Are they worth the Trouble?

i dumped the viscous fan when did b/b conv got a nice spal skinny electric sucker fan, can bring it in off switch after you stopped or in traffic<i gone mechanical temp guage too just to get accurate reading on whats what>electric pump? mm, they only run for so many hundred hours life not continuous day in day out and maybe more efficent but when they go just stop and you f@@@ least mechanical will get noisy i guess when on way out?