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Search took 0.00 seconds. Search: Posts Made By: mmwjr
Forum: Engines 09-11-2013, 12:44 AM
Replies: 36
Views: 7,667
Posted By mmwjr
Cool, keep us posted and we always love pictures...

Cool, keep us posted and we always love pictures of the progress.
Forum: Engines 08-23-2013, 01:29 PM
Replies: 36
Views: 7,667
Posted By mmwjr
Dan is correct about having the heads checked....

Dan is correct about having the heads checked. Burning water raises the exhaust temp and will melt te valve or valve seat which results in lower compression.
Forum: Engines 08-23-2013, 11:34 AM
Replies: 36
Views: 7,667
Posted By mmwjr
Rick can you post some picture of the potential...

Rick can you post some picture of the potential crack? Also some pictures of the exhaust showing the interface between the manifold and elbow.

May be a scratch and not a crack. A crack would...
Forum: Engines 08-14-2013, 11:55 PM
Replies: 36
Views: 7,667
Posted By mmwjr
Ok my previous info is wrong, google doesn't...

Ok my previous info is wrong, google doesn't always provide correct info. :redface:

Looking in my merc manual for 5.7L intake torque is 35 ft. lbs and yep cylinder head torque is 65 ft. lbs.
...
Forum: Engines 08-14-2013, 09:14 PM
Replies: 36
Views: 7,667
Posted By mmwjr
No that is foot lbs. Head bolts are > 100...

No that is foot lbs.

Head bolts are > 100 foot lbs.
Forum: Engines 08-14-2013, 04:19 PM
Replies: 36
Views: 7,667
Posted By mmwjr
From what I have read the torque for the intake...

From what I have read the torque for the intake is done in 3 steps, 22lbs, 44lbs and then 66lbs.

Good luck
Forum: Engines 08-14-2013, 12:42 AM
Replies: 36
Views: 7,667
Posted By mmwjr
What Dan said has merit regarding it possibly...

What Dan said has merit regarding it possibly being the intake. This would explain how a large amount of water can get into the oil and yet the engine still run OK.

The water jacket is at least an...
Forum: Engines 08-12-2013, 10:19 PM
Replies: 36
Views: 7,667
Posted By mmwjr
2 bent pushrods, I have also seen bent valves and...

2 bent pushrods, I have also seen bent valves and connecting rods from trying to compress water. But still a gallon into the pan?

Anyhow let's see what he has to say, that is if he isn't so mad...
Forum: Engines 08-12-2013, 04:43 PM
Replies: 36
Views: 7,667
Posted By mmwjr
Water getting into the cylinders from a bad...

Water getting into the cylinders from a bad manifold can't get into the oil easly either it has to get past pistons and rings which if are in normal shape will only let small amount past and not a...
Forum: Engines 08-12-2013, 01:01 AM
Replies: 36
Views: 7,667
Posted By mmwjr
Not a good way to get beack into boating. As...

Not a good way to get beack into boating.

As Pas said start with a compression test. What ever you do don't let water sit in the cylinders over the winter or the engine will be done for sure.
...
Forum: Engines 07-29-2013, 04:39 PM
Replies: 36
Views: 7,667
Posted By mmwjr
Shrew I agree that if the fins are all there and...

Shrew I agree that if the fins are all there and have no signs of cracks the impeller is probably Ok but after draining the gear lube to seperate the lower half of an Alpha drive you are spending...
Forum: Engines 07-29-2013, 11:48 AM
Replies: 36
Views: 7,667
Posted By mmwjr
Here is a diagram of the cooling system. This is...

Here is a diagram of the cooling system. This is for a bravo application, since you have an alpha the hose going to the water pump in this diagram will go directly to your transom housing.

2909
Forum: Engines 07-28-2013, 05:53 PM
Replies: 36
Views: 7,667
Posted By mmwjr
Pas when you are sawing raw water pump I am...

Pas when you are sawing raw water pump I am assuming you mean the circulating pump on the front ofhe engine, his boat has an Alpha so the raw water pump is in the outdrive.

Therefore:

1. hook...
Forum: Engines 07-28-2013, 05:02 PM
Replies: 36
Views: 7,667
Posted By mmwjr
Exhaust Risers and manifolds. If these are...

Exhaust Risers and manifolds. If these are blocked the water flow is restricted. First replace impeller, IMHO inspecting is a waste of time if you go through all te work to pull it out why not spend...
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