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Forum: General Q & A

08-23-2010, 10:38 AM

Replies: 11

7.4mpi real rich at idle help

Views: 2,515

Posted By mr3dman

I can rule out the regulator because the pressure...

I can rule out the regulator because the pressure at idle and running is fine. As far as the cam goes, i did check the timing before assembling the front of the motor but did not degree it since it...

Forum: General Q & A

08-22-2010, 03:50 PM

Replies: 11

7.4mpi real rich at idle help

Views: 2,515

Posted By mr3dman

7.4mpi real rich at idle help

ok I will start off with what has been done. new longblock this year. 7.4 mpi gen6 roller setup all stock. has slight "idle seek" problem and is real rich at idle and wants to to die if u bump the...

Forum: General Q & A

08-03-2009, 07:48 AM

Replies: 8

454 Mag MPI fuel issue

Views: 2,457

Posted By mr3dman

I have completely taken apart and cleaned/flushed...

I have completely taken apart and cleaned/flushed every line from the tank to the injectors. I sent the injectors out, and 3 were bad so I replaced the whole set. I opened the tank and everything...

Forum: General Q & A

08-02-2009, 08:43 PM

Replies: 30

need help with strange 7.4MPI problem

Views: 32,805

Posted By mr3dman

I know this is an old post but what did you find?...

I know this is an old post but what did you find? I'm dealing with a similar issue like this as well on a 98 7.4mpi. After 45 min of run time I lose power bad, the fuel pump is louder than sh!t. If I...

Forum: General Q & A

08-02-2009, 08:25 PM

Replies: 8

454 Mag MPI fuel issue

Views: 2,457

Posted By mr3dman

I'm dealing with a similar issue like this as...

I'm dealing with a similar issue like this as well on a 98 7.4mpi. After 45 min of run time I lose power bad, the fuel pump is louder than sh!t. If I let it sit for a bit I can run for awhile before...

Forum: Do It Yourself, Boating on a Budget

07-15-2009, 09:25 PM

Replies: 13

2K 7.4Lmpi still trying to find right injector

Views: 10,134

Posted By mr3dman

I had the same problem. I got a set from here...

I had the same problem. I got a set from here http://www.injectorwhse.com/servlet/the-%E2%80%A2Marine--fdsh--Powersports/cart_id/8067418/Categories

512 for the set. you pay a core deposit till...

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