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Forum: General Q & A

09-18-2010, 07:00 PM

Replies: 11

Random dropped cylinder?? HELP

Views: 1,704

Posted By pat@osp

Me too! :drink:

Me too! :drink:

Forum: General Q & A

09-18-2010, 05:50 PM

Replies: 11

Random dropped cylinder?? HELP

Views: 1,704

Posted By pat@osp

FIXED! As usual it always seems to end up being...

FIXED! As usual it always seems to end up being the simple things................#7 spark plug was junk for some reason. Both engines have Delco R43T marine plugs brand new at the start of the...

Forum: General Q & A

09-12-2010, 09:30 PM

Replies: 11

Random dropped cylinder?? HELP

Views: 1,704

Posted By pat@osp

NorCal, I will try the tach...

NorCal,

I will try the tach wire..............it sure would be nice if that was it! :) The injectors have been on my list of things to check. Actually being 11 years old with 500 hrs I should...

Forum: General Q & A

09-12-2010, 09:24 PM

Replies: 11

Random dropped cylinder?? HELP

Views: 1,704

Posted By pat@osp

Sonic, Did your guy go right for that wiring...

Sonic,

Did your guy go right for that wiring harness because it's a known common problem or was it something you found while checking everything else? Was there something visibly wrong with...

Forum: General Q & A

09-12-2010, 04:14 PM

Replies: 11

Random dropped cylinder?? HELP

Views: 1,704

Posted By pat@osp

Update............no water in the fuel, a bit of...

Update............no water in the fuel, a bit of debris on the filters but only what I'd expect, fuel pressure stays at 40 psi rock steady coming up on plane and underway while I can hear the engine...

Forum: General Q & A

09-09-2010, 02:38 PM

Replies: 11

Random dropped cylinder?? HELP

Views: 1,704

Posted By pat@osp

ttt

ttt

Forum: General Q & A

09-06-2010, 09:08 PM

Replies: 11

Random dropped cylinder?? HELP

Views: 1,704

Posted By pat@osp

Haven't checked fuel pressure under load yet,...

Haven't checked fuel pressure under load yet, only at the dock.................38 psi at idle, 36 psi at 1200 RPM, and 45 psi at idle with the vacuum line disconnected. I guess that just tells me...

Forum: General Q & A

09-06-2010, 08:49 AM

Replies: 11

Random dropped cylinder?? HELP

Views: 1,704

Posted By pat@osp

Random dropped cylinder?? HELP

Have a '99 Formula 400SS with a pair of 502 Mag MPI's. Having a problem where the port engine seems to be dropping a cylinder randomly. Maybe it's something else but it seems like a dropped cylinder....

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