[Fot] Roller Rockers/Valve Lash/Acceleration/Velocity/Lifter Size

[Larry Young]

> Yeah, I know, you don't have to tell me.  I've tried teaching several 
> times during my life and failed miserably every time.
>
> Actually,  if you think of the cam as a lever attached to a shaft 
> (draw yourself a picture), the longer the lever or further out the 
> contact point, the faster the lifter will rise for each degree of 
> rotation.  The only difference between this and a real cam is that the 
> length of the lever is continuously changing as the cam rotates.
>
> With regard to the rest of your comments/suggestions - I don't know.  
> There are so many variables and so many ways we can go wrong in this 
> stuff.  That's why we love it, isn't it?
> Wouldn't it me fun to put one of our valve trains on a Spintron 
> machine - http://www.spintron.com/?  Does anyone have access to one of 
> these?
Jack W. Drews wrote:
>> I must admit that I don't quite understand what you're saying. It 
>> must have been taught in one of those math courses I flunked.