Quote:
Originally Posted by California98Civic
I think actually the alterator will spin more slowly when it has a larger pulley. The crank pulley remains the same size, so a larger alternator pulley will spin less than stock and a smaller pulley than stock would spin more in order to "keep-up" with crank pulley's RPMs. So if it were larger and lighter, I should be reducing rotational mass and reducing ware on the alternator as well as its load on the engine and its output. Right?  |
yes, UD pulley set generally has a light weight smaller dia aluminum crank pulley and slightly larger alternator pulley . both slow down accessories .