Product Summary

396, 427, 454, Multi-port Injection Style, 900 CFM CFM

    Key Specs

    Injection StyleMulti-port
    CFM900 CFM
    Injector Size80 lbs./hr.
    Max Horsepower Rating600
    ECM IncludedYes

    Need To Know

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    FiTech 30258 Details

    Do you want the ease of a standard throttle body EFI install, but also gain the benefits of port style EFI? FiTech has just what you are looking for in the FiTech Go Port EFI Systems.

    Combining both a standard FiTech throttle body with a built in self learning ECU, a performance aluminum port style intake manifold and topped off with FiTech fuel injectors fed by a pair of high quality aluminum fuel rails, the FiTech Go Port EFI System takes all the guess work out of upgrading to a modern performance fuel injection system. Whether you are replacing an old, tired, antique carburetor on your original engine or topping off a new crate motor; FiTech Go Port EFI Systems will bring new life to any combination you choose!

    Kit Contains:

    • 900 CFM matte black throttle body
    • Throttle body-mounted sequential fuel ECU
    • 2.5 BAR MAP sensor built into the throttle body
    • Self-Learning Technology with simple engine setup
    • 2.5 inch touch screen Hand Held tuner with suction cup windshield mount
    • All engine specific kits include a high-quality, aftermarket, port
    • EFI style intake manifold
    • High flow fuel rails
    • (8) FiTech Hi-Flo 42-lb injectors for 550 HP kits, 70-lb for 1,050 HP kits
    • 4.2 wide band O2 sensor and stainless steel clamp or weld bung kit
    • 6-pin sub harness with flagged lead destinations
    • Coolant temperature sensor
    • TPS, IAC, IAT, & BARO sensors integrated into the throttle body
      Throttle Body Gasket Kit


    • No ECU to mount under your dashboard or on your firewall
    • No big holes to drill or harnesses draped all over your engine
    • Everything you need is mounted right on the manifold and wiring is super simple, usually no more than four wires to get you up and running
    • With no laptop required and absolutely no tuning experience necessary, now high performance port EFI is within the reach of everyone
    • E85 compatible (30% reduction in HP capacity of fuel system and EFI)

    FiTech Go Port EFI Systems offer a unique mixture of fuel injection technologies for years of performance and reliability. With less tuning and set up to worry about, FiTech Go Port EFI Systems will leave you with more time to enjoy out on the open road, without having to stop at every gas pump you come across along the way!

    Quick Start Guide - Handheld Controller (PDF)

    Handheld Controller Feature Definitions (PDF)


    CARB Warning

    For use on pre-1966 vehicles only

    Emissions warning: this part only legal for sale or use in California if installed in vehicles model-year 1965 or older; motorcycles model-year 1977 or older; or off-highway recreational vehicles (such as off-road motorcycles and all-terrain vehicles) model-year 1996 and older. ++any other use renders the vehicle tampered and not legal for use on California public highways (any public street or roadway, public dirt road, public park, or publicly maintained right of way open to the use of the public for vehicular travel). Violations subject to $37,500 penalty per violation per vehicle, revocation of registration, loss of use on California public right of ways, and proof of correction for tampering there are similar restrictions and penalties under federal law and the laws of all other states with penalties under federal law of up to approximately $45,268 per tampered vehicle and/or engine.

    FiTech 30258 Specifications

    MFG. Part #30258
    Injection StyleMulti-port
    CFM900 CFM
    Injector Size80 lbs./hr.
    Max Horsepower Rating600
    ECM IncludedYes
    Speedway Motors Catalog Part #521-30258
    Carburetor Flange Type4-Barrel Square Bore
    User TunableYes
    Self TuningYes
    Injectors IncludedYes
    Intake Manifold IncludedYes
    Intake Section IncludedComplete
    Metering StyleSpeed Density and Speed Throttle
    Throttle Body IncludedYes
    Throttle Body MaterialBillet Aluminum
    Throttle Body FinishAnodized
    Intake MaterialAluminum
    Intake FinishNatural
    Venturi Quantity4
    Fuel Pump IncludedNo
    Fuel Rails IncludedYes
    Calibration Module IncludedYes
    Wiring Harness IncludedYes
    Fuel Pressure Regulator IncludedNo
    Distributor IncludedNo
    MAP Sensor IncludedYes
    IAC Motor IncludedYes
    IAT Sensor IncludedYes
    TPS Sensor IncludedYes
    Use with Power AdderNo
    NotesRectangular Port
    GTIN Code856291005428
    Sold in QuantityKit