Where is the drain plug on a Harley Davidson?

The other thing to check for is the inner primary is not leaking or even the tranny. A leak from the main shaft will find its way to the drain plug area down the back of the inner primary. As others have mentioned, what appears to be a leaking primary drain plug is actually a leak from the backside of the primary case.

Is there a leak from the primary drain plug?

Advice needed have slight primary plug oil drip when oil hot,plug screwed in level with cover on 97 dynaglide. tried PTFE tape but doesn’t last.this plug is tapered and doesn’t use an o ring. Thanx guys. I know the lug on my 96 dyna screws in quite a way. I have no leak issues. Are you sure it’s not a leak from the derby cover?

When to remove oil plugs on Harley Davidson?

It is of utmost importance to remove the engine oil and transmission oil fill plugs along with the primary derby cover; either before draining the oils or before the drain plugs are reinstalled. This will help to avoid confusion as to whether or not the oil has been replenished before attempting to start the motorcycle.

What to do if your drain plug is oily?

Thoroughly clean the back of the case, then stick the edge of a piece of masking tape between the drain plug and back of case. The morning after a ride, look at the tape, if there is a drop of oil hanging on, or the back of the case is oily, it’s not the plug.

When to replace the drain plug on a Harley Davidson?

If the engine oil or transmission oil drain plug allocation becomes stripped on a touring model, the entire oil pan may need to be replaced. This holds true for, both, Twin Cams and M8 Touring models. If the primary drain plug allocation becomes stripped, the inner primary case may need replacement.

What kind of oil do you put in a motorcycle drain plug?

Reinstall the primary drain plug. Make sure it is snugged well, but do not over-tighten. Use a long-tipped and narrow funnel to get the oil down into primary through the derby cover or inspection cover. You should only need 32-38oz to sufficiently fill the primary, and any motorcycle specific oil will do.

The plug you removed is the one when installing a oil pressure gauge. There are 3 bolts that are removes to drain the 3 oils. Did you use a Allen to remove? And left of drain plug? No correlation to exhaust leak. baharp likes this. Was the “plug” you removed at the bottom, center of the crankcase? And was it a pipe plug?

What is the plug on a Harley Davidson?

If so, it is a plug sealing one of the holes used in the manufacturing process. It should have been secured with a thread sealant (like Locktite red). Should have been pretty hard to remove which is why everyone advises against removing it so as not to take a chance of damaging the crankcase.

When to remove the plug on a Softail?

Best to remove that plug, slowly, when the cases are up to operating temps which is a condition of checking for sumping; checking cold, particularly on a softail will not produce accurate information. When installing, as has been pointed out, the plug is a tapered pipe plug and should not be over tightened.

What’s the pipe plug on a Harley Davidson?

As Breeze said above, if the pipe plug is #3 shown below, that is not the pipe plug I was concerned about in my post above. This is a tapered pipe threaded plug, but not the one that is worrisome to mess with. As mentioned by dbmg and Breeze3AT, this is the usual spot to install the oil temp sending unit for an oil temp gauge.

How big of a plug do I need for a GM manifold?

The holes that the tubes came out of are exactly the right size for a 1/8” pipe plug. Use your 1/8” pipe thread taper to thread the smaller hole way down inside. Do this from the front, using the larger hole as a guide to keep everything straight.

What kind of pipe plugs do JEGS use?

JEGS NPT Pipe Plugs are are available in your choice of anodized aluminum with a black, blue, or red finish; or stainless steel. An internal hex provides easy installation and a better appearance; while hex head plugs are the ideal economical choice.

What kind of fittings do McMaster pipe plugs use?

Also known as Code 61 SAE hydraulic flanges. Also known as Schedule 10 fittings, these are thin, lightweight, and corrosion resistant. The strongest socket-connect fittings we offer, these heavy duty forged fittings are also known as Class 6000.

Look directly below the seat– and slightly behind it – underneath the frame to find the oil drain plug. Use a ratchet and 5/8-inch socket to remove the drain plug. Once loose, finish removing the plug by hand to avoid dropping it into the oil pan.

How many quarts of oil does a Shovelhead hold?

Recommended Fluids Harley-Davidson recommends 4 quarts of SAE 50 or 60 engine oil in all 1966 through 1984 shovelheads. The transmission uses 1.5 pints of HD transmission lubricant, although many people use 75w90 gear oil mixed 3-to-1 with Lucas oil.

Where is the drain plug on a Harley Davidson Dyna?

Dyna and Touring models have their oil drain plugs under the transmission housing. Drain the engine oil into an oil pan. Replace the drain plug’s O-ring, then screw it into place after the oil has drained. Tighten the drain plug to 18 foot-pounds with a torque wrench.

Can a dirty drain plug damage a Harley?

If a drain plug is not installed straight or is installed dirty, the plug’s threaded allocation in the case can become permanently damaged. The most common way oil cases become damaged is from Harley drain plug over tightening.

Where is the oil drain plug on a softail motorcycle?

Unscrew the engine oil drain plug with a 5/8-inch socket and a socket wrench. On Softail models the engine oil drain plug is under the right side of the motorcycle’s frame, near the rear wheel. Dyna and Touring models have their oil drain plugs under the transmission housing. Drain the engine oil into an oil pan.

Where is the oil drain plug on a 1979 Harley?

Loosen the oil drain plug, located at the bottom rear corner of the oil tank, using a socket wrench. Hold a funnel below the oil drain plug, placing the end of the funnel into a 1-gallon plastic jug.

What kind of drain valve do I need for a Harley Davidson?

(The EZ-102 will fit drain plug size 5/8″-18 UNF) (On some models 2014 & on, use A-102 adapter due to recessed oil pan) EZ Oil Drain Valve : Replaces the standard oil drain plug, making oil changes easier, saving valuable time and expenses.

Where is the transmission drain plug on a Dyna?

Unscrew the transmission housing’s drain plug, using a 5/8-inch socket. On Softails, the drain plug is found between the rear shocks; Dyna and Touring models have drain plugs under the left side of the engine’s oil pan. Replace the drain plug’s O-ring, then screw it into place after the oil has drained.

How to change the oil in a 1979 Harley Shovelhead?

Wipe the oil tank drain hole clean with a shop towel, then screw the drain plug into place by hand. Tighten the drain plug to 18 foot-pounds using a torque wrench.

Figure 1. Get your bike leveled using a lift. Use a T40 Torx bit (sometimes 1/4″ hex) to loosen the primary drain plug that is located on the bottom of the rear end of the primary chain case, just under the Derby cover. Figure 2. Handy ID guide to Harley drain plugs.

Where is the drain plug on a Ford F150?

Locate the drain plug on the block. On my 98′ 4×4 I found the plug just below the rear-most frost plug in the block on the driver’s side accessible. Use a 17mm socket & wrench. They use loctite so you’ll have to reef on there like a #% $@ &!!#@ so watch your knuckles.

What kind of drain plug does a Mercury MerCruiser use?

Boating Accessories New Oil Drain Plugs/gaskets/washers Sierra 18-2244 Fits Mercury/Mercruiser #1/MR/R/Alpha/Alpha I Gen II Upper & Lower Units. OEM #10-79953A2 10-79953Q2 Drain Screw Drain Screw . . . Only 16 left in stock – order soon.

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