Garrett GT4294R Ball Bearing Turbo - GT42R (850 HP)

Have a question or need help? Not sure about what housing or A/R you need? Email us & we will be happy to help.

The big boys! This turbo is capable of 850 HP. Brand new & authentic Garrett GT42R (GT4294R) dual ball bearing turbo assembly. Your pick of exhaust housing with options that include T4 with 4" V-band discharge or large T6 with 5.00" V-band discharge. Also now available with the Tial stainless steel V-band inlet & outlet exhaust housing. 33% lighter!! Comes with a ported compressor housing with 5" Inlet with 3.5" V-band outlet. If big drag racing HP is what you're after, the GT42 large frame turbos are here to get the job done.

Outstanding performance for the Mazda 20B 3 rotor, 2JZ-GTE, RB25, etc.

Note 1: The polished housing option shows a 60-1 style housing in the picture. The housing you will receive with this option is the GT42R housing, only polished.

Note 2: ALL of our Garrett GT turbochargers come Fully Balanced from the factory & have the Manufacturers Warranty.

The turbo part number change based on the turbine & compressor housing selected, CHRA numbers only, etc. The following Garrett P/N's applies to this turbo.
774595-1
774595-2
774595-4
774595-3
757707-10
757707-9
451888-5009S
451888-5009

Compressor:
-Wheel: 94mm w/ 56 trim
-Housing A/R: .60 A/R
-Style: Ported Comp. w/ 5.00" Inlet & 3.50" V-band Outlet

Turbine / Exhaust:
-Wheel: 82mm w/ 84 trim
-Housing A/R: Your Pick of 1.01 / 1.15 /, 1.28 / 1.44
-Housing Styles: T4 Inlet w/ 4" V-band exit, TA45 (T6) Inlet w/ 5" V-band exit Or Tial Stianless Steel Housing.

Center Section:
-Dual Stainless Steel Ball Bearings
-Oil & Water Cooled

The Garrett GT series line up is much more efficient then the old "T" technology & provides spool-up 1000's of RPMs quicker. The GT series turbos are stronger, more reliable, have less shaft movement, better flow dynamics, less lag....the list goes on. Simply put, GT blows T away!!