$21.69 $ 21. bottle makes 2 1/2 gallon mix •12.8 oz. Dec 3, 2011. Stihl Motomox vs Trufuel – Each brand offers an ethanol-free, premixed fuel in a 50:1 ratio. My Stihl Weed Trimmer Is Dying at Full Throttle. The STIHL 4-MIX® engine, which runs on a fuel-oil mix just like a 2-stroke, offers the benefits without the compromises of 4-stroke power. It takes time for the oil in correct fuel mix to condense in bottom end and accumulate. Before pouring this mix into the fuel tank, first mix it thoroughly by shaking the can. Hi All: My Stihl FS Trimmer with it's 4-mix engine has become impossible to start, when cold. Joined Oct 31, 2011 Messages 319 Age 48 Location NC. Expand Signature. •2.6 oz. 4.6 out of 5 stars 9. The STIHL 4-MIX® engine, which runs on a fuel-oil mix just like a 2-stroke, offers the benefits without the compromises of 4-stroke power. Step 1: You’ll need STIHL 2-Stroke oil, an empty and clean fuel can and fresh unleaded fuel from a reputable petrol station.. bottle makes 1 gallon mix •5.2 oz. The pull-cord will come out about 8-10 inches, when attempting to start, using excessive pulling strength (in comparison to starting my other 2-stroke and 4-mix Stihl equipment. bottle makes 2 gallon mix •6.4 oz. bottle makes 2 1/2 gallon mix •12.8 oz. bottle makes 2 1/2 gallon mix •12.8 oz. 5 out of 5 stars (20) Total Ratings 20, $6.49 New. The fs 90 is a four stroke engine, but by some jiggery pokery it is designed without a sump, you must use 2 stroke fuel, 50 to 1 if you are using Stihl oil, if you use it without 2 stroke oil it will die in short order. •2.6 oz. This same mix ratio should be used during break-in. Stihl gasoline-powered equipment uses a 50:1 ratio of gasoline and 2-cycle engine oil. As well has having plenty of lugging power and perceptibly higher torque, the 4-MIX engine is also convincing in terms of lower emissions, low maintenance and a pleasant sound. STIHL Shroud 4180 080 1600. Illustrations and descriptions are as accurate as known at the time of publication and are subject to change without notice. $4.99 Used. bottle makes 5 gallon mix STIHL recommends a mix of 50:1 high-quality 89 octane or higher unleaded gasoline to STIHL engine oil. There seems to alot talk around that you must use Stihl Ultra oil with the 4-mix engines or else the valves get carbon build up. bottle makes 5 gallon mix STIHL recommends a mix of 50:1 high-quality 89 octane or higher unleaded gasoline to STIHL engine oil. Air Fuel Filter Kit For Stihl FS75 FS80 FS80R FS85 String Trimmer Engine Part. item 4 STIHL air filter,fuel filter,spark plug fs91r fs131r fc91 fs111rx km91r NEW OEM 4 - STIHL air filter,fuel filter,spark plug fs91r fs131r fc91 fs111rx km91r NEW OEM $21.98 Almost gone Free shipping Stihl recommends 89 octane minimum. This same mix ratio should be used during break-in. This same mix ratio should be used during break-in. This same mix ratio should be used during break-in. MAKE STIHL; MODEL FS91R; DESCRIPTION: Stihl FS91R 16.5 cutting width, 28.4cc 1.27hp engine, 12.1lbs, 710cc fuel tank, solid steel drive shaft, two stroke 4 mix over head valve engine, loop handle(R), includes shoulder strap, K. K&L Landscaping ArboristSite Operative. bottle makes 2 gallon mix •6.4 oz. Genuine STIHL Valve Adjustment Kit 4-MIX FS90 FS110 FS130 41800071005 OEM. Aside from a minor price difference, there is no significant variance between Stihl Motomix and Trufuel. Is there an 'ideal' octane rating? FREE Shipping. 4.0 out of 5 stars 6. Step 2: Mix at 50:1 (20mls oil per 1L fuel) when you’re using STIHL 2-Stroke oil.If you’re mixing a larger quantity, check out our useful mixing chart. •2.6 oz. 4.7 out of 5 stars (17) Total Ratings 17, $5.99 New. bottle makes 1 gallon mix •5.2 oz. In this video I review my brand new Stihl FS91R. This same mix ratio should be used during break-in. The fuel mix lubricates the engine like a 2 stroke. •2.6 oz. $10.99 $ 10. Follow our three easy steps to ensure you get the perfect mix. There is actually oil in crankcase when you pull them apart from condensing out of the fuel mix. A professional trimmer packed with features for simplified and convenient trimming. The 1.66-cubic-inch engine requires a 50:1 mixture of gasoline to oil, according to Stihl. The STIHL 4-MIX engine thus combines the advantages of a 2-stroke and a 4-stroke. bottle makes 2 gallon mix •6.4 oz. Mix at 50:1 (20mls oil per 1 litre fuel) when you’re using STIHL 2-Stroke