This is a Comp Turbo "CT-4 6765 TRIPLE BALL BEARING Series Billet Turbo" for a 1986 or 1987 Buick Grand National, T Type, Turbo T, or GNX 3.8 liter turbo V6. The CT-4 Turbo with CT 67 Billet compressor wheel and HE65 light weight 10 blade Turbine wheel. It has a 4" intake and a 2.5" outlet. This turbo is good for anywhere from 500-850HP. This turbo has a TRIPLE ball bearing configuration (the only Turbo on the market with this technology) and is also equipped with a .63 exhaust housing and a anti-surge compressor housing. This model also features a high polished finish.
*This item is also available in .82 exhaust housing, please specify when ordering.