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Forum: Engines and Propulsion Systems 06-10-2014, 12:59
Replies: 7
Views: 5,093
Posted By v40163
Re: Perkins 4.107 Heat Exchanger Plumbing Problem

Thank you for your reply. However, I did describe four ports--(Port #1), one at the top of the heat exchanger which is connected to the exhaust manifold output.

The other three are at the...
Forum: Engines and Propulsion Systems 04-10-2014, 12:20
Replies: 7
Views: 5,093
Posted By v40163
Perkins 4.107 Heat Exchanger Plumbing Problem

Hello all,

I have just finished installing a newly rebuilt Perkins 4.107 engine into my sailboat. The engine has an expansion tank across the top front of the engine. The heat exchanger hangs...
Forum: Engines and Propulsion Systems 25-07-2014, 15:22
Replies: 4
Views: 1,665
Posted By v40163
Re: Finding a Mechanic to Diagnose a Perkins - Mid Chesapeake

This probably won't be of any use to the majority of you but here's how you troubleshoot it:

First, the only way that I know of to reliably check the rings and valves is to do a leakdown test on a...
Forum: Engines and Propulsion Systems 25-07-2014, 14:25
Replies: 6
Views: 7,279
Posted By v40163
Re: Perkins 4-108 Oil Pressure Sender Specs

I can tell you that the original oil pressure sender and the replacement (a Sierra Marine part) both measure 260 ohms when not installed on the engine.

I purchased a Home Depot 0-100psi mechanical...
Forum: Engines and Propulsion Systems 25-07-2014, 12:22
Replies: 26
Views: 4,380
Posted By v40163
Re: Looking for a used/new 4-108 or Other Repower

Still wondering how the water got in? The most common way water gets into a marine 4.107 or 4.108 is due to seal failure in the raw water pump. Happens WAY too often. It's the weakest point in the...
Forum: Engines and Propulsion Systems 25-07-2014, 12:16
Replies: 34
Views: 5,951
Posted By v40163
Re: Diesel Engine Evaluation

If you still need to know where the engine serial number is I can tell you exactly...

1. Locate the fuel injection pump. You will see two nuts and one socket head capscrew securing it to the...
Forum: Engines and Propulsion Systems 01-07-2014, 15:47
Replies: 3
Views: 3,158
Posted By v40163
Re: Perkins 4-108 Oil Pressure Sender

Sierra Marine makes both 80 and 100psi versions. The replacement looks like the original except that there is no rubber sheath.

Ray Russell
40V163
Enshalla
Forum: Engines and Propulsion Systems 01-07-2014, 15:45
Replies: 6
Views: 7,279
Posted By v40163
Re: Perkins 4-108 Oil Pressure Sender Specs

I have a similar but different problem. I have a 100 psi gauge on my 4.107. The gauge started reading 25psi so I replaced the sender with a Sierra Marine 100psi sender. Same problem. Both senders...
Forum: Engines and Propulsion Systems 20-09-2013, 15:25
Replies: 2
Views: 1,676
Posted By v40163
Forum: Engines and Propulsion Systems 19-09-2013, 13:25
Replies: 105
Views: 52,437
Posted By v40163
Re: Racor Fuel Polisher

I made a DIY fuel polishing system for my Valiant at the same time that I installed a couple of plates in the top of the fuel tank (one on either side of the baffle). I also took the opportunity to...
Forum: Engines and Propulsion Systems 19-09-2013, 11:18
Replies: 2
Views: 1,676
Posted By v40163
Perkins 4.107 Fuel Injection Rebuild

Hello all,

I have a 4.107 engine that I recently rebuilt. As part of the rebuild I sent my fuel injection pump and injectorrs off to be checked out. The company (which shall remain nameless)...
Forum: Engines and Propulsion Systems 18-09-2013, 17:50
Replies: 81
Views: 9,975
Posted By v40163
Re: Engine at all oil and over revved like mad!!

I built my own DIY run-away prevention device for my Perkins 4.107. A friend of mine gave me a used throttle body whose ID was very close to the ID of the engine air intake. I machined an adapter...
Showing results 1 to 12 of 12

 
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