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Re: [Fot] SU HS6 problems during hard braking

To: Jason Sukey <jsukey@gmail.com>
Subject: Re: [Fot] SU HS6 problems during hard braking
From: Phil Gott via Fot <fot@autox.team.net>
Date: Sat, 13 Jul 2019 21:15:43 -0400
Cc: Friends Of Triumph <fot@autox.team.net>
Delivered-to: mharc@autox.team.net
Delivered-to: fot@autox.team.net
References: <CAMmo4o_ERiy=fkYqUx=c7qZndV2dc6-q9cukqnOp9n1uGoTnKQ@mail.gmail.com>
Jason;
What sort of Fuel pressure are you running? Should be 1 1/2 to 3 psi, although 
a Spitfire driver and I run 6 with no apparent ill effect. More than that could 
be causing you some of this problem.
Phil Gott

Sent from my iPhone

> On Jul 13, 2019, at 8:57 PM, Jason Sukey via Fot <fot@autox.team.net> wrote:
> 
> Hello FOT,
>      Running my GT6 at the PVGP historics this weekend.  I've sorted the 
> braking system and installed new tires since the last time out.  Now that I'm 
> actually able to brake hard, I'm suffering from what seems to be fuel 
> flooding, possible sloshing in the float bowls and dumping out the jet into 
> the intake...
> 
> During and immediately after a hard braking zone, the engine goes completely 
> "off" and I can smell raw fuel.  After a few seconds it clears out and runs 
> strong in all other conditions, no indication of over rich or starving for 
> fuel. Starts normally, no issues idling.
> 
> Original fuel level in the floats was about 1/8" below the top of the jet.  
> By reducing the fuel level in the bowls from there, the problem has somewhat 
> improved, but it's still significant.  Every session I adjust them a little 
> further, but I'm not sure this is the right fix...maybe a band aid.
> 
> Has anyone experienced this with the HS carbs?  
> 
> Jason Sukey
> 
> 
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