What kind of fuel pump does Holley use?
Holley pumps have been powering race champions, street machines, boats and more for over four decades! Supply your Holley carb or EFI with a Holley pump today! Fuel Your Passion®. It takes fuel to make power. Deliver all the fuel your engine needs with a fuel pump from the Holley family of brands!
What is the TBI code on a 1990 Chevy truck?
Consult a service manual or see below for any check engine light code definitions. You can use a late 80’s or early 90’s GM TBI definition. If you have access to a scan tool use a hook up for a 1990 350 cu. in. 5.7L Chevrolet truck. For some scan tools enter VIN 10th“L” 3rd“C” 8th“K”.
What should fuel pressure be on a TBI fuel injection system?
Fuel Pressure is critical to the operation of a fuel injection system. Always check to insure that you have the proper fuel pressure. Fuel pressure should be a constant 10 – 15 PSI on a TBI fuel injection system and is typically around 12 – 13 psi. Higher pressure than 15 psi indicates that there is an issue with the installation.
Where does the vacuum leak come from on a TBI?
There are instances where the vacuum leak is coming from the adapter plate used to attach the throttle body to the manifold. If this is the case make sure that the seal is positive between the manifold and the adapter plate; also between the adapter plate and the throttle body.
How does Holley die cast fuel pressure regulator work?
Accepts 3/8″ NPT fittings. Holley Die Cast Fuel Pressure Regulators are designed to precisely control the fuel pressure from the fuel pump to the fuel distribution system. Each Holley fuel pressure regulator is fully adjustable and regulating the fuel pressure to your engines specific needs is easy.
Where is the fuel pump located on a Holley?
A separate fuel pressure regulator must be purchased. The bracket mounting holes are untapped on the above Holley regulators. Use the supplied self-tapping screws. PUMP MOUNTING AND INSTALLATION: The pump MUST be located below and as close to the tank as possible. This is necessary to allow for an adequate fuel supply.
How much horsepower does a TBI fuel pump support?
First I start with a new Fuel pump, STOCK 75lph TBI fuel pump will only support about 230hp before the fuel pressure drops like a rock.
How to rate Holley 12-803 fuel pressure regulator?
★★★★★ ★★★★★ 4.3 Overall, average rating value is 4.3 of 5. 4.3 Quality of Product, average rating value is 4.3 of 5. 4.2 Value of Product, average rating value is 4.2 of 5. How Would You Rate The Ease Of Installation? 4.8 How Would You Rate The Ease Of Installation? , average rating value is 4.8 of 5.