2nd Generation Specific (1986-1992) 1986-1992 Discussion including performance modifications and technical support sections.

Quick question here about my 86 n/a

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Old Dec 11, 2006 | 06:53 PM
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DySlAyU's Avatar
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From: Kamloops
Unhappy Quick question here about my 86 n/a

so i was out driving minding my own business wasn't doing really much at all.. i come up to a stop light it was like 2AM and i haven't opened her up in a while so i don't launch it or anyhting, just take off slowly then punch her, well i get up to 3500 RPMS and my power just completly dies out.. i have a little bit and the rpms are still climbing but nothing is really there.. i let my foot off the pedal about half way and some of the power comes back but as soon as i go back on its gone.. and its sputtering and what not

i had a compression test done and its was 825+ on both rotors along with a tune up full service new plugs and wires

my question is.. could this be or is it secondairy injectors
or could it be 5/6th exhaust port accuators are stuck

i have full power at everything under 3500 RPMS.. anything above that over 1/2 thottle and i get nothing

ideas?
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Old Dec 12, 2006 | 12:47 PM
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From: Murfreesboro, TN
Search for "3800 rpm hesitation".

Oh, and sell me your engine if you have 825 psi.
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Old Dec 12, 2006 | 04:06 PM
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From: Harper Woods, MI.
Originally Posted by My5ABaby

Oh, and sell me your engine if you have 825 psi.

No ****!!!!!
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Old Dec 12, 2006 | 06:41 PM
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metal's Avatar
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From: Richmond, BC
Hahaha 825psi wtf
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Old Dec 12, 2006 | 08:13 PM
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From: FORT WORTH, TEXAS,USA
******* have full power at everything under 3500 RPMS.. anything above that over 1/2 thottle and i get nothing**********8

I'd guess the secondary fuel injector plugs or just one secondary plug is OFF. They're easy to reach/see on a n/a 1986. Check it out. It's almost a given that is the problem.
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Old Dec 12, 2006 | 11:39 PM
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From: Temple, Texas (Central)
Originally Posted by HAILERS
******* have full power at everything under 3500 RPMS.. anything above that over 1/2 thottle and i get nothing**********8

I'd guess the secondary fuel injector plugs or just one secondary plug is OFF. They're easy to reach/see on a n/a 1986. Check it out. It's almost a given that is the problem.
Yep, definately.
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Old Dec 13, 2006 | 12:07 PM
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From: Kamloops
i checked all the plugs for the injectors and they were fine

and mazda did the compression test and everyone that has 7's that i know of go buy 800 + is very good compression and under 400 is your engine won't run properly

call 250-828-1777 and ask them hw they do it cause i don't know
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