oil. For a mixing ratio of 1 : 50 you need 5 litres of petrol and 0.10 litres (100cm³) of STIHL two-stroke oil. To mix the fuel, first pour the engine oil and then the petrol into a suitable can approved for use with fuel. Pricing on all chain saws, power tools and accessories will remain in effect until December 31, 2020. Exusheng Air Filter Spark Plug Fuel Filter Primer Bulb Parts Kit, for STIHL FS87 FS90 FS90R FS100 FS110 FS130 String Trimmer #4180-120-1800#0000-350-3502. What about mixing 100 octane avgas with 87 octane ethanol-free gas to create a blend somewhat in the middle? •2.6 oz. Mixing ratios. This same mix ratio should be used during break-in. K&L Landscaping. Get it as soon as Tue, Dec 1. STIHL 4-MIX® engine technology provides fast acceleration, more power, added torque, lower noise, reduced emissions and increased fuel efficiency to complete jobs quickly, quietly and more easily. Page 33: 4-Mix Engine 4-MIX Engine Fuel The STIHL 4-MIX engine features gas This engine is certified to operate on Use only STIHL two-stroke engine oil or oil lubrication and must be run on a fuel unleaded gasoline and the STIHL two- equivalent high-quality two-stroke mixture of gasoline and engine oil. bottle makes 2 1/2 gallon mix •12.8 oz. It features a low-emission engine and large fuel tank which provides 30% longer run times than the previous mo 69. STIHL 4-MIX® engine technology provides fast acceleration, more power, added torque, lower noise, reduced emissions and increased fuel efficiency to complete jobs quickly, quietly and more easily. Stihl 4Mix fuel lubricated 4 stroke engine. The STIHL FS 91 R is available to buy at Marrazzo's Power Equipment in Yardley, PA. FREE Shipping on orders over $25 shipped by Amazon. bottle makes 2 1/2 gallon mix •12.8 oz. This is great trimmer, it features the Stihl trademark 4-Mix engine. Using a different brand of 2-Stroke oil? Careful on that Jake, I have a 4 stroke Stihl brush cutter, FS91R, but still uses 50:1 mix. Is there any 'need' to use 100 octane? bottle makes 1 gallon mix •5.2 oz. Take care when … •2.6 oz. bottle makes 2 gallon mix •6.4 oz. The award-winning STIHL four-stroke engine that runs on a petrol-oil mix. bottle makes 5 gallon mix STIHL recommends a mix of 50:1 high-quality 89 octane or higher unleaded gasoline to STIHL engine oil. You’ll need STIHL 2-Stroke oil, an empty and clean fuel can & fresh unleaded fuel from a reputable petrol station. When using STIHL branded Two Cycle Mix Oil, a 50:1 ratio (1 gallon of gasoline to 2.6 oz of STIHL 2 Cycle Oil). bottle makes 5 gallon mix STIHL recommends a mix of 50:1 high-quality 89 octane or higher unleaded gasoline to STIHL engine oil. bottle makes 1 gallon mix •5.2 oz. I don't now if anyone can substantiate this or not. bottle makes 2 1/2 gallon mix •12.8 oz. bottle makes 5 gallon mix STIHL recommends a mix of 50:1 high-quality 89 octane or higher unleaded gasoline to STIHL engine oil. bottle makes 1 gallon mix •5.2 oz. Only 10 left in stock - order soon. Since we’ve been looking at some interesting engines lately that take the road less traveled, a comment by rafe03 on the Ellwood Hybrid story pointed to this hybrid that needs no oil in the crankcase and no oil pump either, but it operates as a 4 stroke. Russo Case 48 Bottles Synthetic Blend 2 Cycle Motor Oil 5.2 Oz 50:1 Mix 2 Gallon Compatible with Echo Stihl Husqvarna. bottle makes 5 gallon mix STIHL recommends a mix of 50:1 high-quality 89 octane or higher unleaded gasoline to STIHL engine oil. Learning how to mix your fuel properly is important in keeping your chainsaw in excellent condition over time. Octane ratings are nearly identical with both brands using synthetic oil in their mixture. Need to mix fuel for your STIHL 2-Stroke engine? 99. I don't know what the avgas will cost me but ethanol-free 87 octane at the gas station costs me $2.99! Buzzard Creek Supply 3 STIHL Oil Mix 1 Gallon HP 2-Cycle Engine Oil. Using the right fuel mixed with the accurate ratio of components is essential for the safe and efficient operation of your chainsaw. Stihl manufactures trimmers with two-cycle engines as well as ones with four-cycle engines, and both require a mixture of gasoline and oil… Fulfilling the demanding landscaper’s trimming needs, the STIHL FS 91 R trimmer is the well-rounded choice for professionals. bottle makes 2 gallon mix •6.4 oz. bottle makes 2 gallon mix •6.4 oz. bottle makes 1 gallon mix •5.2 oz.