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Car Barely Starts, Idles Rough, Sounds Horrible, Blows Smoke

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Old 05-19-07, 03:59 PM
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Rx7
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Car Barely Starts, Idles Rough, Sounds Horrible, Blows Smoke

Well 2 nights ago, i drove the 7 home from school , go to start it about an hour later , BARELY starts while i play with the fuel cut off switch and it runs like ****, shaky and everything , backfires like crazy , sounds like my motor is HOOPED , any suggestions?
Old 05-20-07, 12:10 AM
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Who Shot the Sheriff?

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compression check.
Old 05-20-07, 11:00 AM
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Engine, Not Motor

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It could be a very large vacuum leak, stuck injector, or an ignition problem.

But unfortunately it's probably lost compression due to an apex seal failure. When they wear out, the 3rd piece of the seal can "roll" out at startup or shutdown.

See this page: http://www.aaroncake.net/rx-7/blown.htm
Old 05-20-07, 08:03 PM
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Rx7
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well today i put different injectors in , when i took the old primaries out , the entire hole that goes into the block was full of dirt! , i cleaned it but it still does the same think , i dbout its vaccume because i put all the hoses back on today, im gonna take it to mazda on tuesday , and get raped
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