Does a 1991 NA Coupe have 6-port intake

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Sep 25, 2010 | 01:33 AM

S5na91

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From: WA

Does a 1991 NA Coupe have 6-port intake

Does a 1991 NA Coupe have 6-port intake with 5th and 6th auxiliary ports that open up at around 3500 rpm? thanks

Sep 25, 2010 | 02:36 PM

farberio

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From: Norcal, Bay Area

Yes it does. They open up via the air pump.

Sep 25, 2010 | 07:21 PM

RotaryRocket88

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http://mazdarx7.iougs.com/intakeair.shtml

This site is mostly S4 NA, but this page has a picture of S5 NA port actuation and an explanation. You'll find lots of information in the 2nd gen FAQ, which has links to the factory manuals as well.

Sep 25, 2010 | 10:05 PM

hashman626

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From: Gig Harbor, WA

thanks for the link but i've all those pictures already, i have an haynes automotive book for 96-91, those are all scans out of the book haha

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