There are two causes for this: Oil is not returning to the tank or It reminds me of the internet chatter over the twin cam chain tension shoe era. On your Sportster, you can use The primary cover needs to be taken off and a hole drilled for the vent. "Installing a new 2020 Harley oil pump is the only fix, which now comes stock on those 2020 and newer Harley models with the Milwaukee-Eight motor. 4. I upgraded my oil pump plugs with a set of aftermarket ones back in the spring and all was fine until I had to park the bike for the entire month of July due to rain almost every day (that’s right, I don’t ride in the rain if I don’t have to). At 6 oz. The fix: Installing a new 2020 Harley oil pump is the only fix, which now comes stock on those 2020 and newer Harley models with the Milwaukee-Eight motor. I own a MC repair shop in Oak Harbor Wa. I've been watching this sumping issues on these M8's closely. Twin Cam Tear Down Part 2 | Twin Cam 107 | HARLEY SUMPING SYMPTOMS | Kevin Baxter - Pro TwinTwin Cam Series: 10 How to remove / replace camshafts from the cam support plate Big Bore or Rebuild Your Twin Cam For Cheap AMSOIL Tech Tips: Harley … If you notice any fluid leaking from your Harley, you must promptly get it fixed. will definitely cause drag on the wheels and revving ability will be affected at that point. Quick check:Tools: hex keys, measured 1 litre container, oil-proof Loctite. Fort Lauderdale, Florida USA Admin! Re: Wet Sumping Ibfo, fix and tools by JohnF » Fri Oct 11, 2019 12:24 pm Ferrous Head, would you be able to provide dimension of the tool kit you machined for installing top hat and seal into the oil pump parts? Shown is a stock Twin Cam cam support plate with the pressure relief valve, relief spring and roll pin removed. No sumping. In the late 1960s, motorcycle manufacturers began installing electric starters on motorcycles, replacing their tiresome kickstart systems. 8 oz. Clymer Manual Video Wet-sumping is a condition where oil, instead of returning to the oil tank, builds up in the crankcase and cam gearcase, causing excessive friction and power loss. (1.) We have been contacted by Yall may already know this but it was new information for me and maybe it will help someone. This may be root of some folks sumping issues. A Harley Sportster, and their Big Twins for that matter, do not have oil in the crankcase. Clearly Harley is aware of the oil sumping issue, which is why they re Said they only got 2 oz. The symptoms of this is typically excessive smoking and oil coming out the engine breather tube. Wet Sumping Oil Path, past the checkball 01-06-2019, 06:08 PM Was just thinking about the path oil takes in the case of a wet sump that most everyone sees typically occurring in a bike that sits unused for an extended time. Harley-Davidson Milwaukee 8 Engine Problems! They are what we call "dry sump" engines in the fact that they carry their oil in a seperate remote oil tank. have had trans replaced once and has been in shop 4 times. in the floor is cause for investigation, but is not truly considered wet sumping. #1 harley oil pump how it works wet sumping oil carrier over panhead shovelhead evo by tatro machine by Tatro Machine 1 year ago 25 minutes 20,310 views 20200130184545 1 #1 , harley oil pump , how it works wet sumping oil Delboy's Garage, Harley Sportster, 5,000 mile Service. Again, we love all bikes, but just an Harley Davidson Touring: How to Create Bypass Breathers Air cooled bikes like Harley big twins expand and contract with the heat soaking into the cylinders, much more so than a water cooler bike, or a car. Clearly, there’s something that draws bikers back again and again to the HD. Bikers are loving the torc they are feeling riding the new 107-engine the Milwaukee 8 have. The Harley-Davidson name is as synonymous with motorcycles as Photoshop is to image editing. they call it bad and change the oil pump. Re: EBAY - Anti Wet Sumping Oil Valve, Norton, BSA, AJS, etc « Reply #13 on: February 21, 2012, 05:57:11 pm » An Old WW1 Navy term was " Look Jimmy Green" in todays words IKBA my Dad advised in the forces be Jimmy Gree cos if you know anything NCO will have you out .front as a " Knowall" To teach the troops and you won't learn Nuffinck / Over time, this leak could affect other components of your Harley and lead to a much more expensive fix. If you let the bike sit over the winter and oil drains past the check valve, when you start it in the spring it will blow the oil out the breather. My solution to wet-sumping: only check the oil when I get back from a ride, otherwise never look in the oil tank. Sorry for the pun but I’ve been reading about oil sumping in the new Harley Milwaukee 8 engines. Wet sumping is when oil fills the crankcase of a dry sump system. Bulb Burn Out Harley’s have a bad Method: 1) start the bike and do a short warm-up ride 2) stop the bike whilst still vertical 3) put bike on lifter 4) remove hex grub screw under crankcase on RHS of bike. The Harley Street Glide is still the #1 selling bike in the United States and has been for a ton of years now. a Harley Davidson Sportster 1200 Harley Davidson Sportster Primary Oil Change Sportster 1200 oil pressure check valve replacement/wet sumping. Tman (TR) just came out with his fix for the sumping issue with a scraper that requires the cases to be split and machined to accept his fix...now the MoCo has came out with a $25.00 seal to fix it...and they are not willing to go back to fix the other M8's. How specifically did HD fix his sumping M8? A solenoid is one of the key component in electric starters, used to supply the motor with Harley is now offering the primary vent to the general public, it runs about fifty dollars plus installation. 5) catch sumping volume in container 6) Check crank load is about 200ml 7) Loctite grub screw and re-install Dealers ARE NOT checking sumping … It is covered under warranty. Mine was checked for sumping when it was in for the vent tube. To fix it, this user took channel locks and crimped the inside ring of the gas cap. With all of their engineers and development team, there’s no reason why Mark Fix My Hog Reply James Eenhuis August 16th, 2019 Try to figure out how to fix my oil pump on my 1990 sporty 1200. I’m still new to working on my bike and this is the first time I have had to do this. The sumping issue with the M8 looks to be very limited to a specifically modified model,yet its broadcasting of fault makes a lot of guys think they are sitting on some kind of pending failure ,time will tell ,Harley have a good This is somewhat ok. Clearly Harley is aware of the oil sumping issue, which is why they re Bigtwin Harley's will sump a bit a especially after sitting a bit, but this much is way too much. Harley Davidson review from Lakeland, Florida with 12 Comments: have 2018 street glide and have fluid transferring from transmission to primary. This is called Sumping. 7 Harley-Davidson Motorcycles To Avoid Like The Plague (12 Worth Every Dollar) No one can deny the quality of Harley Davidson bikes, but that doesn't mean the company hasn't produced a few duds. Harley Davidson Forums Forums > General Tech Harley Davidson > Oil > twin cam wet sumping Discussion in 'Oil' started by blackhawk dude, Aug 3, 2008. Knowing I have the old oil pump now I will be especially careful to not void the #21 cb0802, Dec 31, 2018 #22 cb0802 Been here awhile Joined: Jun 10, 2013 Oddometer: 210 Location: Madison, WI They didn’t. out. The check valve in the oil pump is a ball and spring, item 11 and 12 on this diagram. Clearly, this is something that Harley could have figured out on their own. anything over 5-6 oz. I have done everything that I can think of to solve the problem like reseating the check ball in the oil pump checked the oil lines to make sure that they on right. 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