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  1. LT1 | LT4 | L99 Engine Tech
    I have a 95 Firebird Formula that ticks cold or warm, 5 times fast, every 10 seconds or so at idle. As the rpm goes up, the ticking happens more frequently. I assume it’s something in the valvetrain, but I would think that it would tick every rotation if that was the case. Does anyone have any...
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