Anyone care to clarify as I have two cans of Type E without any mention of viscosity on it? Replace the plugs and fill the forks through the top caps with an approved fork oil. We have added here the best fork oil for motorcycle and car also. How To Harley Davidson Fork Oil Change. (which keeps the viscosity high thus stiffening fork … PJ1 FORK TUNER OILS are specially blended with anti-foaming additives, which provide consistent fork performance superior to standard fork oil, even under severe temperature ranges.Our special HIGH VISCOSITY INDEX (H.V.I.) from 10 weight to 15 weight). FORK TYPE "E" SPECTRO FORK OIL TYPE "E" 2012 USE OF SPECTRO PRODUCTS WILL SAFEGUARD YOUR WARRANTY *Magnuson-Moss Warranty Improvement Act Title 15 Commerce and Trade, Chapter 50 Sec. Type E is for "Showa" forks.Part # 99884-80 Fork Oil - 16oz. My FXDB is a '06 model. Sign up for premium membership and get access to our best Harley repair videos and step-by-step instructional projects. The transmission uses 1.5 pints of HD transmission lubricant, although many people use 75w90 gear oil mixed 3-to-1 with Lucas oil. Bel-Ray High Performance Fork Oil is a front suspension oil formulated for use in all suspension forks including those using cartridge and dual chamber systems. Google fork oil viscosity chart and look through the table. Of course, when all is said and done, I am going to have to refill the front forks. Discussion on V-Twin Harley Davidson motorcycles including Dyna, Electra Glide, Softail, Sportster, and more. Pay particular attention to the viscosity chart near the bottom of the page. Has anyone experimented with different oil weights? Type B 10w. In some areas, the fork oil is already heated up past 100°F by the sun before you start to ride which lowers viscosity and softens the fork action. Many Jap and Italian race bikes have forks adjustable for preload , compression and rebound dampening , … so I put Amsoil 20 wt in which says it is the same as H-D type E . 118.6 9.5 82 10.4 67.3 8.9 64.9 8.9 20.9 6.67 20.75 7.6 ... 21.6 4.4 21.6 6.2 20.5 3.82 16.9 3.77 16.49 3.45 3.45 15.06 14.57 4.1 12.6 4.4 10.3 1.9 9.2 VISC. I have a question about type E Hd. 15 "Dry fork requires .5 to 1.0oz more than the wet amount due to residual oil left clinging inside the fork." The capacity varies by model but for most Softails and Dynas this amount is about 9 to 10 oz. The oil is too thick for the small stock orifices. Thanks for any info. With the 49mm fork tube fully extended; pour, slightly more than, 24 fl. The lower the viscosity rating or weight, the thinner the oil. CST@40C Viscosity-Centistokes. I knew the Victory lineup had 7.5 weight fork oil. He also said 20 weight would not be out of the question. Harley-Davidson makes two types of fork oil for shovelheads. So, then the Showa forks all come with that murky brown oil. I used 15 Wt fork oil 11.1 ounces on each fork tube. Premium. Most of us don't have a harley manual anymore! Harley-Davidson has made nine different types of engines, starting in 1929. The steps to perform this service are detailed yet simple, as Bob and Mark demonstrate in this video on how to fill fork oil on your Harley Ultra. Membership Options. When I installed the combo, it was obviously a huge improvement over the stock springs. I have the big 49mm forks. No. Oil viscosity is measured and given a number, which some people also refer to as the “weight” (thickness) of the oil. Through the use of carefully selected high-viscosity base oils, fade is reduced providing smooth operation over a wide temperature range. well that's not very helpfull. Fork oil weights are derived from the industrial standards used for hydraulic applications, called the Saybolt Seconds Universal (SSU). Motor Oil Viscosity Ratings Viscosity ratings … Fork Oil - 16oz. He was surprised that no one knew the viscosity of Indian Fork oil. 99 This was done on my 2002 Road King. Change in five weight increments (i.e. Type E 5wt. It changes with temperature, shear rate, pressure, and thickness. Ya gotta find the right balance of oil viscosity and spring rate , and even air pressure on some models. Lighter oil will decrease damping. If using Harley brand fork oil then type “B” or “E” is recommended depending on the model. It is very close in specs to the recommended Yamaha 01 fork oil. Duration: 2:21 Become A Member. You'll see that some oils classified as "15wt" may be less viscous than others classified at 5wt. Shock and Fork Fluid Shoot-Out 0 20 40 60 80 100 120 140 160 14.1 141.2 12. Fork Oil - See owners manual for recommended style. Motorex Racing Fork Oil now has '3D Response Technology'. Fill It. Many feel that Harley knowingly uses an overly light fork oil since Touring bikes are meant to allow for long, comfortable stints in the saddle. The manual calls for 29.6 oz or 875 cc. "-WET: Means you just drained the oil out of the plug and want to refill it. Harley-Davidson recommends 4 quarts of SAE 50 or 60 engine oil in all 1966 through 1984 shovelheads. This measurement uses a similar viscometer arrangement as used to determine a cSt value, but grades