fuel pressure regulator and boost

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02-23-2012, 08:49 PM

a4ls2goat

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fuel pressure regulator and boost

I'm planning on running 10-12 psi ob my stock ls2 with 60lb injectors on a gt45 y2004k Turbo.. will I need a aftermakerket fuel pressure regulator? This will be on pump gas..
thx in advance

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02-23-2012, 09:18 PM

98legendws6

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What do you have for fuel pump?

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02-23-2012, 09:32 PM

a4ls2goat

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Walbro 255

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03-04-2012, 10:15 PM

a4ls2goat

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anybody?

at what hp level are these after market fpr needed?

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03-04-2012, 10:38 PM

buick_lsx

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You'll need more than 1 255, And the boost reg will make things alot easier to tune IMO

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03-11-2012, 12:24 AM

playtoy

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I ran my stock fuel pump with a BAP in my vette that turned out 700 rwhp

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03-11-2012, 03:38 PM

nodrok

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Quote:

Originally Posted by playtoy

I ran my stock fuel pump with a BAP in my vette that turned out 700 rwhp

Impressive, but what was your duty cycle at 700hp and what kind of vette?

You should use a second pump and i would use a fpr at that boost level.

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