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-   -   s4 and s5 motor (https://www.rx7club.com/2nd-generation-specific-1986-1992-17/s4-s5-motor-786682/)

1coolmazda 09-13-08 04:52 PM

s4 and s5 motor
 
Hello,

I have a new motor and I am trying to figure out if it is a s4 or s5 it has Electric Oil Metering Pump, That I know comes on the s5 but did s5 come with EGR valves because mine has a EGR valve and Electric Oil Metering Pump?

Thanks

need RX7 09-13-08 05:03 PM

No EGR on S5s. It could be an S4 with S5 front cover, or a rebuilt S5 with S4 plates[s].

Turbo II Rotor 09-13-08 05:33 PM

A picture is worth a thousand words.

1coolmazda 09-13-08 08:03 PM

4 Attachment(s)
Hello,

Here are some pictures of the EGR valve and the Electric Oil Metering Pump.

Turbo II Rotor 09-13-08 08:22 PM

That's an S5, it has a plastic thermostat neck.

K-Tune 09-13-08 08:25 PM

agreed, S5

RotaryRocket88 09-14-08 03:21 AM


Originally Posted by 1coolmazda (Post 8551561)
Hello,

Here are some pictures of the EGR valve and the Electric Oil Metering Pump.

That's not an EGR valve, it's the air control valve (ACV).

This is what an EGR looks like (S4s only):
http://www.mazdatrix.com/B-EGR.HTM

And yeah, that's a S5 motor. The turbo is clearly S5 along with the OMP & water filler neck. I can tell it's J-spec too from the brake booster hardline on the LIM.


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