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Need a little guidance

Angore

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Hey folks , my stubbornness has got the better of me as usual and I'm taking another crack at this old saw .
My cylinder pressure is around 165psi .
I have installed new crank bearings and seals .
I'm convinced my problem lies in carburation .
I struck out with a cheap Amazon carb (wrong choke lever placement).
I can't seem to find the correct choke hole placement on any aftermarket carb so I ordered a used Ebay carb with the correct configuration (see last pic , OE carb is on left).
I added some pics of my hose placement and believe they're correct .
Please chime in if you see something amiss .
Thank you for your help .
-Gene


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hacskaroly

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I have a Poulan Woodshark that is about the same size as this one. I know it uses two different sizes of fuel line, not sure if that can be part of the problem. From the Craftsman IPL this is what I found:

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The larger line size is: OD: 3/16" ID: 3/32"
The smaller line size is: OD: .140" ID: .080"

Chickanic on YouTube just went through a Poulan Wild Thing (very similar if not the same thing as your Craftsman) and there might be something she hits on that might help out:
 

heimannm

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You have the location of the fuel line and return line reversed but that won't make any difference as long as you have them connected correctly which your notes say that you do. I always drill out the small hole in the tank and use the same 3/32x3/16 fuel line for all three.

You have not given us any description of what the saw is or isn't doing, tough to help if we don't know what the problems are.

Did you test the crankcase for pressure and vacuum? That would be a good place to start.

Mark
 

Angore

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Thanks Mark .
The best description I can give is its a mid 90s Craftsman 42cc model .
It doesn't make sense to me to have the return line exit in a lower point in the fuel cavity , but I have switched them back to their original routing.
The only reason I can see for the smaller line is the flexibility. The larger diameter line is much more rigid and may not let the filter sit correctly in the tank 🤔.
Either way , I got the used carb today and I'm very positive. It looks great and still has the limiter caps on it .
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