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

Huge idle/backfire problems ! lol

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Old 03-17-05, 02:41 PM
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TT 1st gen ? We'll see !

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Huge idle/backfire problems ! lol

Ok I know there are probably hundreds of threads about this... The only thing, I don't know what keywords to search under .. tried carb, tuning carb, backfire, bla bla bla .. doesn't quite get me what I want lol

Thus said, Here's my problem. hadn't started the rex in a few months .. finally got it going, wouldn't idle and would stall if I let it drop passed 2k RPM ... That and after 10 minutes of running, my RB headers were starting to glow red ... SO , we thought hmm ... running either WAY too lean, or WAY too rich. Hygrade rebuild kits run at 40$ canadian here so, what the hell ! So we rebuilt the carb, not too many problems there, (you guys should see it it's gorgious now :P loll ) and I er-installed it on the car.

NOW FOR THE PROBLEMS :

The car, for some odd reason, actually started RIGHT AWAY :|. Now you see , usually people would find this normal, but all you RX-7 owners know that when your car's been sitting arround a while, and you just rebuilt the carb, or you just did ANY type of work on it, it NEVER starts without a fight :P ANYWAYS ... it reved up to 4500 RPM without me touching the peddle .. Quickly found out the linkages were stuck so fixed that in a second ...

The thing is, it's still not iddling properly ... I give it gas, and it stalls under 2k again, and still backfires, mid you, alot less than before but still ... Could you guys help me ?? Is it too lean ?? too rich ??? what should I do turn the right bolt clockwise ?? conter ?? left one ?? it's just that ... I'd like somebody's opinion who's had this sort of problem before. What did you do ?? What should I try ?? I'm a very patient guy so spending 3-4 hours trying to tune doesn't bother me .. I just wanna know where I should start lol

Once again, Thanks alot guys !!
This community is a life saver !!!! I wouldn't be wearing my "Got rotary" t-shirt with such pride if it wasn't for you ! :P

Eric.
Old 03-17-05, 02:54 PM
  #2  
TT 1st gen ? We'll see !

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Sorry guys .. it told me it didn't send so I reposted ! :S
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