to just bring the fuel inside and store it somewhere out of sight. Well, many fuel stabilizers will advertise that it will make fuel last 2 years, but that is in the best conditions. Oil injection requires a system that injects the oil inside the engine. Keep in mind the ratios the manufacturers recommend are for a high performance dirt bike that is designed to race at its full capacity. Most of the time, you are not going to have an even 1 gallon of gasoline. 5 gal. You’ve got your clean, empty fuel can and a good supply of fresh petrol. A ratio of 20:1, which is 6 oz of oil in a gallon of gas, will make the bike run noticeably leaner than a ratio of 40:1, which is 4 oz of oil to a gallon. This is in contrast to two-stroke engines that inject oil into the engine, such as many snowmobiles and newer outboard motors. Outdoor Troop is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com. 3.5 Gallons X 4 oz/gallon = 14 oz. Using a different brand of 2-Stroke oil? Too much oil will lead to a lot more smoke than normal. Premix is what we have talked about in this article, which is an oil-gas mixture that you put directly in the tank. With a bit of know-how getting the right mix of 2 stroke oil is simple. Ever since then, we've been tearing up the trails and immersing ourselves in this wonderful hobby. Here is a video that shows how a two stroke engine works: So a two stroke engine is a lot more simple then a four stroke engine. All two-stroke engines are designed for a particular ratio of gas/oil mixture. Step … Then I multiply .5 gallons by 3.2 oz required per gallon to get how much oil I should add which is 1.6 oz. Mix by adding gasoline into the gas can. Use this handy chart to help mix your fuel and oil correctly for your 2-stroke engine. Other models require the user to mix the oil and fuel together in the outboard’s main fuel tank each time the fuel tank is topped up (this is known as a premix model) In addition to this you will need to know if your outboard’s oil/fuel mixture is either 50:1 or 100:1 so … An 80cc racer will require much more oil in the mix than a 500cc play bike. Here is the simplest way to do it: Step 1: Write down the amount of Gasoline you have. Anybody who has walked into a shed in the middle of summer knows what I mean. Swamp mix. I will divide .5 by 40, which is .0156 liters, or 15.6 milliliters. Use only premium high octane petrol/gas (not unleaded). The best thing to do is drain your bike or other equipment of all the fuel mixture and start from scratch, but you have other options. After mixing plenty of fuel for various projects, I figured it was time to document how I do it. How to read ratio charts: Ex. 2 strokes are super great because of how bare bones and powerful they are, and I would hate to add another part to it all. This Oil may seem like a simple oil, but the key to why its amazing is in the customer experience. link to Best Dirt Bikes for 6-Year-Olds: A Detailed Guide with Pricing, link to Kids Dirt Bike Costs (With 15 Examples of Popular Youth Models). To avoid mechanical failure or damage it is essential that you get the correct ratio. If you are unsure 40:1 is a middle range 2 stroke fuel ratio. My latest adventures have been taking the family camping, hiking and surfing. A lot of people seem confused about what ratios to mix the fuel and oil at. Print it and hang it in your garage and you’ll have the perfect dummy-proof reference and maintenance charts! .5 Liters / 32 = .0156 Liters or 15.6. Villiers began to recommend 20:1 in the early 1950's when self mixing two-stroke oil first became available. Here is a guide to help you. Kids Dirt Bike Costs (With 15 Examples of Popular Youth Models). If you’re going to change oils use up the old stuff first. the motor is designed to operate at this ratio. Just follow the same steps as above and pretend there is no fuel in there. This is really dangerous. You really can’t argue with that. This is a lot easier. That is why 2 strokes are so noisy. Like this: I have 2.5 liters of gasoline that I want to convert into 2-stroke fuel for my bike that takes 40:1 Gas to Oil mixture. This argument has been heated among dirt bike enthusiasts for a very long time, and there really isn’t a simple answer. For example, 50:1 means 50 parts gas to 1 part oil. The following equation will allow you to easily calculate the correct amount of oil needed to mix with the petrol you already have. How much oil should you use? Once you mix your fuel, it is temping to fuel up and leave, but it is really important to label your gas can with 3 things: A simple piece of duct tape and a sharpie will do the trick. Examples of mixing proportions . The Maths behind the Ratio. 4 gal. Some basic tools that really help with this process: Since two-stroke engines aren’t usually something you use every day, storing your gas mixture is a necessity. Ratio Fluid Ounces Per … How long can a fuel mixture last with a fuel stabilizer? Out of all the different oils out there, I am the most confident that this one will keep your bike in pristine condition. Choosing the right two-stroke oil. Mix thoroughly . I will divide 2.5 by 40, which is .0625 liters, or 62.5 milliliters. You need extra support no matter your... A buddy of yours has asked to tag along on your latest camping adventure. Just label your gas cans and keep your life simple. Find a clean Gas can or PFC (portable fuel container) that can hold your desired amount of fuel mixture. Mixing more with the proper ratio is a hassle, so generally, people make a decent amount of mixture, or they only make enough to last the day. .5 Gallons X 3.2 oz/gallon = 1.6 oz, Amount of Gas on hand / fuel ratio = Oil needed.