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Turbo   Racing


GT4508R - 742581-0004 Ball Bearing Turbos

GT45 742581-0004 turbine mapGT4508R turbo
GT45 742581-0004 compressor map

Horsepower 700 HP - 1100 HP
Displacement 2.0 L - 8.0 L

  • Ball bearing CHRA.
  • Oil & Water cooled bearign system.
  • Free float, non-wastegated turbine housing.
  • Brings race-proven GT ball bearing performance to the 1100Hp class.
  • Perfect for high horsepower, but responsive engines.
  • Turbine housing not include.
  • 4 turbine housing options.

Note: The 742581-0004 GT4508R is a customizable Garrett ball bearing GT turbo that is packaged without the turbine housing. (It includes a CHRA and compressor housing.)

Turbo Dimensions (1.86 Mb)

GT4508R COMPRESSOR TURBINE
Turbo CHRA Inducer Exducer Trim A/R Wh Dia Trim A/R Type
742581-0004 451888-0028 80.8 mm 108.0 mm 56 0.69 87.0 mm 85 - -
TURBINE HOUSING OPTIONS (T4 Inlet flange)
Part Number A/R Type
757707-0005 1.01 Free Float
757707-0006 1.15 Free Float
757707-0007 1.28 Free Float
757707-0008 1.44 Free Float
TURBINE HOUSING OPTIONS - STAINLESS STEEL (V Clamp)
Part Number A/R Type
757707-0585 0.85 Free Float
757707-0600 1.00 Free Float
757707-0615 1.15 Free Float
757707-0630 1.30 Free Float

ACCESORIES

COMPRESSOR HOUSING

Inlet
Part Number Description
not available Coupler 6"
not available T-bolt band
Outlet
Part Number Description
510350-003x Coupler 3.5"
590375-0350 T-bolt band

TURBINE HOUSING (T4 Inlet flange)

Inlet
Part Number Description
407294-0001 Gasket
219010 Flange
Outlet
Part Number Description
446397-0460 V clamp
219014 Flange

TURBINE HOUSING (Stainless steel)

Inlet
Part Number Description
446397-0381 V clamp
219003 Flange
Outlet
Part Number Description
446397-0450 V clamp
219004 Flange

BEARING HOUSING

Inlet
Part Number Description
210019 Gasket
210751 Water fittings kit
Outlet
Part Number Description
210060 Gasket
210751 Water fittings kit


Updated on December 30, 2011


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