Home / Shop / Edelbrock Pro-Flo 4 XT EFI Systems 35820 Fuel Injection System, XT, Self-Learning, Sequential Multi-Port, Satin, 450 HP Max, SB Chevy with Vortec or E-Tec heads, Kit

Edelbrock Pro-Flo 4 XT EFI Systems 35820 Fuel Injection System, XT, Self-Learning, Sequential Multi-Port, Satin, 450 HP Max, SB Chevy with Vortec or E-Tec heads, Kit

SKU: EDE35820

Fuel Injection Systems

Edelbrock

Edelbrock Pro-Flo 4 XT EFI Systems 35820 Fuel Injection System, XT, Self-Learning, Sequential Multi-Port, Satin, 450 HP Max, SB Chevy with Vortec or E-Tec heads, Kit

SKU: EDE35820

Fuel Injection Systems

Sale ends in Calculating... Mon 19 Oct, 2:17 am AEST

Available from MFR. This item is available from the manufacturer's distribution centre. The dispatch timeframe shown is an estimate based on historical order processing and release times for this part. This item is not held in our own warehouse, and actual dispatch timing may vary depending on manufacturer workload and logistics at the time of ordering.

We accept

Description

The Edelbrock Pro-Flo 4 XT EFI Kit #35820 for 1986 & Earlier Small-Block Chevy engines with Vortec/E-Tec Cylinder heads has the latest technology. The EFI system comes complete with a Pro-Flo XT intake manifold and 29 Lb/Hr injectors capable of 450 HP with 58 p.s.i. fuel pressure. Also included is a plug and play single connection distributor designed to work specifically with Pro-Flo 4 and a made in the USA high-quality harness with clearly labeled connections for a hassle-free installation. The new Pro-Flo 4 EFI systems feature an all-new ECU with a faster processor, a water proof design and is half the depth of the previous ECU. It also has an upgraded Bluetooth chip that is faster, more reliable and will not drop connection. We've added more features for the advanced tuner giving you control over air-fuel ratios, ignition curve, idle speed, acceleration fuel, coolant fans, Rev limiter while retaining the simplicity Pro-Flo is known for. The key to the system is our exclusive E-Tuner 4 app with dyno developed base calibrations. The E-Tuner 4 app uses a Bluetooth wireless connection to communicate with the ECU's self-learning capability to continually adjust the calibration to get the maximize performance. E-Tuner 4 features a simple and easy to use setup wizard to help you get started as well as multiple dash displays so you can monitor your engines vitals. The exclusive Edelbrock E-Tuner 4 app is Free and Available for Android and IOS based smart phone or tablet.

Application Summary

Chevrolet:Small-Block Gen I Vortec:283 (4.6L)/302 (4.9L)/305 (5.0L)/307 (5.0L)/327 (5.4L)/350 (5.7L)/400 (6.6L)

Part Type

Fuel Injection System

Data: v4.2 - Upd: 2026-10-18 00:36:56

Features

New ECU Preloaded w/80 Dyno-Tuned Calibrations

Specifications

Product Attributes - Brand: Edelbrock
Product Attributes - Manufacturer's Part Number: 35820
Product Attributes - Part Type: Fuel Injection Systems
Product Attributes - Product Line: Edelbrock Pro-Flo 4 XT EFI Systems
Product Attributes - UPC: 085347358205
Product Attributes - Fuel Injection Style: Multi-port
Product Attributes - Fuel Injection System Type: Multi-port Throttle Body
Product Attributes - Maximum Horsepower with Gas: 450
Product Attributes - Timing Control Compatible: Yes
Product Attributes - ECM Included: Yes
Product Attributes - Self Tuning: Yes
Product Attributes - User Tunable: Yes
Product Attributes - Fuel System Included: None
Product Attributes - Ignition System Included: Distributor
Product Attributes - Power Distribution Included: None
Product Attributes - User Interface Included: Bluetooth
Product Attributes - EGR: No
Product Attributes - Transmission Controller Included: No
Product Attributes - Metering Style: Speed density
Product Attributes - Intake Material: Aluminum
Product Attributes - Intake Color: Natural
Product Attributes - Engine Block Deck Height: Standard deck
Product Attributes - Multi-Port Fuel Rails Included: Yes
Product Attributes - Throttle Body Included: Yes
Product Attributes - Venturi Quantity: 1
Product Attributes - Venturi Diameter (mm): 90.00mm
Product Attributes - Airflow Rate (cfm): 1,100 cfm
Product Attributes - Throttle Body Material: Cast aluminum
Product Attributes - Throttle Body Color: Natural
Product Attributes - Injectors Included: Yes
Product Attributes - Injector Size (lbs/hr): 29 lbs./hr.
Product Attributes - Calibration Module Included: No
Product Attributes - Wiring Harness Included: Yes
Product Attributes - Oxygen Sensor Included: Yes
Product Attributes - Fuel Pressure Regulator Included: No
Product Attributes - MAP Sensor Included: Yes
Product Attributes - IAT Sensor Included: Yes
Product Attributes - TPS Sensor Included: Yes
Product Attributes - IAC Motor Included: Yes
Product Attributes - Quantity: Sold as a kit.
Product Attributes - Notes: Supports up to 450 HP; Vortec or E-Tec heads. Tuning and set-up app can be downloaded to a Bluetooth capable tablet or smart phone from either the Apple or Google app stores. Use with boosted applications requires a 2.5-bar MAP sensor.

Reference Information

Brand Name/s	Edelbrock
StreetFX SKU	ede35820
SFX Item ID	4809938
Supplier Item Code	4809938
Manufacturer SKU	35820
Manufacturer UPC	85347358205
Alternative References	EDB35820, EDL-35820