1st Generation Specific (1979-1985) 1979-1985 Discussion including performance modifications and technical support sections

intake confusion

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Old Jul 5, 2004 | 12:19 AM
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Unhappy intake confusion

im trying to understand why my intake has a plate bolted over an unused portion, its hard to explain....

The car is a 13b carb '79 SA

i'll try to get some photos up
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Old Jul 5, 2004 | 02:50 AM
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pics would be usefull. i have no clue of what your talkin about.
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Old Jul 5, 2004 | 11:43 AM
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LOL
its a bit late now
but i'll see what i can do tomorrow
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Old Jul 5, 2004 | 12:20 PM
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Most likely to prevent a vacuum leak. Usually stock manifold has ACV removed and block off where emissions testing is no longer a concern.


John
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Old Jul 5, 2004 | 12:39 PM
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kewl
thanks
i'll still post a pic or two tho
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Old Jul 5, 2004 | 02:21 PM
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13b carbed SA?!?

So your car is a 79 or 80 which has had an engine swap from what? a carbed -SE? An Rx4?

Stock the SA came with a carbureted 12a. The only Rx7 to come with a 13b was the '84-'85 GSL-SE, and those had fuel injection. Carbed 13bs were last found in the Rx4 I believe...

Could you clarify?

Jon

Edit: Though if you've got a stock car, the guys are right. The passenger's side of the intake manifold would normally have a valve associated with the Air pump and catalytic converter systems... That pump can be removed and plated where there are no emissions, like here for example.
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Old Jul 5, 2004 | 02:43 PM
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i bought it how it is now
im not sure if its from a rx4/5 or from a s4 7

i'll get some pics asap

its 3:30am
and i need some sleep
.....

keep kewl

l8r
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Old Jul 5, 2004 | 04:37 PM
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Originally posted by vipernicus42
13b carbed SA?!?

So your car is a 79 or 80 which has had an engine swap from what? a carbed -SE? An Rx4?

Stock the SA came with a carbureted 12a. The only Rx7 to come with a 13b was the '84-'85 GSL-SE
you forgot the second and third gen rx7s
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Old Jul 5, 2004 | 04:53 PM
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Those are false RX-7s.
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Old Jul 5, 2004 | 05:02 PM
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Agreed.
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