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Please help

Old Oct 13, 2011 | 12:38 AM
  #101  
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Originally Posted by 71dodge
does it matter if there a hair off? and if they are do i just turn the motor? or pull the chain back off and turn somthing
Iif they are both off the same amount, then it would not matter. I would turn them independently (one at a time with the chain off) to zero them in at 12/12. When they are off A LOT (crank and cam off different degrees, lets say one was 90 degrees off and the other was 25degrees off, then that is a problem). If they are both off a few degrees, it should not be a big deal.


But you can do fine adjustments to make sure they are both at 12. They should only be fine adjustments. The sprockets are meant to go one one way, so it helps for you to finetune.
 
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Old Oct 13, 2011 | 12:41 AM
  #102  
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Originally Posted by CPTAFW163
Merc, care to answer this one? I am thinking YES because this would be the end of the compression stroke when combustion happens thus both valves need to be closed for piston down travel. Then AFTER this the exhaust valve will open as the piston comes back up to eject exhaust gases.

That makes sense to me.
You are right on with this. I don't wan't to confuze this but the op will just see the intake valve open/close and will NOT see the exhasut valve open till he is way past were he needs to be.
 
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Old Oct 13, 2011 | 12:42 AM
  #103  
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holy crap well i learned alot tonight. thanks a BUNCH now i can actually go out there tmarrow and do it the right way once and for all. thanks a bunch for all the help ill let ya know how it goes tomarrow when i get done
 
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Old Oct 13, 2011 | 12:42 AM
  #104  
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Originally Posted by 71dodge
ah okay so basicly i have to be more concerned with aligning th cam. because the piston only pushes air. it doesnt move the valves the lifters and cam do. so when there completely up the cam gear should be at 12 oclock. then i will put the cam gear on and leave it alone. then i find TDC of the crank by turning it until the piston comes to the top of the head. and if done right the gear will be a 12 oclock as well.
CORRECT. But as I said, there might be some fine tuning to make sure they are both at 12/12. You will NEED to do fine tuning of them independently (with chain off, one at a time).

As I said earlier, they will be very fine adjustments. The reason you need to do that is because you did so much movement of them indpendently that the timing will be out of synch.

If you had never rotated anything with the chain off, and just installed the sprockets, you would not have had this problem.
 
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Old Oct 13, 2011 | 12:44 AM
  #105  
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Originally Posted by CPTAFW163
If you had never rotated anything with the chain off, and just installed the sprockets, you would not have had this problem.
dont remind me lol i dont know what i was thinking that night. who knows. ill get this sucker running if its the last thing i do
 
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Old Oct 13, 2011 | 12:45 AM
  #106  
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Originally Posted by 71dodge
holy crap well i learned alot tonight. thanks a BUNCH now i can actually go out there tmarrow and do it the right way once and for all. thanks a bunch for all the help ill let ya know how it goes tomarrow when i get done
I actually learned a bunch too!! now I want to install a cam!

Although the biggest part of diagnosing this problem was knowing if you had moved anything when the chain was off. I didn;t realize that was the problem until about 1.5 pages ago!
 
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Old Oct 13, 2011 | 12:48 AM
  #107  
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Originally Posted by 71dodge
dont remind me lol i dont know what i was thinking that night. who knows. ill get this sucker running if its the last thing i do
you will get it running. You actually understand thetheory behind what you are doing. You are not just following what people are saying.

It would be like trying to do a physics problem only having formulas and not knowing what the variables mean!!!
 
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Old Oct 13, 2011 | 07:23 AM
  #108  
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Holy Moly, 11 pages? Props on your patience , CPTAFW163 and Merc. Glad I had to get to bed for work early today(just to find it raining again)I'd have been pulling my hair out and screaming 5 pages ago. LOL
 
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Old Oct 13, 2011 | 05:26 PM
  #109  
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welll i did everything right and i stil have no compression. i took the chaain n gears off TDC the crank and made sure it was TDC with the TC cover n balencer. then i turned the cam until the rotor was at the #1 wire and slipped everythign back on and it lined up at 12 and 12. shouldnt the motors be at 6 and 12. i dont know wat else to do and im getting aggervated because ive tried everything
 
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Old Oct 13, 2011 | 06:04 PM
  #110  
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That should have worked..... I think when the dots are at 6 and 12, cylinder 6 is in firing position....

Pull the valve cover, and rotate the crank, watch what the valves on number one are doing. intake valve should close shortly after #1 is at Bottom dead center. (timing mark about 180 off from the 0 mark on the tc. ) See what ya get.
 
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