If you're looking to upgrade your Big-Block Chevy Rectangle Port engine, the Edelbrock Pro-Flo 4 EFI Kit #35850 is just what you need! Packed with cutting-edge technology and thoughtful features, this EFI system is designed to take your performance to the next level.
For those who love to tweak their setup, we've included advanced tuning options. You can easily control air-fuel ratios, ignition curves, idle speed, acceleration fuel, coolant fans, and rev limiters while enjoying the user-friendly simplicity that Pro-Flo is known for.
The heart of the system is our exclusive E-Tuner 4 app. This handy tool comes with dyno-developed base calibrations and utilizes Bluetooth to communicate with the ECU’s self-learning capabilities, continuously adjusting calibrations to maximize your engine's performance. Getting started is easy with the setup wizard, and you can monitor your engine's vitals through multiple dash displays.
The best part? The E-Tuner 4 app is completely free and available for both Android and iOS devices. Enjoy the power of tuning right at your fingertips!
With the Edelbrock Pro-Flo 4 EFI System for Big-Block Chevy Rectangle Port engines, you’re not just upgrading your vehicle; you’re enhancing your driving experience. Get ready to hit the road with confidence!
Other Part Numbers:
Edelbrock #ede35850
⚠ WARNING:
Cancer and Reproductive Harm
https://www.P65Warnings.ca.gov
| Make Vehicle | Model | Year |
|---|---|---|
|
1965-1975 Chevrolet Bel Air |
Bel Air | 1965-1975 |
|
1965-1972 Chevrolet Biscayne |
Biscayne | 1965-1972 |
|
1973-1974 Chevrolet Blazer |
Blazer | 1973-1974 |
|
1969-1972 Chevrolet Brookwood |
Brookwood | 1969-1972 |
|
1968-1980 Chevrolet C/K 10 |
C/K 10 | 1968-1980 |
|
1990-1993 Chevrolet C/K 1500 |
C/K 1500 | 1990-1993 |
|
1968-1986 Chevrolet C/K 20 |
C/K 20 | 1968-1986 |
|
1991-1995 Chevrolet C/K 2500 |
C/K 2500 | 1991-1995 |
|
1968-1986 Chevrolet C/K 30 |
C/K 30 | 1968-1986 |
|
1988-1995 Chevrolet C/K 3500 |
C/K 3500 | 1988-1995 |
|
1967-1972 Chevrolet Camaro |
Camaro | 1967-1972 |
|
1966-1976 Chevrolet Caprice |
Caprice | 1966-1976 |
|
1965-1973 Chevrolet Chevelle |
Chevelle | 1965-1973 |
|
1968 Chevrolet Chevy II |
Chevy II | 1968 |
|
1965-1974 Chevrolet Corvette |
Corvette | 1965-1974 |
|
1966-1975 Chevrolet El Camino |
El Camino | 1966-1975 |
|
1973-1974 Chevrolet G10 Van |
G10 Van | 1973-1974 |
|
1976 Chevrolet G20 |
G20 | 1976 |
|
1973-1974 Chevrolet G20 Van |
G20 Van | 1973-1974 |
|
1988-1996 Chevrolet G30 |
G30 | 1988-1996 |
|
1965-1976 Chevrolet Impala |
Impala | 1965-1976 |
|
1976-1978 Chevrolet K5 Blazer |
K5 Blazer | 1976-1978 |
|
1969-1972 Chevrolet Kingswood |
Kingswood | 1969-1972 |
|
1973-1975 Chevrolet Laguna |
Laguna | 1973-1975 |
|
1965-1967, 1973-1975 Chevrolet Malibu |
Malibu | 1965-1967, 1973-1975 |
|
1970-1975 Chevrolet Monte Carlo |
Monte Carlo | 1970-1975 |
|
1969-1972 Chevrolet Nova |
Nova | 1969-1972 |
|
1977 Chevrolet P10 |
P10 | 1977 |
|
1973 Chevrolet P10 Van |
P10 Van | 1973 |
|
1976, 1979 Chevrolet P20 |
P20 | 1976, 1979 |
|
1970-1971, 1973 Chevrolet P20 Van |
P20 Van | 1970-1971, 1973 |
|
1975-1985, 1987-1990 Chevrolet P30 |
P30 | 1975-1985, 1987-1990 |
|
1970-1974 Chevrolet P30 Van |
P30 Van | 1970-1974 |
|
1987-1988 Chevrolet R/V 20 |
R/V 20 | 1987-1988 |
|
1987-1988 Chevrolet R/V 30 |
R/V 30 | 1987-1988 |
|
1987-1988 Chevrolet R20 |
R20 | 1987-1988 |
|
1989 Chevrolet R2500 |
R2500 | 1989 |
|
1989-1991 Chevrolet R3500 |
R3500 | 1989-1991 |
|
1969-1972 Chevrolet Townsman |
Townsman | 1969-1972 |
|
1987-1988 Chevrolet V30 |
V30 | 1987-1988 |
|
1989-1991 Chevrolet V3500 |
V3500 | 1989-1991 |
|
1968-1978 GMC C/K 15 |
C/K 15 | 1968-1978 |
|
1979-1980 GMC C/K 1500 |
C/K 1500 | 1979-1980 |
|
1968-1978 GMC C/K 25 |
C/K 25 | 1968-1978 |
|
1979-1986, 1991-1995 GMC C/K 2500 |
C/K 2500 | 1979-1986, 1991-1995 |
|
1973-1978 GMC C/K 35 |
C/K 35 | 1973-1978 |
|
1979-1986, 1988-1995 GMC C/K 3500 |
C/K 3500 | 1979-1986, 1988-1995 |
|
1988-1996 GMC G3500 |
G3500 | 1988-1996 |
|
1973-1974, 1976 GMC Jimmy |
Jimmy | 1973-1974, 1976 |
|
1981-1990 GMC P3500 |
P3500 | 1981-1990 |
|
1987-1989 GMC R2500 |
R2500 | 1987-1989 |
|
1990-1991 GMC R2500 Suburban |
R2500 Suburban | 1990-1991 |
|
1987-1991 GMC R3500 |
R3500 | 1987-1991 |
|
1971-1975 GMC Sprint |
Sprint | 1971-1975 |
|
1987-1991 GMC V3500 |
V3500 | 1987-1991 |

Edelbrock is an aftermarket automotive company that was founded in 1938. They are known as one of the country’s best designers and manufacturers of performance parts in the industry. For decades, they have continuously retained their tradition of producing high-quality parts that helped them in cementing their reputation as one of the most iconic brands in the automotive world.
Quality Product made in the USAAll of Edelbrock’s products are manufactured in the US. This ensures that they would be able to maintain their standards and fully utilized the craftsmanship known for American made products. They use some of the most advanced manufacturing tool available and has facilities located in six locations across the state. This includes North Carolina, California, and Mississippi.
Performance-oriented PartsThe company offers various products such as engine components like intake manifolds, carburetors, fuel injection systems, camshafts, and performance adders, including Nitrous oxide systems and more. Since day one, the company has continuously expanded itself to provide its customers more innovative products. As of today, they have partnered with other performance brands making them the go-to company of people who want to have the best of everything.
Purchase Edelbrock at Vivid RacingIf you want quality proven parts for your vehicle that would help it perform better, then Edelbrock is the brand for you. They have been manufacturing performance parts for more than 80 years and have perfected their craft through years of experience, participating in various motorsport events. To know more about Edelbrock, visit Vivid Racing and check out their list of products that would fit your specific requirement.