Can a 80 inch Evo motor leak oil?
Got an 80 inch evo… Got an 80 inch evo motor that leaks engine oil from the main shaft seal 15 to 20 min after running. I’ve replaced the seal 3 times(both directions) and still the same thing. The breather gear is timed properly with the cam gear. The oil pump is working properly(replaced 1 time with a new one).
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.
Why is the oil venting in my Evo?
There’s multiple reasons an Evo will vent oil, but your pipes and jetting aren’t any of them. If you have the habit of gearing down all the time, this will cause alot of back pressure and cause the oil to vent into the filter more than usual.
How does an Evo motor vent an air filter?
evo motors vent the case through the breather. If you pullout your air filter, you should have an oily film on the mounting plate and around the rim of the filter. Its an evo engine. The year im not sure of its a chopper I bought it built already so not sure of the year all i know itrs from the 90’s
There’s multiple reasons an Evo will vent oil, but your pipes and jetting aren’t any of them. If you have the habit of gearing down all the time, this will cause alot of back pressure and cause the oil to vent into the filter more than usual.
When did oil start leaking from Breather vent?
Discussion in ‘ Oil ‘ started by dontask, Aug 16, 2008 . I have a Hearitage Softail CLassic 1991, this year we have not done much riding weather been really rainy.
Why is my bike leaking oil threw breather?
My Bike is leaking alot of oil threw the breather. What could be the cause for that and how can I fix it? well, what motor, year and model of bike? evo motors vent the case through the breather. If you pullout your air filter, you should have an oily film on the mounting plate and around the rim of the filter. Its an evo engine.
evo motors vent the case through the breather. If you pullout your air filter, you should have an oily film on the mounting plate and around the rim of the filter. Its an evo engine. The year im not sure of its a chopper I bought it built already so not sure of the year all i know itrs from the 90’s
How long does it take for an Evo motor to dry?
I have around a 1990 80″ EVO motor on a custom chopper i built. I can fill my primary with 1.5 qrts and in twenty minutes time the primary will be dry. The primary oil is pulled into the motor oil system and overflows out the crankcase vent.
Are there any problems with the EVO engine?
The Evo’s don’t have heat problems, don’t have chains or belts in the timing chest that can do really bad things internally, don’t have problems with the crank, or the main bearings, don’t have problems with the comp sprocket, etc, etc. Can you tell which one I prefer? Re-reading your post I see that your scoot has only done 32k miles.
What kind of oil should I put in my Evo?
I would just go with a good quality dino oil in the EVO. I run synthetics in my twin cam, but my 93 evo is just fine with dino oils. I put 62,000mi on my 94 EVO before I did a top end job. And put another 74,000mi before I sent it off to the reman. program at HD.
Got an 80 inch evo… Got an 80 inch evo motor that leaks engine oil from the main shaft seal 15 to 20 min after running. I’ve replaced the seal 3 times(both directions) and still the same thing. The breather gear is timed properly with the cam gear. The oil pump is working properly(replaced 1 time with a new one).
I have around a 1990 80″ EVO motor on a custom chopper i built. I can fill my primary with 1.5 qrts and in twenty minutes time the primary will be dry. The primary oil is pulled into the motor oil system and overflows out the crankcase vent.
I would just go with a good quality dino oil in the EVO. I run synthetics in my twin cam, but my 93 evo is just fine with dino oils. I put 62,000mi on my 94 EVO before I did a top end job. And put another 74,000mi before I sent it off to the reman. program at HD.
What causes an oil leak on a V-twin?
The primary oil is pulled into the motor oil system and overflows out the crankcase vent. The crankcase is vented to the bottom of the bike. I have changed the oil seal on the crankshaft twice (turning it both ways) and still leaks. Today, I realized I had the main oil feed line from the tank hooked to the oil filter.
What kind of oiling system does an Evo have?
The engine has a force-fed (pressure type) oiling system incorporating oil feed and return pumps in one pump body with a check valve on the feed side. 4) The scavenge side of the pump returns oil from the bottom of the gearcase and crankcase sump to the oil tank.
How are oil lines routed in a Harley Evo?
Routing the oil lines from the oil tank to the engine is simple task. The design of the oil filter on the shovelhead uses one oil line, which feeds the oil back through the filter and into the oil tank. The evolution’s external filter requires two oil lines; one line feeds. Is there any reason not to put a different spring in my oil pump.
What kind of oil filter does Harley evo use?
Use SAE J 3/8″ psi WP hose only. Oil filters allow oil to flow in only one direction. You must examine the filter housing and connect the oil lines to. harley evo oil flow diagram You search Auto repair manual PDF harley evo oil flow diagram, if there are search results will appear below.
What kind of oil tank does a 93 evo use?
I am using a softail horseshoe tank and running a 93 evo motor. After starting the engine look into the tank to verify oil movement. Oil tank to pump. Wait until you see a steady flow of oil the attach. I made a diagram of how all the oil lines from the tank to the answered by a verified motorcycle mechanic.
Routing the oil lines from the oil tank to the engine is simple task. The design of the oil filter on the shovelhead uses one oil line, which feeds the oil back through the filter and into the oil tank. The evolution’s external filter requires two oil lines; one line feeds. Is there any reason not to put a different spring in my oil pump.
What kind of oil filter does an evo use?
Got the right oil filter(an evo filter not a twin cam filter). The oil is flowing corectly through the oil filter(from oil pump return line to the input side of the oil filter housing). Oil is returning to the oil bag and the oil pressure is good.