Nissan : Datsun ZCar forum :Nissan Z Forum: 240Z to 370Z - View Single Post - 1978 280Z Runs rough?
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post #9 of (permalink) Old 06-14-2019, 01:17 PM
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Originally Posted by ctfisher View Post
Response to Gr8gary.
It does not blow black smoke but it does back fire a little and you can tell all 6 are not firing. Had someone adjust valves, timing and work on the fuel mixture. Will have to start checking all the electrical connections and vacuum. Does the fact that it starts and runs great for the first 10 mins.
how do you know all 6 arent firing? are all 6 getting spark? use the cigarette w/hand pump into the brake booster's intake manifold inlet to find and patch the leaks

1978 280z - stock L28 engine - Dallas, TX
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