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  1. R

    Timing is way off...

    I guess confirming the marks on the balancer to TDC would mean it's probably not the timing chain. Also confirms the balancer is not off...
  2. R

    Timing is way off...

    Thanks for the responses. I don't need help timing at altitude. I am just trying to figure out why my timing would be so far off. I would guess it sits anywhere between 30 and 38 BTDC at idle. I've confirmed that TDC is in fact TDC. One thing that I also find a little odd is my #1 wire...
  3. R

    Timing is way off...

    Help! I am going back and forth with my timing, vacuum advance, etc. I have a 86 Sierra with a 305, new Holley carb, new intake manifold and new exhaust manifold. I don't expect that info to help, but I'm sure someone would ask. Here's my issue: my initial timing is running somewhere...

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