Originally Posted by mugenb46
ED,German,Colt
can you tell me what size degree wheel i should use on my engines, does it matter, i would think so. just not sure. Thanks

I am using this protractor
http://quintgraphics.net/cart/index....2b8fdb138e119d, you can easy get from Home Depot or most hardware store. I love it because it is not 360 degrees, it is 2 X180.
It is really doesn't metter the size as long as it is handy for you to use.