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Forum: Engines and Propulsion Systems 11-08-2018, 08:17
Replies: 57
Views: 38,605
Posted By Astral Blue
Re: Perkins 4-108 diesel

The 4.108 has a standard Borg Warner bolt pattern. This will mate to most marine transmissions with this pattern. One thing you need to check is your flywheel to ensure it will mate to the...
Forum: Construction, Maintenance & Refit 27-10-2013, 17:20
Replies: 9
Views: 1,176
Posted By Astral Blue
Re: solar panels

Give some serious thought to the mounting locations with respect to shadows. Shadows formed on the panels will definitely compromise the amount of electricity they will generate. Assess if one large...
Forum: Powered Boats 03-09-2013, 07:03
Replies: 105
Views: 36,069
Posted By Astral Blue
Re: Stability of Slow Cruising a Deep Vee Hull in Rough Water

Kevin, there might be confusion here regarding terminology. The model WITH a flybridge is referred to as the command bridge; and the model WITHOUT the flybridge is referred to as the sunbridge.
...
Forum: Powered Boats 02-09-2013, 22:23
Replies: 105
Views: 36,069
Posted By Astral Blue
Re: Stability of Slow Cruising a Deep Vee Hull in Rough Water

Welcome to the forum!



Hi Kevin... My boat is the command bridge model as well. As far as efficient speed goes, you will have the best fuel economy at or slightly below hull speed, which is 6.7...
Forum: Construction, Maintenance & Refit 19-08-2013, 21:08
Replies: 27
Views: 2,155
Posted By Astral Blue
Re: Rust Stains on Foredeck

Barkeeper's Friend is golden! Add just enough water to turn it into a paste, generously rub it into the rust stain, let it sit for a few hours, and wash it off. I have used it for years and have had...
Forum: Engines and Propulsion Systems 21-07-2013, 20:28
Replies: 44
Views: 4,142
Posted By Astral Blue
Re: fuel in return hose is black

Based on your description, there is most likely a breach in the rings allowing oil to be mixed with Diesel, or vice versa. Check your oil and see if it has Diesel in it. The first indicator would be...
Forum: Powered Boats 17-07-2013, 09:34
Replies: 105
Views: 36,069
Posted By Astral Blue
Re: Stability of Slow Cruising a Deep Vee Hull in Rough Water

Hi Craig... Our marina (Delta Bay Marina) is a stone's throw from Frank's Tract. We cruised the northern span this past weekend. We'd love to meet with CF'ers in the delta. We will most likely be...
Forum: Powered Boats 15-07-2013, 21:28
Replies: 105
Views: 36,069
Posted By Astral Blue
Re: Stability of Slow Cruising a Deep Vee Hull in Rough Water

Hi Blaine! Welcome to CF! After getting all the mechanical kinks resolved, we have been very happy with the performance. The Perkins 4.108 is a true fuel-sipping workhorse!

As far as stability at...
Forum: Seamanship & Boat Handling 08-07-2013, 22:57
Replies: 1,085
Views: 88,915
Posted By Astral Blue
Re: Freighters vs. sailboats

Speaking of freighters versus smaller boats, where does this fit into the picture? :whistling:

https://www.youtube.com/watch?feature=player_embedded&v=fCqjZXp7TQA
Forum: Engines and Propulsion Systems 01-07-2013, 07:30
Replies: 3
Views: 1,266
Posted By Astral Blue
Re: Oil Cooler for Perkins 1.108

I have been using Delo 400, which is a multi-viscosity oil formulated for Diesels and rated at 15W40. I was thinking of using 30 weight oil when we first repowered the boat with this engine, but was...
Forum: Engines and Propulsion Systems 01-07-2013, 07:00
Replies: 3
Views: 1,266
Posted By Astral Blue
Oil Cooler for Perkins 1.108

I was running the boat under load this weekend for an extended period. The water temperature was in the mid 70's, so my engine was essentially being cooled with the warmest water of the season. As I...
Forum: Engines and Propulsion Systems 30-06-2013, 22:08
Replies: 22
Views: 2,237
Posted By Astral Blue
Re: Perkins 4.108 help

