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FiTech Ultimate LS 500 HP EFI Short LS7 Port Intake Fuel Injection Master Kits 76616 System With Kit

SKU: FIF76616

Fuel Injection Systems

FiTech Ultimate LS 500 HP EFI Short LS7 Port Intake Fuel Injection Master Kits 76616 System With Kit

SKU: FIF76616

Fuel Injection Systems
A$4,834.60
Special Order. Contact for ETA. This item is out of stock in our warehouse and partner distribution centres. In some cases, this may be due to not having live inventory feeds available for all suppliers. Please contact us before ordering if you need to meet a specific deadline.

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Description

Exclusive Fitech Fuel Injection flash sale discount at StreetFX!

Talk about timing! This is a limited offer while stocks last on various Fitech Fuel Injection part numbers. There's never been a better time to buy your Fitech Fuel Injection upgrades, so what are you waiting for?!

This item is currently on sale!

Same-day payment required to secure promotional price. Promotions may end early or be extended based on stock levels or other factors.

Data: v2 - Desc: v4.2 - Upd: 2026-11-08 01:08:20

Data: v4.2 - Upd: 2026-11-09 03:41:05

Features

Vehicle Compatibility and Return Conditions.

This item was designed and engineered in the USA for US domestic vehicles. OBD tools, ECUs, dongles, programmers, and tuners may have limited compatibility with vehicles outside the USA due to regional differences in emission standards and system configurations. Some features and functionality may vary depending on the vehicle and location.

Some electronic tuning devices and programmers require activation, registration, or pairing with a specific vehicle’s VIN (Vehicle Identification Number). Once activated or paired, these devices may become permanently associated with that vehicle, restricting or preventing their use on another vehicle, resticting our ability to offer returns or exchanges.

Please review the product details and images to ensure it meets your needs. For clarification or assistance, feel free to contact a StreetFX agent. Note: Returns are not accepted for special order or tuning products unless the unit is deemed faulty.

(keyword: efi)

Images are supplied by the manufacturer and may be generic. While all efforts are made to provide accurate pictures, there may be differences in the actual product, such as colour, quantity, version, or included components. Please carefully review the description and specifications for details on inclusions or any variations. Some items may be sold individually or in sets, and images may occasionally depict additional products or quantities not included in your purchase. For assistance or clarification, please contact customer support.

Specifications

Reference Information

Reference Data (Provide these details to our support team)
Brand Name/s Fitech Fuel Injection
StreetFX SKU fif76616
SFX Item ID 5178614
Accounting SKU fif-76616
Manufacturer SKU 76616
Manufacturer UPC 810128300667
Alternative References 76616, FIF-76616

Ultimate LS 500 HP EFI System With Master Kit Short LS7 Port Intake

Finishing your LS swap is now easier with FiTech Ultimate LS systems. Available with or without transmission control, the Ultimate LS EFI intake is paired with fuel delivery options, creating FiTech master kits.

FiTech Ultimate LS 500 hp EFI short LS7 port intake fuel injection master kits are offered with an inline pump kit, in-tank pump modules, or a Force Fuel system. The kits are enhanced further with a Go Fuel regulator and/or Go-Spark LS3 coils. Choose the kit with the options you prefer for your swap.

FiTech Ultimate LS 500 hp intake manifolds feature:
• Fabricated 3mm thick aluminum sheet metal and TIG welded
• Cast, cable activated billet aluminum 92mm throttle body
• Handheld controller with color touch screen and cable
• Windshield mount for touch screen controller
• LS ECU
• 36 lb./hr. injectors
• High volume billet fuel rails
• Self-learning technology maintains your target air/fuel ratio settings
• Sequential fuel and spark control with individual cylinder trim
• Connects to 24x and 58x cam sensors
• Knock sensor control connects to factory sensors
• 3-Bar MAP sensor for boosted applications up to 30 psi
• Tach output driver works with most tachometers
• Two programmable electric fan outputs
• Supplied with WBO2 sensors
• Custom wiring harness for a direct plug-in installation
• Systems with transmission control allows shift point and firmness adjustments on 4L60/65/80/85 GM transmissions

Fuel delivery options:
• Inline pump kit is supplied with FiTech's heavy-duty 255 lph external fuel pump that is suitable to support engines producing up to 600 (NA) hp. The kit includes 40 ft. of high-pressure fuel hose, two fuel filters including a serviceable 10-micron filter, fittings, mounts, and clamps.
• In-tank pump modules:
-- 255, 340, or 440lph universal pump module for tanks with a depth of 6 to 15 in., billet top assembly with strategically placed supply, return, and vent ports to help route fuel lines easily. Gaskets terminals, and clamps are included.
-- 340 lph regulated fuel pump module, single line system with h -6 AN pressure port and a 4-bar (58 psi) regulator that will fit most EFI-ready tanks.
-- 340 lph return-less pump module that will support up to 800 hp and supplied with an internal regulator to maintain 58 psi.
• Force Fuel system mounts under the hood and is fed with the original mechanical or electric fuel pump then supplies the EFI system with the required high pressure using an internal 340 lph pump. The reservoir holds a 1/2 gallon of fuel to prevent fuel starvation and a serviceable 10-micron fuel filter is included.

Go Fuel Tight Fit regulator can be adjusted from 30 to 70 psi and will support up to 1,000 hp. It is crafted from billet aluminum, features -6 ORB ports along with a vacuum/boost port, and includes gauge. The Go-Spark LS3-style coils bolt in place of the originals and accept the sealed, locking connector and plug wire terminal for a simple upgrade. They are available with or without a built-in LED that flashes when the coils are firing.

Product Attributes
BrandFiTech Fuel Injection
Manufacturer's Part Number76616
Part TypeFuel Injection Systems
Product LineFiTech Ultimate LS 500 HP EFI Short LS7 Port Intake Fuel Injection Master Kits
UPC810128300667
Fuel Injection StyleMulti-port
Fuel Injection System TypeMulti-port Throttle Body
Maximum Horsepower with Gas500
Timing Control CompatibleYes
ECM IncludedYes
Self TuningYes
User TunableYes
Fuel System IncludedIn-tank fuel pump module, return
Ignition System IncludedNone
Power Distribution IncludedNone
User Interface Included4.5 in. display
EGRNo
Transmission Controller IncludedYes
Metering StyleSpeed density
Intake MaterialAluminum
Intake ColorBlack
Multi-Port Fuel Rails IncludedYes
Throttle Body IncludedYes
Throttle Body Mounting FlangeGM LS2 4-bolt
Venturi Quantity1
Venturi Diameter (mm)92.00mm
Airflow Rate (cfm)1,250 cfm
Throttle Body MaterialCast aluminum
Throttle Body ColorBlack
Injectors IncludedYes
Injector Size (lbs/hr)36 lbs./hr.
Calibration Module IncludedYes
Wiring Harness IncludedYes
Oxygen Sensor IncludedYes
Fuel Pressure Regulator IncludedYes
MAP Sensor IncludedYes
IAT Sensor IncludedYes
TPS Sensor IncludedYes
IAC Motor IncludedYes
QuantitySold as a kit.
NotesFuel injection system includes: 340 lph in-tank regulated pump.

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