Racing engines...what breaks most often?

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03-03-2024, 07:51 PM

#21

Brad Christy

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Quote:

Originally Posted by boostbros

those high speed videos are wild i never would have thought possible how much the spring is moving around i,m also shocked by how much the valve stem moves around and thats a very hard stiff piece of high quality metal

Boost,

I don’t know if it would cause more problems than it solved, but I could see upper valve stem guides incorporated into that rocker arm plate.

Thanks. Brad.