Turbo Assembly Kit, G42-1450, T4 Divided 1.01 A/R, Garrett P/N 879779-5016S

The Garrett G42-1450 turbo assembly kit with the 1.01 A/R T4 divided turbine housing is built for serious high-horsepower applications where response and top-end capacity both matter. Engineered for enthusiasts and professional builders pushing extreme power levels, this configuration pairs Garrett’s ball bearing platform with a divided turbine housing designed for engines demanding both durability and massive airflow. This is the turbo for builds that need to make big power without compromise.

Specifications

• Compressor Wheel Inducer: 79mm
• Compressor Wheel Exducer: 98mm
• Compressor Wheel Trim: 65
• Compressor Housing A/R: 0.85
• Turbine Wheel Inducer: 82mm
• Turbine Wheel Exducer: 75mm
• Turbine Wheel Trim: 84
• Turbine Housing A/R: 1.01
• Turbine Housing Flange: T4 Divided
• Bearing System: Ball Bearing
• HP Capacity: Up to 1450HP
• Garrett P/N: 879779-5016S

Performance & Application

The G42-1450 is built for extreme performance builds where high horsepower output is the goal. The ball bearing construction supports quick spool and sustained response under heavy boost, while the T4 divided turbine housing is matched to engines running divided exhaust manifolds for improved pulse separation. This configuration is suited to builders targeting the upper end of the G42 platform’s capability. It’s a turbo designed for those who need serious top-end power without sacrificing control.

Frequently Asked Questions

What HP can the G42-1450 support?

The Garrett G42-1450 is capable of supporting up to 1450HP.

Is this a ball bearing or journal bearing turbo?

The G42-1450 uses ball bearing construction, built for extreme performance builds.

What is the turbine housing A/R and flange type?

This kit uses a 1.01 A/R T4 divided turbine housing.

What is the compressor housing A/R ratio?

The compressor housing A/R ratio is 0.85.

For builders demanding extreme horsepower with the reliability of Garrett’s ball bearing platform, the G42-1450 with T4 divided 1.01 A/R turbine housing delivers the capacity and response to get there.