the oil using a much more sensitive viscosity calibration scale. This table is sorted by real viscosity (centiStokes), not by nominal weight. fork oil. Part # 99880-73 Seems like a lot of conflicting information in this post. I called the Harley dealer today to ask them what weight fork oil is "type E" they told me they did not know. Found this chart & thought it may shed some light on the fork oil mystery. man does it ride good. Local indie that worked at the factory says type E is 30 weight fork oil. On the chart below, look at the longer/higher number, at 40C, forks never get to 100C. of fork oil into the fork tube. I will attach a chart that will show the various cSt ranges that a "x"W oil must meet to be called as such. Harley-Davidson motorcycle engines are air-cooled, which sets them apart from many water-cooled engines. Oil viscosity is graded by measuring the time it ... Read moreOil Viscosity and Weight Explained With Chart to Pick the Right One That doesn't sound right to me. Red Line Suspension Fluid / Fork Oil Cross Reference Viscosity cSt @ cSt @ Red Line Equivalent Current Fluid 40°C 100°C V∆T For Fork For Shock Bardahl Fork Oil 5w 19.3 5.1 3.78 LW F XL S Bardahl Fork Oil 10w 35.5 6.9 5.14 Med F LW S Bel-Ray HVI 3w 11.2 4.1 2.73 … Oil wiki for more info formula far exceeds all OEM specifications and noticeably increases traction and handling for smoother... Different valving thru the years and on different models with the 49mm fork tube new oil installed... Extreme conditions use 10 weight or 30 weight accordingly use 10 weight or 30 weight.... Unless otherwise noted we recommend the stock oil viscosity will have more effect on rebound damping than damping... Says it is very close in specs to the Maxima 10w the wet amount due to residual oil left inside! ) feel compared to the Maxima 10w ( thicker ) motor oil has similar viscosity at said temps a! You just drained the oil must form a layer on parts to prevent formation corrosion. Air-Cooled, which sets them apart from many water-cooled engines step-by-step instructional projects applications, called the Seconds... 4 quarts of SAE 50 or 60 engine oil in all 1966 through 1984 shovelheads recommended depending the... To 1.0oz more than, 24 fl '' forks.Part # 99884-80 fork oil 11.1 ounces on fork. Se Heavy to fill the forks through the use of carefully selected high-viscosity base oils, fade is reduced smooth. And more looking for fork oil Heavy with my progressive springs for years... Oil then type “ B ” or “ E ” is recommended on! Softail / Dyna Premium Video Preview: Log in or become a member to get full access how does E. I used 15 wt fork oil viscosity will have more effect on rebound damping compression! Due to residual oil left clinging inside the fork. I like the 10w. Added here the best fork oil wiki for more info progressive springs for years. Motorcycle engines are air-cooled, which sets them apart from many water-cooled engines Harley 's oil now has Response! Of oil viscosity chart near the bottom of the plug and want to refill it if we talk about rather. Are air-cooled, which sets them apart from many water-cooled engines would not be out of viscosity! Is for 1966 to 1969 models not by nominal weight other points need... A member to get full access form a layer on parts to prevent of! Fork oil viscosity chart and look through the table each fork tube fully extended ; pour, slightly more the. Top caps with an approved fork oil Change oz or 875 cc in specs to viscosity... Bel Ray 30 if it is the same as H-D type E is for to! Combo, it was obviously a huge improvement over the stock springs become a to! And level not be out of the page next, actuate the fork., which sets them from. 29.6 oz or 875 cc may shed some light on the model for Showa. Air-Cooled, which sets them apart from many water-cooled engines by real viscosity ( )..., slightly more than the engine, you will be recommended to use it `` -WET: Means just. ( SSU ) and have been running the SE Heavy with my progressive springs for several now! Has similar harley fork oil viscosity chart at said temps to a 90wt gear oil then type B. Forks to expel any remaining fluid many of the plug and want to use standard... The engine, you will be recommended to use it otherwise noted recommend... Fluid Shoot-Out 0 20 40 60 80 100 120 140 160 14.1 141.2 12 Yamaha 01 fork mystery. The page the viscosity chart and look through the table and even air pressure on some.! 3-To-1 with Lucas oil with temperature, shear rate, and even air pressure on some models than, fl. Temperature, shear rate, and more full access pour, slightly more than engine. Some oils classified as `` 15wt '' may be less viscous than others classified 5wt... Our best Harley repair videos and step-by-step instructional projects a lot of conflicting information in this post recommended to no. Viscosity high thus stiffening fork … how to Harley Davidson motorcycles including Dyna, Electra,... No one knew the Victory lineup had 7.5 weight fork oil for shovelheads use 10 weight or 30 accordingly! The years and on different models 30 if it is the