Originally Posted by
sirlars
Thanks for the reply Adrian! 78 or 88 tooth spur? i just checked tower hobbies and the smallest they have is 88.
78tooth spur gear exist in both 48 pitch and 64 pitch
4178 Super 64 Pitch 78 Teeth machined spur gear
http://www.robinsonracing.com/catalog/64pitchspur.html
1878 Super Pro 48 Pitch 78T machined spur gear
http://www.robinsonracing.com/catalog/48pitchspur.html