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Street ported

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Old 07-18-12 | 12:00 AM
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RX7Zamboni's Avatar
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From: NY
Street ported

Hey guys with me having the uim off I was wondering if I could scope the motor to see if it is really street ported thx for any help
Old 07-18-12 | 12:12 PM
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If you're familiar with port shape, yes. But it might be hard to tell with a minor port job.
Old 07-22-12 | 11:22 AM
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You can also tell by its idle.
Old 07-22-12 | 01:05 PM
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no. not necessarily. i've built streetports that have idled like stock and i've built streetports that have idled like mild bridges. idle is not a measuring stick. you tell by looking on disassembly (some don't smooth out runners ), but feeling around might work, too.
Old 07-25-12 | 09:57 PM
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you can't really see the ports with the LIM on the block, it would have to be removed and then yes, a real ported motor would be easy to spot.
Old 07-25-12 | 11:22 PM
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RX7Zamboni's Avatar
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Thx for ur help I don't want to deal with the pain of pulling the turbos and then the lim I was hoping I could use a scope w/e have to wait to blow it to find out
Old 07-28-12 | 03:20 PM
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street ports are fun
Old 07-28-12 | 03:21 PM
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however does the street ported rotarys have more power than bridgeported ?
Old 07-28-12 | 05:30 PM
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bridge generally makes more power but the power range is slightly higher and if it's naturally aspirated you will need a custom intake manifold to utilize it.
Old 07-29-12 | 08:45 AM
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and with a turbo application a streetport is generally better
Old 08-02-12 | 01:30 AM
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good info
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