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Setting timming on FI 5.0


jmcleek

Well-Known Member
Joined
Jun 9, 2009
Messages
249
Vehicle Year
1988
Transmission
Automatic
Can some one tell me how to set the timming on a 87 fi 5.0 out of Crown Vick.? I have timming light, but the only ref. I can find says set at factory:icon_confused:.


thanks in advance
John
 
Can some one tell me how to set the timming on a 87 fi 5.0 out of Crown Vick.? I have timming light, but the only ref. I can find says set at factory:icon_confused:.

thanks in advance
John

There should be a spout connector by the distributor (its a plastic little plug with two wires going to it) unplug it and loosen the dist. hold down and set your timing with the light. Alot of mustang guys run as much as 14* of timing and that is fine as long as it doesnt ping but, if you are just using it as a every day driver I would run it about 10*. So if you get some cheap or bad gas you wont have to worrie about it pinging. :icon_thumby:
 
Thank, I didn't remeber seeing any thing with degrees on it.
I went out and looked at it, and it has a tab that is bolted to the pas. side with like flat/arrow and lower a tab with 1/4" hole, and on the balancer a 1/16" groove .
 
Last edited:
Hello

Run it at 12*. That motor is not an HO. It can be converted to an HO with an HO cam and ecm. I ran my 86 T-Bird at 12* for 13 years with no problems.

igiveup
 
I"ll have to check and see if there is a degree indicator that I can get for that.


Thanks
John
 
There should be a mark on the balancer. It can be hard to find, but once you do, paint the 0 and 10 deg lines (liquid paper works well...) so you can see them with the engine running.

Pull the plug on cylinder one, then find top dead center. You have a fifty-fifty chance of getting right, the balancer should be close.
 
I'll be darn, found what looked like scratches , cleaned it off with a wire brush, and I can read...atd 10 0 10 20 30 btd.:yahoo::icon_thumby:

Thanks !!!
John
 
Thanks Teddy for the tip on liquid paper, worked like a champ. Got it set at
12*. The injector cleaner must be kicking in,idle jump from about 6-700 to about 1500. had to turn it back down . Found out the factory air cleaner with fresh air snorkle would work just fine.
 

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