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stock fuel pump on a 7.4l

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Old 04-09-2007, 08:27 PM
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Default stock fuel pump on a 7.4l

how many gph does a stock mechanical pump flow on a 91 454?
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Old 04-10-2007, 10:38 AM
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Old 04-10-2007, 11:13 AM
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Is this the belt driven or cam driven pump? either way they need an upgrade if you go much over stock hp, cpperformance sells a new valve body that will up output to the 110gph rate for the belt driven one, for cam driven you can find plenty of upgrade pumps off the shelf.

Last edited by Wobble; 04-10-2007 at 11:52 AM. Reason: typo
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Old 04-10-2007, 11:46 AM
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Originally Posted by Wobble View Post
Is this the belt driven or crank driven pump? either way they need an upgrade if you go much over stock hp, cpperformance sells a new valve body that will up output to the 110gph rate for the belt driven one, for crank driven you can find plenty of upgrade pumps off the shelf.
Thanks Mark it is the cam driven pump.
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