EFR Compressor Maps and Spec's
EFR-6255 |
Spec's and FeaturesCompressor Specifications
•Compressor Wheel OD (exducer): 62mm (Forged-Milled Wheel) •Compressor Wheel Inducer: 49.6mm •Max Flow Rate: 44lb/min •Built-in BOV: All EFR compressor housings incorporate an integrated BOV. •Compressor Housing: 2.5"inlet, 2.0" hose coupler outlet Turbine Specifications •Turbine type: Low Inertia Gamma-Ti Turbine Wheel •Turbine Wheel OD: 55mm •Stainless Steel Investment cast Housing •0.83 A/R T3 undivided (Internal WG) •Turbine outlet: GT-Vband (aka small 3" vband) ~92mm OD for all EFR Turbos. EFR-6255 Features •Dual Row Ceramic Ball Bearings -lowest friction and fastest spool/response, most extreme durability, built-in oil control orifice - (aka oil restrictor) **no restrictor can be used with EFR turbos. •Watercooled Center Section -watercooling is recommended, 14mm banjo bolts •Double seals on both turbine and compressor end for extreme durability and resistance to any oil seepage •Boost Control Solenoid Valve Integrated to CompressorHousing •Integrated Speed Sensor mounting provision. |
EFR-6258 |
Spec's and FeaturesCompressor Specifications
•Compressor Wheel OD (exducer): 62mm (Forged-Milled Wheel) •Compressor Wheel Inducer: 49.6mm •Max Flow Rate: 44lb/min •Built-in BOV: All EFR compressor housings incorporate an integrated BOV. •Compressor Housing: 2.5" inlet, 2.0" hose coupler outlet Turbine Specifications •Turbine type: Low Inertia Gamma-Ti Turbine Wheel •Turbine Wheel OD: 58mm •Stainless Steel Investment cast Housing •0.83 A/R T3 (Internal WG) •Turbine outlet: GT-Vband (aka small 3" vband) ~92mm OD for all EFR Turbos. EFR-6258 Features •Dual Row Ceramic Ball Bearings -lowest friction and fastest spool/response, most extreme durability, built-in oil control orifice - (aka oil restrictor) **no restrictor can be used with EFR turbos. •Watercooled Center Section -watercooling is recommended, 14mm banjo bolts •Double seals on both turbine and compressor end for extreme durability and resistance to any oil seepage •Boost Control Solenoid Valve Integrated to Compressor Housing •Integrated Speed Sensor mounting provision |
EFR-6758 |
Spec's and FeaturesCompressor Specifications
•Compressor Wheel OD (exducer): 67mm (Forged-Milled Wheel) •Compressor Wheel Inducer: 53.9mm •Max Flow Rate: 49lb/min •Built-in BOV: All EFR compressor housings incorporate an integrated BOV. •Compressor Housing: 2.5" inlet, 2.0" hose coupler outlet Turbine Specifications •Turbine type: Low Inertia Gamma-Ti Turbine Wheel •Turbine Wheel OD: 58mm •Stainless Steel Investment cast Housing •0.64 A/R T25 undivided (Internal WG) •Turbine outlet: GT-Vband (aka small 3" vband) ~92mm OD for all EFR Turbos. EFR-6758 Features •Dual Row Ceramic Ball Bearings -lowest friction and fastest spool/response, most extreme durability, built-in oil control orifice - (aka oil restrictor) **no restrictor can be used with EFR turbos. •Watercooled Center Section -watercooling is recommended, 14mm banjo bolts •Double seals on both turbine and compressor end for extreme durability and resistance to any oil seepage •Boost Control Solenoid Valve Integrated to Compressor Housing •Integrated Speed Sensor mounting provision. |
EFR-7064 Ideal for use as single turbo applications in the 350-560hp per turbo range,
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Spec's and FeaturesCompressor Specifications
•Compressor Wheel OD (exducer): 70mm (Forged-Milled Wheel) •Compressor Wheel Inducer: 52.2mm •Max Flow Rate: 56lb/min •Built-in BOV: All EFR compressor housings incorporate an integrated BOV. •Compressor Housing: 3.5" inlet, 2.0" hose coupler outlet Turbine Specifications •Turbine type: Low Inertia Gamma-Ti Turbine Wheel •Turbine Wheel OD: 64mm •Stainless Steel Investment cast Housing The EFR 7064 is available in (3) different turbine housing configurations: •0.83 A/R T3 undivided (Internal WG) •0.92 A/R T4 twinscroll (Internal WG) •1.05 A/R T4 twinscroll (External WG) •Turbine outlet: GT-Vband (aka small 3" vband) ~92mm OD for all EFR Turbos. EFR-7064 Features •Dual Row Ceramic Ball Bearings -lowest friction and fastest spool/response, most extreme durability, built-in oil control orifice - (aka oil restrictor) **no restrictor can be used with EFR turbos. •Watercooled Center Section -watercooling is recommended, 14mm banjo bolts •Double seals on both turbine and compressor end for extreme durability and resistance to any oil seepage •Boost Control Solenoid Valve Integrated to Compressor Housing •Integrated Speed Sensor mounting provision. |
