Stiff control forward but not in reverse

Joined
Jul 24, 2011
Messages
15
I have a 85 Yamaha 115, and it is pretty tough to move the control forward to speed up, but to ease back down, it is fairly easy. Is there any way to lube it up or grease it? If I wanted to replace it, does it have to be specifically a throttle for a Yamaha, or can it be another brand??
 
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