72mm Front Cover Kit W/ Wheel, Turbine & Turbo Rebuild Kit for 2004.5-2007 LLY-LBZ 6.6l Duramax Turbos Included:1) Lightweight 6/6 Billet Wheel2) Turbo Rebuild Kit with 360° Thrust Bearing3) 9 or 10 Blade Turbine Wheel & Shaft4) Raw Aluminum Cover5) New Mounting Hardware 71mm Inducer, Optimizes Airflow & Top-end OutputRequires oversize injectors and CP3 Billet Compressor SpecsInducer: 71 mmExtended Tip: 105.2 mmPrimary Tip Height: 44 mmSecondary Tip Height: 26 mmNose Width: 16 mm HexBlades: 6/6Extended TipPre-balancedExducer Base: 105.17mm Turbine & Shaft Specs: 72.5mm x 64 or 66.5 mm. More top end flow without compromising spool time 9 Blade Turbine Wheel will have more top end flow with a slight increase in lag when compared to the 10 blade turbine wheels Warning: This turbine is very noisy. It will whistle loudly. Turbo Rebuild Kit Specs:9- O-Rings1 - 360° Thrust Bearing1 - Thrust Bearing Collar1 - Thrust Bearing Spacer4 - Allen Head Bolts2 - Journal Bearings1 - Bearing Spacer2 - Oil sealsThe 360° thrust bearing creates a larger thrust pan which increases strength and longevity of the turbo when compared to a stock 270° thrust bearing. The turbine & billet compressor wheel are individually balanced. We recommend the full assembly balanced for longevity. If you would like us to take care of the balancing for you, please select the option and allow an extra few days of lead time until your order ships. Unison Ring & Vanes Specs:Unison Ring: Made From High Temperature Tolerant 310SSStandard Vanes: Made From High Temperature Tolerant 310SSBillet Low Profile Vanes: Made From Heat Resistant 310SS, Helps Reduce Top-End EGTs, Lower Drive Pressure Fits: 2004.5-2007 LLY-LBZ 6.6l Garrett Duramax Turbos. *Note: LBZ Turbine Housings will need machined in order to fit the LLY 10-Blade Turbine Wheel. If you are using a LBZ core and do not want to do machine work, please elect the LBZ Turbine Wheel or purchase an LLY turbine housing. One Year Warranty Available, the following items will be required: Receipts of oil supply & drain tubes replaced at time of rebuild Our supply & drain line kits can be found by searching PN: KB-6.6l-LLY-LMM-TODL, KB-6.6l-TOSLK Balanced must be selected at time of purchase Turbo fasteners must be torqued to spec