6.0 Powerstroke GT3782va Duramax 6.6 GT3788va Turbo&nbsp;Charger Unison Ring+Gt3782va Vanes 9PCS+GT3782/88VA Rebuild Kit Work for 2004-Ford Powerstroke 6.0L GT3782VA and GMC/CHEVRY Duramax 6.6L GT3788VA turbos Unison Ring Reference P/N: 3C3Z-6C885-A Vanes Height:approx.13.2mm, double check your Vanes before purchasing. There are another GT37 vane, which has a height of approx.15mm With 360 Thrust Bearing and 2 piece collar System, Upgraded Journal Bearing Design