Hi,my distributor is the original 66,my engine is most recent Witt the small spark plug I set the timing at 8 degree and he run fine,he don't ping,I will try at 10 degree to see what happen,,,thank you
I don't know the engine year but the engine have the no tubes sparkplug,I think it's 76 and up,this engine has been change by the former owner,I have a point distributor since its in my 66 valiant