Originally Posted by inpuressa

I got myself one of those tamiya tool sets, and those screw heads fit perfectly. I still prefer hex, but I'll just change whatever I can on the car. Going to be PITA to find those transmission screws short of buying an entire set.

I still do not like the angle at which the rocker arms are positioned. Seems like are directing the force in an inefficient way. Should have been like this: