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-   -   Fuel Rail dimensions (https://www.miataturbo.net/engine-performance-56/fuel-rail-dimensions-58000/)

jimmyturbo 05-23-2011 05:19 PM

Fuel Rail dimensions
 
I am building a fuel rail from an extruded aluminum blank and was wondering if anyone knows the exact distance between injectors. I was hoping to avoid tearing into the fuel system until all the holes are drilled. Thanks.

ftjandra 05-23-2011 05:56 PM

From memory, I am almost 100% sure that the injectors are spaced 91mm apart (1.8).

--Ferdi

TurboTim 05-23-2011 05:56 PM

Without measuring, it's probably the same as the bore spacing, which is.....?

jimmyturbo 05-23-2011 10:53 PM


Originally Posted by TurboTim (Post 730509)
Without measuring, it's probably the same as the bore spacing, which is.....?

a great question. Anyone have a 1.8 fuel rail laying around that they could measure the distance from one edge of a bore to the same edge of the next bore? That would do it. And no... I'm not being lazy. I'm being efficient. ;)

yunvmyegt 05-24-2011 01:15 AM

2 Attachment(s)
i have one i drew into sketchup, ill see if i can find it, mines made off the dimensions....


heres two i found on the laptop after i remembered to look, i have more on the desktop if you need a different pic....

TurboTim 05-24-2011 08:55 AM

1 Attachment(s)
Now that I'm at work and remembered that I Faro'ed the '99 era BP head, the spacing between each injectors is 91mm. ftjandra was correct. I doubt the '94-'97 head was different.


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