G28R-660 FORGED Turbocharger AR64 T25/Vband turbine housing, ported shroud compressor. Includes gaskets, oil feed fitting, oil return fitting, copper washers etc Ball bearing 8mm cartridge turbocharger with water cooled bearing housing.  Uses a Forged billet re-profiled G-series 9 blade compressor wheel, designed to improve air flow and top end power. The turbine wheel head is electron beam welded and VSR balanced in house at TurboDirect S.A's Denel headquarters. 

Spare Actuator springs are supplied and have the following Spring rates:- 

White = 3.6 - 7.25PSI

Green = 5.8 - 10.15SI

Yellow = 8.7 - 14.5PSI

Blue = 13 - 18.5PSI

Red = 17.4 - 24.65PSI

Lower values indicate pre-compression (spring cracking) and fully open positions.

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