12 Valve 2nd Gen Dodge Cummins 94-98 Discussion of 12 Valve 5.9 Liter Dodge Cummins Diesels with P7100 Injection Pumps

What size fuel line?

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#1

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06-02-2010 | 10:42 AM

fumminsplease

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Diesel Fan

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From: Iowa

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What size fuel line?

I'm building a truck with a 96 12 valve and I need to know what size of line to run

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#2

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06-02-2010 | 10:43 AM

Dr. Evil

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Stock line size is 3/8" supply and 5/16" return. Make sure you use diesel rated fuel line.

You could probably step up to 1/2" fuel line but it really isnt needed.

www.vulcanperformance.com for line

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#3

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06-02-2010 | 10:44 AM

NadirPoint

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How much power you plan on it making? 3/8" is more than adequate for up to around 400hp.

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#4

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06-02-2010 | 01:37 PM

fumminsplease

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Diesel Fan

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From: Iowa

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Quote:

Originally Posted by NadirPoint

How much power you plan on it making? 3/8" is more than adequate for up to around 400hp.

400hp is plenty, I guess 300 at the minimum thou

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