Twist it back and forth for a while and then after getting it lose as possible try twisting it while pulling it up at the same time. the prying with a bar will work but if you are afraid of braking the distributer try the twisting pulling.
Remember these things have been in there for decades, usually without ever being touched even, never mind removed.
Steve
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Technology is great when it works,
and one big pain in the ass when it doesn't

Detroit iron rules all the rest are just toys.
[This message has been edited by 84fiero123 (edited 09-17-2015).]