THE YANK ZL1-2800 SUPERCHARGED 6 BOLT 10.5 INCH BILLET CONVERTER COMES WITH A SOLID BILLET CLUTCH. THIS IS OUR MULTI DISK SETUP FOR WOT (WIDE OPEN THROTTLE) LOCKUP. THESE CONVERTERS ARE RATED TO 1200 RWHP. One piece roller burnished hubnew torrington bearingsfully furnace brazed pump and impellerhardened splines 1 free re-stall in first year3 yr. warranty