The Edelbrock part #35980 Pro-Flo 4 EFI System for Pontiac 326-455 C.I. engines is equipped with the latest in technology and features. The EFI system comes complete with a traditional 4150-Style satin finish single plane intake manifold and 35 Lb/Hr injectors capable of 550 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 fully terminated high-quality harness with clearly labeled connections to ensure 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 measures 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 maximum performance. E-Tuner 4 features a simple and easy to use setup wizard to help you get started. Best of all, the E-Tuner 4 app is free and can be downloaded from the Google Play Store, allowing you to use your personal Android based smart phone or tablet. If you don't have a compatible device, then we also offer kits that include a 7" Android tablet with the E-Tuner 4 app pre-installed. Multiple dash displays are included to allow you to monitor engine vitals with an Android smart phone or tablet.Pro-Flo 4 does not require laptop tuning.
Technical Bulletin
Installation Instructions
Installation Instructions


This Part Fits:

Year	Make	Model	Submodel
1975	Buick	LeSabre	Custom
1984	GMC	G3500	Magnavan
1975	Oldsmobile	98	Luxury
1975	Oldsmobile	98	Regency
1975	Oldsmobile	Custom Cruiser	Base
1975	Oldsmobile	Custom Cruiser	Panel
1975	Oldsmobile	Delta 88	Base
1975	Oldsmobile	Delta 88	Royale
1958-1979	Pontiac	Bonneville	Base
1976-1979	Pontiac	Bonneville	Brougham
1959-1962	Pontiac	Bonneville	Custom
1959-1970,1978-1979	Pontiac	Bonneville	Safari
1964-1967	Pontiac	Catalina	2+2
1958-1979	Pontiac	Catalina	Base
1971-1972	Pontiac	Catalina	Brougham
1959-1979	Pontiac	Catalina	Safari
1962-1970	Pontiac	Catalina	Ventura
1958	Pontiac	Chieftain	Base
1958	Pontiac	Chieftain	Safari
1967-1970	Pontiac	Executive	Base
1967-1970	Pontiac	Executive	Safari
1967	Pontiac	Firebird	326
1968-1969	Pontiac	Firebird	350
1969	Pontiac	Firebird	350 HO
1967-1969	Pontiac	Firebird	400
1967-1979	Pontiac	Firebird	Base
1970-1979	Pontiac	Firebird	Esprit
1970-1979	Pontiac	Firebird	Formula
1967-1968	Pontiac	Firebird	HO
1968-1969	Pontiac	Firebird	Sprint
1969-1979	Pontiac	Firebird	Trans Am
1973-1975	Pontiac	Grand Am	Base
1975-1978	Pontiac	Grand LeMans	Base
1975,1977-1979	Pontiac	Grand LeMans	Safari
1962-1974,1976-1977	Pontiac	Grand Prix	Base
1975,1977	Pontiac	Grand Prix	LJ
1975-1977	Pontiac	Grand Prix	SJ
1971-1978	Pontiac	Grand Safari	Base
1971-1974	Pontiac	Grandville	Base
1975	Pontiac	Grandville	Brougham
1964-1973	Pontiac	GTO	Base
1970-1971	Pontiac	GTO	The Judge
1963-1977	Pontiac	LeMans	Base
1972-1974	Pontiac	LeMans	Luxury
1969-1970,1973-1975,1977-1979	Pontiac	LeMans	Safari
1974	Pontiac	LeMans	Safari Luxury
1970-1977	Pontiac	LeMans	Sport
1971	Pontiac	LeMans	T37
1977-1979	Pontiac	Phoenix	Base
1978-1979	Pontiac	Phoenix	LJ
1978-1979	Pontiac	Phoenix	SJ
1958-1966	Pontiac	Star Chief	Base
1958	Pontiac	Star Chief	Custom Safari
1966	Pontiac	Star Chief	Executive
1958	Pontiac	Star Chief	Super Deluxe
1958	Pontiac	Super Chief	Base
1961,1963-1970	Pontiac	Tempest	Base
1964-1965,1967-1969	Pontiac	Tempest	Custom
1970	Pontiac	Tempest	GT
1961	Pontiac	Tempest	LeMans
1961,1963-1969	Pontiac	Tempest	Safari
1960-1961,1971-1977	Pontiac	Ventura	Base
1973-1975	Pontiac	Ventura	Custom
1974	Pontiac	Ventura	GTO
1975	Pontiac	Ventura	S
1975-1977	Pontiac	Ventura	SJ