blue spring mod

[J White]

one of the simplest mods ive done.. thanks riffraff for fast shipping and great service

 

[David N]

What is the blue spring mod?

 

[bboteler]

It's a modified fuel pressure spring that helps maintain 70 psi without having to stretch your old spring. It's a ford part.

 

[11STROKER]

What is the blue spring mod?

get with the program 7.3 guy lmao

 

[05sixliter]

:whs::doh:

 

[David N]

get with the program 7.3 guy lmao

Easy... LOL

 

[01PSD]

It's a modified fuel pressure spring that helps maintain 70 psi without having to stretch your old spring. It's a ford part.

Bro swapped his spring and went from about 40 psi before the swap to 60 psi afterward (idling). Stock pump may be getting a little weak, 160k on the truck.