WATER PUMP, ALUM HI-PERF, GM, LS Gen III & IV, 1999-2006 4.8L, 5.3L, 5.7L, 6.0L Sport Utility, Truck, & SUV with top inlet, 8-hole billet hub requires pulley, Block-to-Hub 6.00", Polished
- Aircraft industry tolerances
- 0.750 diameter steel shafts
- Reliable cast iron CNC machined impellers
- Pressure injected aluminum alloy pump bodies
- Billet steel hubs and shielded-seal roller ball bearings
- Back plate O ring sealed for most applications
- SBC applications include adjustable hardware