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Does a 1991 NA Coupe have 6-port intake

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Old Sep 25, 2010 | 01:33 AM
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S5na91's Avatar
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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
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Old Sep 25, 2010 | 02:36 PM
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Yes it does. They open up via the air pump.
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Old Sep 25, 2010 | 07:21 PM
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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.
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Old Sep 25, 2010 | 10:05 PM
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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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