If it's like preignition, is it preignition or just similar?

What air feed have you got? In this type of hot weather the air intake on roads 
bathed in sunshine on mine when I had the non turbo was around 60 degrees!  

Also check your spark plug gap.

Matthew

On 27 Jun 2010, at 22:01, "Robert Craig" <bobbycrai...@tiscali.co.uk> wrote:

> Rattling or knocking?
> 
> Bob Craig
> 
> ----- Original Message ----- From: "Chris Fairlie" 
> <chris.fair...@btconnect.com>
> To: <quantumowners@googlegroups.com>
> Sent: Sunday, June 27, 2010 9:56 PM
> Subject: [Quantum Owners] Zetec acceleration problem
> 
> 
> I have a 2 litre silver top with Ford DESK ecu in a 2+2.
> 
> It runs well ms of the time, but whenever I try to accelerate hard it makes
> a rattling noise like pre ignition.
> 
> Any ideas what might be causing this?
> 
> Regards
> 
> Chris Fairlie
> 
> -----Original Message-----
> From: quantumowners@googlegroups.com [mailto:quantumown...@googlegroups.com]
> On Behalf Of barnacle
> Sent: 24 June 2010 18:44
> To: Quantum Owners Group
> Subject: [Quantum Owners] Re: Fuel injection question for Jim Hearn
> 
> Thanks for that Jim. I've ordered the Hadrian injection Mk2 Fiesta
> tank, which appears to have the outlet in the same place as yours (I
> assume OEM from the lack of filter?).
> A filter was definitely on the plan. Should be room for a small one...
> good tip on the half-inch bend, thanks!
> 
> So, tank 12mm -> bend 12mm -> filter 12mm -> pump ->8mm -> fuel rail.
> 
> Ta!
> 
> On 24 June, 14:15, Jim Hearne <j...@quantums.info> wrote:
>> The Ford tank has a filter in the tank so you don't need a pre pump one.
>> A pattern one probably doesn't so one would be a very good idea.
>> But you need a low pressure filter not a high pressure one.
>> 
>> Jim
>> 
>> On 24/06/2010 13:04, barnacle wrote:
>> 
>> > Jim, on this
> photohttp://www.quantums.info/pictures/rst_in_2plus2/Fuel%20pump%20in%20fr..
> .
>> > you show the fuel pump... do you recall the part number, and perhaps
>> > more critically, the output size of the tank? It *looks* like 8mm, but
>> > I need to order filter and pump urgently and would hate to then find
>> > it's 12mm.
>> 
>> > I won't be getting the tank till Saturday so I can't measure it!
>> 
>> > Thanks,
>> 
>> > Neil
> 
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