8V92 Low Fuel Pressure

[Curt Sprenger]

Yes.

Curt Sprenger
1987 PT38 8V92 "MacAttack Racing"
Anaheim Hills, Calif.



Troy Tikalsky wrote:

> Have you verified the gauge is reading correctly?
>
> Troy
>
> ----- Original Message -----
> From: Curt Sprenger
> To: WanderlodgeForum@yahoogroups.com
> ;
> wanderlodge@yahoogroups.com
> Sent: Sunday, March 11, 2007 10:31 AM
> Subject: [WanderlodgeForum] 8V92 Low Fuel Pressure
>
> I changed seven fuel lines...4 at the heads, Racor to fuel pump, fuel
> pump to filter inlet, return manifold to hard return line.
>
> After priming/starting the 8V92...Fuel Pressure readings were 8 at idle,
> 45 at 2150 rpms. Ran the engine for a few minutes. Fuel pressure now 2
> at idle, 30 at 2150 rpms. The manual says 20 to 30 at idle, 50 to 70 at
> 2150 rpms.
>
> A new fuel pump was installed. Same low pressures as above.
>
> Removed the pressure relief plug, gasket, pin, spring, relief valve,
> from the *old* pump. All looks good, nothing stuck.
>
> My error, I did not take fuel pressure readings before the hose change,
> problem could have been there before.
>
> Thoughts?
>
> --
> Curt Sprenger
> 1987 PT38 8V92 "MacAttack Racing"
> Anaheim Hills, Calif.
>
> [Non-text portions of this message have been removed]
>
>