EFR-7670 Ideal for use as single turbo applications in the 400-650hp per turbo range,
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Spec's and FeaturesCompressor Specifications
•Compressor Wheel OD (exducer): 76mm (Forged-Milled Wheel) •Compressor Wheel Inducer: 57.2mm •Max Flow Rate: 64lb/min •Built-in BOV: All EFR compressor housings incorporate an integrated BOV. •Compressor Housing: 3.5" inlet, 2.0" hose coupler outlet Turbine Specifications •Turbine type: Low Inertia Gamma-Ti Turbine Wheel •Turbine Wheel OD: 70mm •Stainless Steel Investment cast Housing The EFR 7670 is available in (3) different turbine housing configurations: •0.83 A/R T3 undivided (Internal WG) •0.92 A/R T4 twinscroll (Internal WG) •1.05 A/R T4 twinscroll (External WG) •Turbine outlet: GT-Vband (aka small 3" vband) ~92mm OD for all EFR Turbos EFR-7670 Features •Dual Row Ceramic Ball Bearings -lowest friction and fastest spool/response, most extreme durability, built-in oil control orifice - (aka oil restrictor) **no restrictor can be used with EFR turbos. •Watercooled Center Section -watercooling is recommended, 14mm banjo bolts •Double seals on both turbine and compressor end for extreme durability and resistance to any oil seepage •Boost Control Solenoid Valve Integrated to Compressor Housing •Integrated Speed Sensor mounting provision. |
EFR-8374 Ideal for use as single turbo applications in the 500-800hp per turbo range,
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Spec's and FeaturesCompressor Specifications
•Compressor Wheel OD (exducer): 83mm (Forged-Milled Wheel) •Compressor Wheel Inducer: 62.6mm •Max Flow Rate: 79lb/min •Built-in BOV: All EFR compressor housings incorporate an integrated BOV. •Compressor Housing: 4" inlet Ported Shroud Hose Coupler, 2.5" hose coupler outlet with intergrated V-Band option. Turbine Specifications •Turbine type: Low Inertia Gamma-Ti Turbine Wheel •Turbine Wheel OD: 74mm •Stainless Steel Investment cast Housing The EFR 8370 is available in (3) different turbine housing configurations: •0.83 A/R T3 undivided (Internal WG) •0.92 A/R T4 twinscroll (Internal WG) •1.05 A/R T4 twinscroll (External WG) •Turbine outlet: GT-Vband (aka small 3" vband) ~92mm OD for all EFR Turbos EFR-8370 Features •Dual Row Ceramic Ball Bearings -lowest friction and fastest spool/response, most extreme durability, built-in oil control orifice - (aka oil restrictor) **no restrictor can be used with EFR turbos. •Watercooled Center Section -watercooling is recommended, 14mm banjo bolts •Double seals on both turbine and compressor end for extreme durability and resistance to any oil seepage •Boost Control Solenoid Valve Integrated to Compressor Housing •Integrated Speed Sensor mounting provision. |
EFR-9180 Ideal for use as single turbo applications in the 700-1000hp per turbo range,
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Spec's and FeaturesCompressor Specifications
•Compressor Wheel OD (exducer): 91mm (Forged-Milled Wheel) •Compressor Wheel Inducer: 67.7mm •Max Flow Rate: 94lb/min •Built-in BOV: All EFR compressor housings incorporate an integrated BOV. •Compressor Housing: 4" inlet Ported Shroud Hose Coupler, 2.5" hose coupler outlet with intergrated V-Band option. Turbine Specifications •Turbine type: Low Inertia Gamma-Ti Turbine Wheel •Turbine Wheel OD: 80mm •Stainless Steel Investment cast Housing The EFR-9180 is available in (2) different turbine housing configurations: •0.83 A/R T3 undivided (Internal WG) •1.05 A/R T4 twinscroll (External WG) •Turbine outlet: GT-Vband (aka small 3" vband) ~92mm OD for all EFR Turbos EFR-9180 Features •Dual Row Ceramic Ball Bearings -lowest friction and fastest spool/response, most extreme durability, built-in oil control orifice - (aka oil restrictor) **no restrictor can be used with EFR turbos. •Watercooled Center Section -watercooling is recommended, 14mm banjo bolts •Double seals on both turbine and compressor end for extreme durability and resistance to any oil seepage •Boost Control Solenoid Valve Integrated to Compressor Housing •Integrated Speed Sensor mounting provision. |
