this problem was all about the fuel pump. One of the two valves or screens
on the bottom of the pump had fallen out of place. I
reinstalled original pump with screen (or valve ) refitted correctly (not
loose) and now we go. Now also have new fuel filter and shinny chrome coil.
thanks all
al salvatore
gets newer every day
76tr6
----- Original Message -----
From: "David Brister" <david@dbrister.freeserve.co.uk>
To: "Alan" <asalvato@tampabay.rr.com>
Cc: <triumphs@autox.team.net>
Sent: Monday, September 24, 2001 2:17 PM
Subject: Re: power loss update
> I believe you said it took around an hour or so before your power loss
> starts. IMO this will almost certainly be something electrical. I recently
> had this with my P4 Rover which has a double fuel pump and a single SU
HD8
> Carb. I did everything one could think of to clean the fuel system but
after
> 40-50 miles the engine would start to miss if you tried to open the
throttle
> more than 15-20%,
>
> I changed the coil, distributor cap, HT leads, rotor arm, condenser and
> points all at the same time as I was on a serious drive, so can't say for
> sure what component was faulty, but the problem completely disappeared.
>
> Also had a similar problem with the 4A not long ago if the engine was at
low
> revs and more than eighth throttle. Turned out to be a very dodgy contact
> between the HT wire and the top of the coil.
>
> HTH,
>
> David Brister
> 1967 TR4A
> 1963 Rover P4 110.
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