Sorry to hear about the main bearing failing. Just curious... How many hours does the engine have on it?
Forum: Engines and Propulsion Systems 30-06-2013, 21:56
Replies: 29
Views: 7,183
Posted By Astral Blue
Re: Perkins 4.108 Overheating While Under Load

Thanks. My mechanic stressed it as well. I'm watching the hour meter diligently; and when it hits 50, out comes my torque wrench! :)
Forum: Engines and Propulsion Systems 30-06-2013, 20:09
Replies: 29
Views: 7,183
Posted By Astral Blue
Re: Perkins 4.108 Overheating While Under Load

Just thought I'd provide an update. After tightening the bolts on the manifold, many of the air bubbles stopped. I took the boat out on the river and ran the engine under load; and sure enough, the...
Forum: Plumbing Systems and Fixtures 10-05-2013, 02:31
Replies: 16
Views: 7,787
Posted By Astral Blue
Re: Put diesel in water tank by accident!! doooohhh!

I realize I'm chiming in somewhat late in the game, but I'd like to share some insight:

1. If your tank is made of polypropylene, you will need to replace the tank. Polypropylene will absorb the...
Forum: Navigation 02-05-2013, 07:32
Replies: 34
Views: 11,739
Posted By Astral Blue
Was it requiring you to upgrade when you...

Was it requiring you to upgrade when you installed it? Were you able to use it in its original state prior to upgrading?
Forum: Engines and Propulsion Systems 28-04-2013, 20:44
Replies: 29
Views: 7,183
Posted By Astral Blue
Problem solved!

Thanks everyone for your helpful insight. The problem has been solved! The air bubbles entering the coolant reservoir stopped when I tightened the nuts on the manifold's cover plate. The nuts were...
Forum: Engines and Propulsion Systems 24-04-2013, 09:35
Replies: 29
Views: 7,183
Posted By Astral Blue
Re: Perkins 4.108 Overheating While Under Load

Yes, it happens at all temperatures. Changes in RPM do not make a noticeable difference in the output either.

What would be the most common form of intrusion of exhaust gas into the coolant on an...
Forum: Engines and Propulsion Systems 23-04-2013, 17:52
Replies: 29
Views: 7,183
Posted By Astral Blue
They say a picture says a thousand words. Well, a...

They say a picture says a thousand words. Well, a video says a million:

https://www.youtube.com/watch?v=j-Me0dmdgXs

This is what happens when the engine reaches operating temperature of 180...
Forum: Off Topic Forum 23-04-2013, 13:41
Replies: 10
Views: 1,331
Posted By Astral Blue
Re: Boat for sale!!

Nice, the helm doubles as a sacrifical altar!
Forum: Engines and Propulsion Systems 22-04-2013, 21:08
Replies: 29
Views: 7,183
Posted By Astral Blue
Re: Perkins 4.108 Overheating While Under Load

Thanks for the explanation. I'm almost breathing a sign of relief based on this assessment, feeling increasingly confident it is not a head gasket or manifold leak.

Based on the bubbling, I have a...
Forum: Engines and Propulsion Systems 22-04-2013, 10:00
Replies: 29
Views: 7,183
Posted By Astral Blue
Re: Perkins 4.108 Overheating While Under Load

Cheechako, I did as you suggested. There was very little coolant in the block. I must have added about a gallon, before it topped off. I ran the engine under load and the the temperature stayed...
Forum: Engines and Propulsion Systems 20-04-2013, 17:27
Replies: 29
Views: 7,183
Posted By Astral Blue
I removed the original thermostat and tested it....

I removed the original thermostat and tested it. It did not move no matter what temperature I exposed it to.
Forum: Engines and Propulsion Systems 20-04-2013, 16:29
Replies: 29
Views: 7,183
Posted By Astral Blue
There was no coolant under the thermostat, so I...

There was no coolant under the thermostat, so I will do as you suggested and give it another shot.
Thanks!
Forum: Engines and Propulsion Systems 20-04-2013, 16:18
Replies: 29
Views: 7,183
Posted By Astral Blue
I just replaced the thermostat and took the boat...

I just replaced the thermostat and took the boat out today. It started overheating. I came back to the dock and removed the thermostat. I placed the engine under load again, this time at the dock (in...
Showing results 1 to 25 of 302

 
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