As a kid, my two favorite players were Jari Kurri and that guy he played center with. So, my answer to the question is...
Hey, two guys who scored 144 goals between them in one season (Jari missed 7 games or it could have been 150) and then scored 36 in the playoffs en route to the Cup are the no-brainer winner. The two players scored 36% of Edmonton's goals.
Jari is such a soft-spoken gentleman. I love Finnish people!
Here's a nice feature on him (you can see his 1st wife, his cottage in Finland, and him preparing a sauna) from 1985: