Rick Stephens
Admiral
- Joined
- Aug 13, 2013
- Messages
- 6,118
I've been sweating a little tiny leak on my newly built Gen2 with the V6. Only happens when running fast. Little tiny drip behind the engine. Never leaves even a cup of water, but has been mixed with grease last 2 trips.
This outdrive and engine were completely gone through with the attention to detail only a boat junkie can give his boat. All new gaskets and rubber, heck all new paint. Taken down and reassembled and inspected, measured, tweaked and double checked.
And it leaks.
So today got the wife to drive and cleared everything away to get my head and flashlight in the battery bay on one side and the hydraulic pump bay on the other. Can see almost everything from there. Absolutely nothing at 10 MPH. NADA at 15 MPH. Then 20, finally, a small drop of light brown water, dead center, in the v-cut at the bottom of the keyhole. Obvious by color it is mixing with the grease in the u-jopint bellows. But barely anything coming in and no noise like a CV joint makes when it is quisinarting the water.
Get it home and pop the drive off. Bit of water in the bellows. Not a lot as there is none in the u-joints when I pump grease in them. Inspecting EVERYTHING. It all looks perfect. New shiftshaft seals. Good water passage o-ring. bellows is perfect. Gasket actually was still intact, which never happens for me.
Inspecting the gasket up close I notice it is splitting into 2 layers. No kidding there is 2 gaskets in there. Absolutely had to come out of the package that way, standard Quicksilver Alpha1 leg seal and gasket set.
Only thing I can think of, and seemingly obvious after finding the paired gasket, is the water passage o-ring isn't compressing enough at high speed to keep the water out.
Put it together again and find out.
Oh, in th eprocess of this trip, we limited out with 50 kokanee salmon. First time I've done that in years.
This outdrive and engine were completely gone through with the attention to detail only a boat junkie can give his boat. All new gaskets and rubber, heck all new paint. Taken down and reassembled and inspected, measured, tweaked and double checked.
And it leaks.
So today got the wife to drive and cleared everything away to get my head and flashlight in the battery bay on one side and the hydraulic pump bay on the other. Can see almost everything from there. Absolutely nothing at 10 MPH. NADA at 15 MPH. Then 20, finally, a small drop of light brown water, dead center, in the v-cut at the bottom of the keyhole. Obvious by color it is mixing with the grease in the u-jopint bellows. But barely anything coming in and no noise like a CV joint makes when it is quisinarting the water.
Get it home and pop the drive off. Bit of water in the bellows. Not a lot as there is none in the u-joints when I pump grease in them. Inspecting EVERYTHING. It all looks perfect. New shiftshaft seals. Good water passage o-ring. bellows is perfect. Gasket actually was still intact, which never happens for me.
Inspecting the gasket up close I notice it is splitting into 2 layers. No kidding there is 2 gaskets in there. Absolutely had to come out of the package that way, standard Quicksilver Alpha1 leg seal and gasket set.
Only thing I can think of, and seemingly obvious after finding the paired gasket, is the water passage o-ring isn't compressing enough at high speed to keep the water out.
Put it together again and find out.
Oh, in th eprocess of this trip, we limited out with 50 kokanee salmon. First time I've done that in years.
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