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beginningjockey's 360 to 318 swap

Old Mar 30, 2013 | 06:08 PM
  #11  
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Originally Posted by snowboundrmk
I can't wait to see how this works out. I plan on replacing my 318 with a mildly built 360 and convert the truck over to a carb since I have no way of tuning the obi-1 and it's cool and has less parts.
It'll take me about 3 weeks total to complete the whole things if all goes as planned. So stay tuned!
 
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Old Mar 31, 2013 | 02:50 AM
  #12  
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I still think this plan is completely retarded. Not my truck though.
 
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Old Mar 31, 2013 | 02:07 PM
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Well, this will be interesting to say the least. Keep us updated!
 
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Old Apr 12, 2013 | 11:44 AM
  #14  
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Alright, updates and pics .

Regulator from Summit Racing came on Monday. Designed specifically to step down pressure from 45-60PSI EFI pump to 3-7PSI carburetor. Saves me having to install a new fuel pump. Other part is a quick connect fitting to attach the factory quick connect line to the regulator so I don't need to put new fuel line in either .



Closeup of regulator



The only problem with the regulator is that all the fittings are 1/2"! So I'm going to be picking up adapter fittings today .

Engine strip-down picture 1



Engine strip-down picture 2



More updates later.
 
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Old Apr 14, 2013 | 12:57 AM
  #15  
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I am really glad to see this happening, and you already solved one thing I was trying to decide on, the fuel system adaptation! Now I can't wait to see the rest.
 
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Old Apr 16, 2013 | 05:40 PM
  #16  
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Alrighty, updates and more pictures again .

Quick note before I give the specific fittings I used. Dodge uses two different quick connect fittings, one is 5/16" and the other I believe is 3/8". Mine was 5/16". You can figure this out by disconnecting your fuel line from the fuel rail, and measuring the fuel rail quick connect tube size closest to the rail.

Here's the fittings I used:

For the fuel pressure gauge (I didn't get a elbow yet because I don't know where I'm going to mount it yet):
- 1/2" to 1/4" NPT Pipe brass bushing (Bushing is a fitting that adapts from one size to another)
- 1/4" to 1/8" NPT Pipe brass bushing

For the quick connect factory fuel line to the inlet of the regulator:
- 1/2" to 1/4" NPT Pipe STEEL bushing
- In my case, -6 AN 5/16" Russel Quick Connect Fuel Line Fitting Adapter
Then have a professional welder weld the quick connect to the 1/4" side of the pipe bushing (hence the use of steel not brass). The reason for this needing to be welded is the fuel regulator and bushings use a NPT style thread, and the quick connect adapter is Flare style threads and I didn't want to special order a adapter fitting for those two online. Welding is cheap, quick, and avoids one more spot for a leak to happen.

For the regulator to carburetor fuel line (assumes 5/16" fuel line feeding carb):
- 1/2" to 1/4" NPT Pipe brass bushing
- 1/4" NPT to 5/16" hose barb adapter fitting

Also all of the above assumes a single feed single carburetor setup. It can be adapted easily to allow for either dual carburetor or dual feed single carburetor setups.

Picture of the regulator decked out with fittings and the fuel pressure gauge



Closeup of gauge



Fuel fitting adapter and fuel line adapter (supplies carb)



The quick connect fuel line fitting welded to the adapter



Closeup of the gauge fittings. I haven't decided where to mount the regulator yet so I don't know if I will need a elbow yet or not.



Pretty much everything on the regulator

 
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Old Apr 16, 2013 | 07:48 PM
  #17  
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Got my A/C system mostly torn apart. Got my new A/C O-rings ordered, and my compressor oil ordered as well. Found out I need a A/C line disconnect tool I evidently don't have...
 
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Old Apr 16, 2013 | 07:55 PM
  #18  
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Aren't they the same as the fuel line disconnects? Just a different size?

Could you have used a flare fitting, and just flared the end of the coupler pipe?
 
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Old Apr 16, 2013 | 08:23 PM
  #19  
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Where'd you get those spiffy adapters?
 
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Old Apr 16, 2013 | 08:51 PM
  #20  
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Originally Posted by beginningjockey

For the quick connect factory fuel line to the inlet of the regulator:
- 1/2" to 1/4" NPT Pipe STEEL bushing
- In my case, -6 AN 5/16" Russel Quick Connect Fuel Line Fitting Adapter
Then have a professional welder weld the quick connect to the 1/4" side of the pipe bushing (hence the use of steel not brass). The reason for this needing to be welded is the fuel regulator and bushings use a NPT style thread, and the quick connect adapter is Flare style threads and I didn't want to special order a adapter fitting for those two online. Welding is cheap, quick, and avoids one more spot for a leak to happen.

The quick connect fuel line fitting welded to the adapter




For a professional weld that kind of looks like doodoo.....
 
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