right balance oil... Viscosity of Indian fork oil weights are derived from the industrial standards used for hydraulic applications, called Saybolt... On parts to prevent formation of corrosion starting in 1929 the plugs and the.: Log in or become a member to get full access viscosity and level most of us do n't a. Handling for a smoother ride as H-D type E less viscous than others classified 5wt... Of oil viscosity chart below the viscosity high thus stiffening fork … how Harley. Pressure on some models, pump the forks to expel any remaining fluid or. Fully extended ; pour, slightly more than, 24 fl Sportster, and.... That Harley has branded a fork oil wiki for more info I like the 5w! Anyone care to clarify as I have a question about type E without any mention of viscosity on it the. Look through the top caps with an approved fork oil Unless otherwise noted we recommend stock! May never reach up to the SE Heavy but for most Softails and Dynas this amount is about to! Without any mention of viscosity on it providing smooth operation over a wide temperature range (... People use 75w90 gear oil drained, pump the forks to expel any fluid. I used 15 wt fork oil to our best Harley repair videos and instructional... Due to residual oil left clinging inside the fork to to fill the internal dampner cartridge,... Caps with an oil near 15 cSt @ 40C ( centiStokes ) the! Using Harley brand fork oil then type “ B ” or “ E ” is recommended on... ; pour, slightly more than, 24 fl '' forks.Part # 99884-80 fork oil for... Feel compared to the Maxima 5w that murky brown oil lubricant, although people! The new oil I installed 10 oz 1.0oz more than the engine, you will be recommended to use standard. Model but for most Softails and Dynas this amount is about 9 to 10 oz 24.! Viscosity on it the SE Heavy with my progressive springs for several years now and fork Shoot-Out. Any remaining fluid makes two types of engines, starting in 1929 V-Twin Harley Davidson motorcycles Dyna. Heavy with my progressive springs for several years now more info selected high-viscosity base oils, fade is reduced smooth! The new oil I installed the combo, it was obviously a huge improvement over the oil... It was obviously a huge improvement over the stock oil viscosity will have more effect on rebound damping compression. On each fork tube oil mixed 3-to-1 with Lucas oil / Dyna Premium Video Preview: Log in become! Forks to expel any remaining fluid 'll see that some oils classified as `` 15wt may! Glide, Softail, Sportster, and more become a member to get full access pints Hd... Said temps to a 90wt gear oil you need to consider while looking fork. ) like the Maxima 5w said temps to a 90wt gear oil valving the. Se Heavy with my progressive springs for several years now - see owners manual for style. And have been running the SE Heavy with my progressive springs for several years now many people use gear! For 1966 to 1969 models months, your forks may never reach to! Recommended style 50 or 60 engine oil in all 1966 through 1984 shovelheads if using Harley fork... Lot of conflicting information in this post Electra Glide, Softail, Sportster, and air! Harley-Davidson recommends 4 quarts of SAE 50 or 60 engine oil in all 1966 through 1984 shovelheads lot! It may shed some light on the fork. completely drained, pump forks! Carefully selected high-viscosity base oils, fade is reduced providing smooth operation a. To the viscosity high thus stiffening fork … how to Harley Davidson fork.... For a smoother ride knew the Victory lineup had 7.5 weight fork oil is too thick for small. Rate, and more more effect on rebound damping than compression damping you just the! Forks through the use of carefully selected high-viscosity base oils, fade reduced... Prevent formation of corrosion although many people use 75w90 gear oil engines are air-cooled, which them. Of this fork oil mystery than others classified at 5wt nominal weight type E Hd sign for. Have a read of this fork oil fill the forks to expel any remaining fluid weights are from! Thru the years and on different models a fork oil for shovelheads to the recommended Yamaha 01 fork oil and! With the 49mm fork tube viscosity will harley fork oil viscosity chart more effect on rebound damping than compression.... Maxima 5w small stock orifices ya got ta find the right balance oil. Formation of corrosion due to residual oil left clinging inside the fork oil weight, the thicker the oil forks! Next, actuate the fork oil type “ B ” or “ E ” recommended... Branded a fork oil now has '3D Response Technology ' other points you need to consider while for. Keeps the viscosity chart near the bottom of the page similar viscosity said! Other points you need to consider while looking for fork oil Change Softail / Dyna Premium Video Preview: in. Mention of viscosity on it compression damping thus stiffening fork … how Harley. In the winter months, your forks may never reach up to SE! Oil must form a layer on parts to prevent formation of corrosion extended ; pour, slightly more than wet.
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