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FiTech Retro LS TBI 650 HP System Inline Pump/Regulator Fuel Injection Master Kits 31071
Part Number: FIF-31071
FiTech Retro LS TBI 650 HP System Inline Pump/Regulator Fuel Injection Master Kits
Retro LS 650 HP Classic Gold EFI System With Inline Fuel Delivery & Regulator Master Kit
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Estimated Ship Date: Feb 11, 2027 Would you rather pick it up?
Overview
Brand:
Manufacturer's Part Number:
31071
Part Type:
Product Line:
Summit Racing Part Number:
FIF-31071
Item Number:
7482227
UPC:
812061039109
Fuel Injection Style:
Throttle body
Fuel Injection System Type:
Single 4-Barrel Throttle Body (4150 Flange)
Maximum Horsepower with Gas:
650
Timing Control Compatible:
Yes
ECM Included:
Yes
Self Tuning:
Yes
User Tunable:
Yes
Fuel System Included:
Inline pump kit
Ignition System Included:
None
Power Distribution Included:
None
User Interface Included:
4.5 in. display
EGR:
No
Transmission Controller Included:
Yes
Metering Style:
Speed density
Multi-Port Fuel Rails Included:
No
Throttle Body Included:
Yes
Throttle Body Mounting Flange:
4-barrel square bore
Venturi Quantity:
4
Venturi Diameter (mm):
44.00mm
Airflow Rate (cfm):
950 cfm
Throttle Body Material:
Cast aluminum
Throttle Body Color:
Gold
Injectors Included:
Yes
Injector Size (lbs./hr.):
80 lbs./hr.
Calibration Module Included:
Yes
Wiring Harness Included:
Yes
Oxygen Sensor Included:
Yes
Fuel Pressure Regulator Included:
No
MAP Sensor Included:
Yes
IAT Sensor Included:
Yes
TPS Sensor Included:
Yes
IAC Motor Included:
Yes
Quantity:
Sold as a kit.
Notes:
Fuel injection system includes: in-line frame mount fuel delivery kit, regulator with pressure gauge.
FiTech Retro LS TBI 650 HP System Inline Pump/Regulator Fuel Injection Master Kits
FiTech Retro LS TBI 650 hp system inline pump/regulator fuel injection master kits deliver old school looks and modern EFI performance for your hot rod.
These kits feature a FiTech classic carburetor-gold throttle body with transmission control and a pre-terminated wiring harness with specific LS engine sensors, including the factory knock sensors to complement the built-in timing control. The remote ECU can control the transmission shift points and characteristics of the popular 4L60/65/80E transmissions. No laptop is required, and the system will work on 24x or 58x cam sensors. Also supplied with the Retro LS TBI is a handheld touch screen controller, cable and windshield mount, WBO2 sensor, bung kit, gaskets, mini USB cable, instructions, and warranty info.
For fuel delivery, these FiTech Retro LS master kits pair the TBI an in-line pump kit and Tight Fit regulator with gauge. The inline kit is supplied with a heavy-duty 255 lph external pump suitable for engine producing up to 600 hp, 40 ft. of high-pressure fuel hose, two fuel filters, fittings, mounts, and clamps. The Go Fuel Tight Fit regulator allows you to set the fuel pressure precisely where your EFI system and engine require. It can be adjusted from 30 to 70 psi and will support up to 1,000 hp. It is crafted from billet aluminum and features -6 ORB ports along with a vacuum/boost port.
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