T U R B O F R A M E D I M E N S I O N SE F R S E R I E S

EFR 6258-A 225 - 450 HP Turbo

50.8mm(2.00)

92mm(3.62)

147.3mm(5.79)

116.6mm(4.56)

63.5mm(2.50)

Oil inlet fitting

Oil Drain 3/8 NPT

Oil Drain capscrew holes

40mm(1.57)

73mm(2.87)

179150

- 4AN Male

M8X1.25 (38mm bolt spacing)

50.8mm(2.00)

92mm(3.62)

147.3mm(5.79)

116.6mm(4.56)

63.5mm(2.50)

Oil inlet fitting

Oil Drain 3/8 NPT

Oil Drain capscrew holes

40mm(1.57)

73mm(2.87)

179150

- 4AN Male

M8X1.25 (38mm bolt spacing)

50.8mm(2.00)

92mm(3.62)

147.3mm(5.79)

116.6mm(4.56)

63.5mm(2.50)

Oil inlet fitting

Oil Drain 3/8 NPT

Oil Drain capscrew holes

40mm(1.57)

73mm(2.87)

179150

- 4AN Male

M8X1.25 (38mm bolt spacing)

Turbo Part #

TurboFrame Size

SuperCore Part #

Comp. Wheel Outer Dia.

(mm)

Comp. Wheel Inducer

Dia.

Turbine Wheel

Outer Dia.TurboA/R

Inlet FlangeConfig.

179150 B1 179140 62 49 58 .64 T25

Turbine Housing Part Number A/R Inlet Flange

ShapeHousing Config.

11581009006 0.64 T25 Single Scroll WG

Key Turbo Features

• Gamma-Ti turbine wheel • Dual ceramic ball bearing

assembly with metal cage • Large internal wastegate• Standard T25 mounting flange

Not Included withTurbo Assemblies:

• Speed sensor• Turbine outlet V-Band• Turbine inlet gasket• Oil drain gasket or drain port fitting

50.3

94.5

124.0

147.6

167.9 rpm

0.76

0.75

0.74

0.73

0.72

0.70.68

0.650.6

0.6

1.0

1.4

1.8

2.2

2.6

3.0

3.4

3.8

0 5 10 16 21 26 31 37 42 48 53 58 64Corrected Mass Flow (lbs/min)

Pres

sure

Rat

ioPr

essu

re R

atio

Compressor Flow (lbs/min)

T U R B I N E H O U S I N G O P T I O N S S U P E R C O R E C O N F I G U R AT I O N

The following parts are not included as part of the super-core assembly: turbine housing, clamp plate hardware, wastegate parts.

C O M P R E S S O R M A P

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