Originally Posted by
mellow
I think the spline is just extremely tight fitting. It should go on there...now getting it off is another story.
Yeah, from My B5, B5M and B44.3, they are tight but they are right.
I find that it's better to install the blue collar on the horn, then gently press horn on the servo with a hobby vise or similar. To remove, I just use a flat screw driver to slowly yank out