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Spark plugs and injectors


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Hi guys,

Upgrading plugs and injectors to cope with supercharger, I was thinking 339cc injectors

http://www.kauto.co.uk/shop/cfi-fuel-injector-339-ccmin-p-210.html

And also NGK BKR5EK UP

Anyone agree or disagree ?

I want to order this week so max feedback please I am learning as I go along and without help I will never get this car to a show lol

Edited by ky_uk
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Most people running about 10psi boost run about

315cc to 349cc or anywhere inbetween.

The map on ECU can be written to work with any flow injectors so long as there roughly around the right flow.

Higher boost around 15 psi use roughly 440cc injectors

Even higher again about 20-25psi boost roughly 630cc.

Length of injectors are 68mm if I remember right.

And EV1 or EV6 injectors will work,

EV6 are meant to atomise better.

Injectors use the standard 2pin connector type.

Also injector flow can be changed with different fuel regulators.

e.g. 339cc at 3bar pressure, or 391cc at 4bar pressure. With the same injectors and different pressure fuel regulator.

Finally anything above 370cc should really have an upgraded fuel pump to go with them.

Edited by c00k
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I think I am going to go for the 440cc, the eaton m112 charger is for 4.6 to 6.0 engines so I am sure with a spacer plate, new plugs, ht leads, and a remap it, does this sound reasonable or am I crazy let me know please.

Edited by ky_uk
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