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View Full Version : Drive is leaking oil. . .



cstraub
01-09-2006, 07:30 AM
I had experienced all summer that I had to add drive oil to the resevoir a total of 3 times. I went to winter storage over the weekend and checked on the boat and I have oil leaking between the lower and upper housing in the area of the main shaft.
Now I have a '97 model Bravo 1 that I mated an Imco lower to. Everything worked just fine this year. I am thinking I may have pinched an O-ring when putting it together.
Any thoughts?

HOSS
01-09-2006, 07:36 AM
overtighten = warp or crack.

cstraub
01-09-2006, 07:57 AM
I was pretty careful. I paid for college working for a Merc service center on Lake Cumberland so after 5 summers I feel pretty good that I didn't over tighten. I even got new nylock stainless nuts.

Infomaniac
01-09-2006, 08:05 AM
Sounds like the seal to me. No water in the oil?

cstraub
01-09-2006, 08:18 AM
No water....

ecm
01-09-2006, 08:41 AM
Check the bolts that hold the anode on the front of the upper unit. The bolts hand down about a 1/4 of an inch. When the IMCO lower is installed the bolts wont allow the lower to fully seal.
Kirk

cstraub
01-09-2006, 09:37 AM
Kirk,
Thanks, I caught that on initial install. I loosened the bolts and installed the lower. I will recheck that though.