SIMPLE QUESTION: how much can the FD pump support??
Full Member
Joined: Apr 2005
Posts: 155
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From: Melbourne. Australia
Originally Posted by FC3SPRO.com
The stock turbo FC3S fuel pump is only good to support 250bhp to the flywheel safely. Be sure you read the Preliminary section on fuel pump voltage problems.
A stock FD3S fuel pump will give you 10-15% more capacity. A Cosmo fuel pump will give you 10-15% more capacity over the FD3S fuel pump. Neither fuel pump like very high rail pressures; they do not flow any significant amount of fuel if rail pressures are high.
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Jeff20B
1st Generation Specific (1979-1985)
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Sep 16, 2018 07:16 PM