Timing Question

mustang 55

Forum Member
I have a 92 LX 5.0 stock block with stock heads with GT-40 upper and lower 24lbs injectors 70 mill massair e303 cam. What should I run the timing at ???? Thanks ......
 
12*-14* spout out , mine ran good at 14* spout out but had to run premium ware the 10-12* area I was fine with 89
 
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