Hurricane 5449-660 A/R 0.72 Turbo Hurricane 5449-660 A/R 0.72 ball-bearing top-of-the-line Turbocharger is perfect for Street use, Track racing, Drifting and Drag racing up to 660hp with a combination of fast spool and high peak power. Hurricane 5449-660 A/R 0.72 Turbo suits 1,4 to 3,0-liter engines and produces 350-660hp on Gasoline, -720hp on Ethanol or -400hp on Diesel. Smaller engines (1,4-2,2L) will get fast spool times with the 49mm turbine, while bigger engines (2,2-3,0L) will get even faster spool times. The A/R 0,72 turbine housing keeps the spool fast and allows high peak power. Compressor A/R 0.70 54.34/67.4mm Speed sensor outlet. Clamp type : 6-Bolt clamp kit (included) Anti-surge : Yes Speed sensor port : Yes Vacuum port : 1/8 -27 NPT Inlet hose diameter: 3" / 76mm Outlet hose diameter:  2" / 51mm CHRA Bearing: Dual ceramic ball bearings Oil inlet : Special thread for ball bearing turbochargers to not get mixed with journal bearing oil inlets. Adapter with 1mm restrictor h