of fork oil into the fork tube. Check out the HappyWrench Motorcycle Repair Link Database. Please like on Facebook, tweet on Twitter, or +1 on Google+. If you have another Harley or even another make/model of motorcycle and need your specification, please feel free to reach out via the contact page. Thicker oils will need more force to squeeze through a certain size hole or for the same force will go through more slowly. Multi-plate with diaphragm spring in oil bath: Driveline: Chain, 34/46 ratio primary drive: Fuel consumption: 5.60 litres/100 km (17.9 km/l or 42.00 mpg) Greenhouse gases: 129.9 CO 2 g/km. Harley-Davidson's Shovelhead engine, produced between 1966 and 1984, was the predecessor of the modern-day Evolution engine. it incredibly is the regulation. Therefore, I thought I would share with everyone some Harley-Davidson fork oil specifications – in particular, information regarding the proper fork oil weight to use and capacities for major models. Harley-Davidson has made nine different types of engines, starting in 1929. However, the only way to truly drain all the oil is to remove the leg from the triple tree and turn it upside down. Duration: 8:13 Description Discussion Bob and Mark demonstrate the best way to empty Harley fork oil from your Sportster’s front fork sliders and replace it with new oil. I own a 1977 FL I’m not sure if it’s early or late is there a way to tell and dose heavyweight oil make the forks stiffer? In this version sold from year 2019 , the dry weight is 398.0 kg (877.4 pounds) and it is equipped with a V2, four-stroke motor. AMSOIL STL correlates closely to a 5 weight, while AMSOIL STM is close to a 10 weight. Light oil soaks up little bumps better but heavy oil is better for big knocks and helps prevent the forks from topping and bottoming out. Like I said,use Belray or Castrol or Harley or whatever.You'll know when you've gone too hard.Personally, unless I've pulled the forks off and stripped them, I just let them drain for some time and put the "left in the frame" ammounts back in. It is a one-stop shop for all your DIY motorcycle repair information needs. Harley-Davidson Screamin Eagle Performance Fork Oil 16 oz. they are in a position to't even void your guarantee for no longer having the service carried out by way of them. Harley-Davidson motorcycle engines are air-cooled, which sets them apart from many water-cooled engines. If using Harley brand fork oil then type “B” or “E” is recommended depending on the model. "-WET: Means you just drained the oil out of the plug and want to refill it. Container Genuine Harly-Davidson Part 62600027. By raw dollar-wise I mean a product that is $15 and the other option is $10 is … I just replaced my fork springs with Wilbers and they recommend 7.5wt fork oil. In the first case, there is a little residual oil left in the fork leg. I had consistently run Amsoil in my Buell, yet this final replace I went with Syn3. Weight : As a default, use 20wt. The capacity varies by model but for most Softails and Dynas this amount is about 9 to 10 oz. Personal preference plays a big part with fork oil choice. The alternative product for those who require superior performance is Shock Therapy #10 Fork Oil which can be used in place of either type oil. im about 195lbs and do mostly freeride natural terrain jumps with lots of … It can be a two-man job, so try to complete the service with a friend. Of course, when all is said and done, I am going to have to refill the front forks. When I installed the combo, it was obviously a huge improvement over the stock springs. You will want to consider 10wt and 30wt under more extreme conditions (riding-wise or temperature-wise). You will need to order twice the quantity listed in the table below to fill both fork legs. Huge difference and worth the money. Available in a Standard 10wt Type E and Heavy Duty 20wt. -The table generally covers “earlier” model Harleys, as these are the ones I am more familiar with. With the 49mm fork tube fully extended; pour, slightly more than, 24 fl. The World's Happiest DIY Motorcycle Repair Blog, Curse of the Spinning Damper Rod – Tips for Disassembly & Reassembly, Life’s Tough Decisions: Tap a Hole With Fine or Coarse Threads, How To Identify The Mikuni Carburetor In Your Motorcycle, A Quick Guide To Motorcycle Chicken Strips, Metzeler ME 888 Vs. Michelin Commander II: Which Tire Is …. HappyWrench.com over the course of the past 2.5 years has grown to 4.5k+ visitors a month and is a top ranked Google site for DIY motorcycle repair (click here to see more). -The quantities given are per fork slider. In the second case, you are filling a fork leg that is bone dry (requiring a little more). or 20w50 25w60 for high temps. As some of you may know from following me on Facebook, Twitter, or Instagram, I am neck deep in a front-end rebuild of my 1972 Harley-Davidson Shovelhead FLH. Recommended for use with our fork suspension products. That said, we are not going to stop there. The more consistent the weight of the oil remains the less likely the fork's damping is to change as a moto progresses. Buying a bike starts at Bikez Get a list of related motorbikes before you buy this Harley-Davidson. harley davidson/spectro® cross reference chart ... fork type "b" spectro fork oil type "e" late 1984-1999 engine hd 20w50 spectro platinum ... xl model 1957-1985 engine hd straight weight spectro heavy duty spectro heavy duty or hd 20w50 50,60,70 wt. Heavier weight oil, ie bigger numbers, are thicker. Exceeds all known OEM and Harley-Davidson warranty requirements! The best fork oil you can buy is the Redline fork oil. 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. -If needed, but the conversion between ounces and mL is 1 oz = 29.5735 mL. I might be mis-recalling it since I read it late last night. im changing the fork seals on my 07' yz 450. whats a good weight of oil to use? Purchased mine from the Beemershop in California. Best Spark Plugs For Harley Davidson Motorcycles. Content is king and will continue to be rolled out. The viscosity of fork oil plays a huge role in the damping effect of the forks, as a thicker oil will create more resistance as it is passing through the small orifices in the damping rod. Next, actuate the fork to to fill the internal dampner cartridge. 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