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Are these irons street ported?

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Old 12-13-07, 07:08 PM
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Are these irons street ported?
I was just wondering if you guys could help me out. These irons came out of a 79 rx-7 4port 12a.

thanks Brian
Attached Thumbnails Are these irons street ported?-closeupiron1.jpg  
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Old 12-13-07, 07:43 PM
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doesn't look like it to me.
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Old 12-13-07, 08:08 PM
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didnt certain yr model 12a's have differnt port sizes because ive notice on several irons i have that the ports on the older yr models appear to be larger
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Old 12-13-07, 08:25 PM
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It just looks like they can't go any further up or down without hitting the coolant passage.
Last edited by briandrennon; 12-13-07 at 08:37 PM.
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Old 12-13-07, 08:32 PM
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Old 12-13-07, 09:29 PM
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Old 12-13-07, 10:10 PM
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Thanks guys, you are always a big help.

Brian
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Old 12-14-07, 09:26 AM
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Heres a bit of reference...
https://www.rx7club.com/1st-generation-specific-1979-1985-18/rebuild-assistance-ported-end-plates-non-ported-housings-709424/
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