Crossword puzzle clue "time keeping action"

Time keeping action?

It doesn't convey ferocious fuel-burning action, action, action! when it's regular-sized

Exact time keeping

Means of keeping musical time

Piece of the action, or a shout that stops the action

Who said "Action may not always bring happiness, but there is no happiness without action."

Writer Gilbert who translated Georges Perec's lipogrammatic novel "La Disparition" into English, keeping it e-less

The Who's "Love ___ for Keeping"