I know this is an old post but no one answered Nathans question.So I will.
Most likely you already know,but in case you haven't found out.
They came in two or four strokes.
Here is the 2 stroke.
[Linked Image]
[Linked Image]
and now the four stroke.
[Linked Image]
[Linked Image]
By the look of yours (If you still have it) had the 2 stroke as I can see the remote primer still on the base.

Here for a good time,not a long time.