Hello all. I just got a power unit &amp; need info &amp; some parts. It is a model 36.  What tractor used that engine? what is the HP, is there a way is know the year model? . Does anyone have any pictures that they could send for comparison? .  I will need the gov weights &amp; cover ,crank handle, glass parts &amp; fill cap for the oiler or a good oiler. Thank-you!