F.A.S.S Pumps

paint94979

Beer Nazi
Sep 18, 2006
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I believe many are running them. The new models i have heard last longer. Id go with a 1792 a lot cheaper.
 

The Neens

BFD
Staff member
Aug 10, 2006
4,596
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Monrovia, Ca.
I've been running the 150 pump only unit on my soon to be retired '05...I'll probably swap it over to the '07...I bought it in 4-06, so I guess it's the noisy model...It's too noisy for my liking at idle, so I'll use a bypass and Hobbs switch to activate it...Aside from the sound, no trouble at all...
 

paint94979

Beer Nazi
Sep 18, 2006
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Thanks for the replys is the Install pretty straight foward? Do you feel/see any HP difference?

No you wont see any power gains but you will be able to sustain high fuel rail psi which is one main reason why a lift pump is so important. And like Chris said get a Hobbs switch you will be happy.
 

SBCNX20

Junior Member
Aug 7, 2006
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Central MA
No you wont see any power gains but you will be able to sustain high fuel rail psi which is one main reason why a lift pump is so important. And like Chris said get a Hobbs switch you will be happy.

:confused: If we sustain Higher Pressure won't the engine make more power??? If not than why am I wasting my money?
 

paint94979

Beer Nazi
Sep 18, 2006
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:confused: If we sustain Higher Pressure won't the engine make more power??? If not than why am I wasting my money?

When we ask our engines for higher rail pressure our 5/16's plumbing a high psi fuel shot isnt consistently being achieved because it cant handle a solid 26,000psi. To run the MCR105 tune it is very smart to run a shim mod, a fuel pickup, and lift pump. That way you wont get any low fuel rail pressure problems.
It isnt going to make you power its going to enable you to sustain the nessecary rail psi to run a 500+ hp tune. Its worth the money
 

sweetdiesel

That's better
Aug 6, 2006
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Thailand
if you sustain rail pressure it will give you more power than if you dont sustain:)

it not a waste of money no matter what lift pump you go with