Evoms Lightweight Underdrive Crank Pulley Kit Porsche 996 997 Turbo 3.6.
Used less then half hour. Only removed to swap out for custom harmonic balancer instead of this  pulley. All engine accessories worked fine. No issues with coolant temp,a/c,or ps.
As new condition. Includes mount bolt.
Has heavy duty mount flange, balanced,billet,timing marks,etc.
All the info and details available at evolution motorsports  web page.
Ships same day with priority mail.