What kind of oil filter does a 1975 Shovelhead have?

Bought a 1975 Shovelhead a while back from a very shady character and among other things, when you start the engine, it starts puking tons of oil all over the floor. There is a braided metal line about 6-8″ long with a small filter on the end of it. Looks like a crank case breather line, on the right side of the engine.

Where does the oil come from in a Shovelhead?

There is a braided metal line about 6-8″ long with a small filter on the end of it. Looks like a crank case breather line, on the right side of the engine. This is where the oil is coming from.

Why is my old shovel spewing oil?

My old 1983 shovel is spewing oil on the ground when it hasn’t been started for a while (a week or more). I think it is because oil is seeping past the check valve ball in the oil pump and into the crankcase. When the motor is started is expells the oil out the crankcase vent line onto the ground.

What kind of engine does a Shovelhead have?

General Engine Specifications 1966 – Early 1978 Late 1978- 1984 Shovelhead History by Year Electrical Wiring Diagrams Fluids Specifications Tune Up Specifications Winterize your ride Chopper Handbook 1948 frame specs Simplified Wiring Diagram Boogiemanz Stroker Plate Miscellaneous

What to do about crankcase pressure on Shovelhead V-twin?

Start the engine and let it run at idle for a while with a drain pan under the crank case vent line. This may take a bit of time but it will eventually purge itself of excess oil. Hope this helps! I personally do not perscribe to the hammer and ball method for working on oil pumps.

What to do if oil blows out of Shovelhead?

First, make sure your breather hoses are not dry-cracked-pinched if they are ok you can start by trying the following: 1. Run your oil level halfway between the add and full mark when hot. 2. Run oil breather lines from the head into a TEE fitting be low carb/induction module then a single line into a mini-filter or PVC valve under the frame.

What are the numbers on the Shovelhead oil pump?

The ball, check valve and spring are numbers 18, 19 and 20. http://demonscy.ipower.com/manuals/sh_oil_pump_68-84_1.jpg Springer has also provided you with a link that offers a good solution. The procedure that you follow will obviously be based on your mechanical abilities.

Where are the oil lines on a Shovelhead?

They are on the top of the oil pump cover. The inboard one (closest to the engine) is the oil RETURN back to the tank. Since you’re running an external filter, you’ll connect a hose from that fitting to the “IN” side of the filter…take the “OUT” side of the filter and connect a hose from it to the tank return fitting.

How do you get oil out of a Harley Davidson shovelhead?

Run your oil level halfway between the add and full mark when hot. 2. Run oil breather lines from the head into a TEE fitting be low carb/induction module then a single line into a mini-filter or PVC valve under the frame. 3. Purchase Arlen Ness Super Sucker.

What happens when oil drains past the check valve?

If the check valve wasn’t there, all the oil in the oil tank would flow into the lower end of the engine. Then when you start the engine it blows it out the breather. This is called Sumping. 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.

How do you change the oil on a Harley Shovelhead?

While the process of changing the engine oil and filter differs slightly from later Shovelhead models, which use a spin-on automotive-type filter, nearly any Shovelhead owner can complete the job with little difficulty. 1. Park the motorcycle in a well-ventilated area on its side stand.

There is a braided metal line about 6-8″ long with a small filter on the end of it. Looks like a crank case breather line, on the right side of the engine. This is where the oil is coming from.

When did the Harley Shovelhead engine come out?

The Shovelhead engine was introduced by Harley-Davidson in 1966 and was used until 1984, when it was replaced by the Evolution engine. The engine boasted a 1,340 cc displacement and Harley-Davidson’s classic 45-degree V-twin cylinder arrangement.

When did the Harley Davidson shovelhead engine change?

Originally manufactured as 1200 cubic centimeters (cc), the engine was increased to 1340cc in 1979. Although the shovelhead was replaced by the evolution engine in 1985, most of the shovelheads that were made are still on the road in the United States and Japan.

What kind of oil do you put in a Shovelhead engine?

Use 4 qts. of 25W-50 weight oil for engines that have had minor or major modifications to either the valvetrain or pistons. The 50-weight oil is also recommended for stock Shovelhead engines in cold climates or in high altitudes.

What kind of brake fluid does a Harley Shovelhead use?

Models 1975 and later use Dot 5 brake fluid. The front fork oil capacity varied over the 18 years the shovelhead was in production. Instructions for new front forks include the amount of oil required. Models from 1966 to 1969 use 6.5 oz. of fork oil.

Is there oil line routing on a Shovelhead?

This is an oil pump on a shovelhead. It has more. we made a nice diagram of the oil lines on my 73 shovelhead, cut all the old lines and removed them. Lost the diagramweb.nety know of a nice. Shovelhead – Oil line routing on 76 FLH w/stock tank. – Restoring a 76 FLH. Need oil line routing diagram for stock oil tank. My sifton oil pump.

Where does the oil go in a Shovelhead oil filter?

Mine has a line to Maybe this diagram from T & O will help.May 09, · There was a direct line from the tank to the input of the oil pump. The return from the oil pump went to a fitting on the oil tank that routed the oil to the inside of the oil filter.

How much is a 1972 Harley Davidson shovelhead?

1972 Harley-Davidson Shovelhead , Spring is right around the corner and this classic custom is ready for the road. Recently overhauled with just 3000 miles, open primary, custom wheels, S&S carb, foot clutch and Mustang seat she will be sure to draw some nice complements. $6,000.00

Why is the oil coming out of my Shovelhead?

It simply may be oil that has drained into the crankcase and has not been scavenged back to the oil tank, yet. It could cure itself after its run for a while. If not, may need an oil pump. If it has not been run in a while, it is just oil that has leaked past the check valve into the crankcase.

What to do when oil comes out of the hose?

If you can’t see the oil coming back into the tank, disconnect the oil return line, take the spark plugs out of the heads, and spin the engine with the starter. OIl should come out of the hose in squirts. If not, you have an oil pump problem. If it does come out of the hose, everything should be alright.

What can cause 1989 Harley pukes oil out crankcase vent?

Re: 1989 harley pukes oil out crankcase vent when started… Blow by compression. Severe engine problems. Pull the heads look at cylinder walls You can’t post conmments that contain an email address. I have 1983 Harley Sportster 1000 that won’t fire when I first turn the key, but after a few minutes it fires right up what can cause this?

Why does my 81 Flt blow out oil?

My 81 FLT blows out some oil when sitting more than 3or so days, out the crank case breather tube. It should not be plugged and have no idea why someone would do that. The crank case has to have vent for internal pressure relief.

What causes oil to leak from Breather vent on Harley Davidson?

I spoke to “He who knows all” and he said it sounded to him like a sheared oil pump key. He also explained that if that key is sheared, it is caused by a more serious problem such as a scavenger gear bearing failure. Good luck.

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