mechanical fuel pump no return line factory

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  • Mechanical Fuel Pumps

    JEGS carries a complete line of mechanical fuel pumps at everyday low prices ready to ship. Choose from Holley, BG, Carter, Edelbrock and more Save 10 off 299, 25 off 599, 45 off 999, 100 off 1899 Orders

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  • Can I cap-off return line from fuel pump?

    2014-4-30 · There are thousands of Webers that have been installed on cruisers of the past 30 years with no fuel pump failures. I've sold a couple thousand carbs that were going on 40's with the pancake fuel pump. If there was an issue I would have known about it. Some early cruisers used the same pancake fuel pump from the factory with no fuel return line.

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  • 1987-1995 Jeep Wrangler YJ Fuel Lines, Fuel Pumps & Fuel ...

    This means both quality fuel and components - fuel filters, filler hoses and fuel tank straps - that can take a beating. 4WD.com has the top-shelf parts you need - no second-rate bargains here - to ensure your YJ fuel lines are ready to take on the world. Maximize Fuel Efficiency With Filters and Pumps

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  • FUEL PERFORMANCE

    FUEL PERFORMANCE specializes in Fuel Pump Kits for Automotive, Automotive Performance, Motorcycles, Scooters, ATV, UTV, Tractor Watercrafts & Snowmobiles. At Fuel Performance we provided Fast Efficient Service making any transaction Quick & …

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  • 225 V6 Fuel Pump

    2018-8-28 · Looked at one the other with undersea tank and no return line to the tank but the pump had the return port on it. Think it's a bubble flare deal coming out of the pump. The owner just had a piece of rubber fuel line coming off it it and plugged that with a bolt stuffed into the rubber line …

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  • How to Install Fuel Pressure Regulators for Carburetors

    2019-12-20 · A dead-head regulator doesn’t use a return line and therefore there is no fuel redirected back to the fuel tank. The lack of a return line helps decrease installation costs but it can also limit the performance capabilities. These regulators come in a variety of styles and typically regulate fuel pressures in the 1-9 psi range.

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  • Mechanical vs. Electric Fuel Pump???

    2010-1-8 · My set-up is as follows, stock tank with a small rear sump welded in and i take fuel from the rear of the tank, so acceleration forces the fuel directly into my fuel line, currently running a stock 3/8 steel fuel line into a carter 172 mech pump, no regulator and I use a y block to go from -8 out of the pump to 2) …

    Get Price
  • How a fuel pump works

    A mechanical fuel pump is driven by the camshaft, or by a special shaft driven by the crankshaft.As the shaft turns, a cam passes under a pivoted lever and forces it up at one end. The other end of the lever, which is linked loosely to a rubber diaphragm forming the floor of a chamber in the pump…

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  • Fuel Pump Pressure: Factors That Affect Optimal Flow

    2017-9-1 · The volume of fuel flowing through the return line will drop as engine speed increases because more fuel is flowing through the injectors. Right Replacement Pump Many parts suppliers list flow rates for their fuel pumps, but the rates don’t necessarily correspond to the actual fuel flow rates on a vehicle because the pumps …

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  • How to Replace Your Car's Mechanical Fuel Pump

    2019-2-24 · Disconnect the fuel tank hose at the fuel pump and plug the hose with a bolt or wooden dowel to keep any fuel from flowing out. Also, disconnect the vapor-return hose if the vehicle is equipped with one. Be sure to wipe up any gas that spills. Carefully examine the old fuel hose; if it is frayed or cracked, replace it with new fuel line …

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  • Holley fuel pump, return line or not to return line ...

    2010-7-16 · Holley fuel regulator, one side feeds carb 750 Holley, other side feeds liquid filled fuel pressure gauge. I bought the car 3 yrs ago, been running the fuel pump this way ever since. Lately my fuel pump started to leak between the elctrical pump and the vain rotor housing. I'm thinking to much resistance on it because of no return line.

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  • Carter Mechanical Fuel Pumps - Engineered in USA

    These pumps are state-of-the-art in circle track and drag racing applications. Machined from 6061-T6 aluminum on CNC machines, they feature a 3-valve design that provides simplified operation and high flow characteristics. The reinforced diaphragms are actuated by heat-treated, channeled levers, while fuel inlet and outlet feature -8 and -10 AN ...

    Get Price
  • Fuel Return Line - Is it Needed?

    2015-12-27 · 3,636 Posts. #4 · Jun 17, 2013. You don't really 'need' a return; but the car will work better if it has one, on the street. The fuel pump pressurizes fuel to send it to the carb. If the engine isn't using much fuel (sitting still idling for example) the fuel in the line will be mostly just sitting there, getting hot.

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  • Mechanical vs. Electric Fuel Pump???

    2010-1-8 · My set-up is as follows, stock tank with a small rear sump welded in and i take fuel from the rear of the tank, so acceleration forces the fuel directly into my fuel line, currently running a stock 3/8 steel fuel line into a carter 172 mech pump, no regulator and I use a y block to go from -8 out of the pump to 2) …

    Get Price
  • Cummins PT pump diagnostic - Oregon Fuel Injection

    2020-7-17 · 4. Fuel supply line restriction between the fuel pump and the injectors 5. Air in the fuel system 6. Air intake system restriction 7. PT fuel pump AFC operation is malfunctioning or no air setting on the fuel pump is not set correctly EUGENE 4036 West 1st Ave. Eugene, OR 97402 (541) 485-1434 www.oregonfuelinjection.com Oregon Fuel Injection

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  • THE CARBURETOR SHOP Troubleshooting

    2017-6-29 · Mechanical fuel pumps have a check valve which prevents fuel from moving back to the fuel tank. The problem is as follows: (1) After the engine is switched off, heat from the engine heats the fuel in the fuel line. (2) The expanding fuel (increased volatility) creates pressure in the fuel line from the pump to the carburetor.

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  • How a fuel pump works

    A mechanical fuel pump is driven by the camshaft, or by a special shaft driven by the crankshaft.As the shaft turns, a cam passes under a pivoted lever and forces it up at one end. The other end of the lever, which is linked loosely to a rubber diaphragm forming the floor of a chamber in the pump…

    Get Price
  • mechanical fuel pump has three inlets, what's the extra for?

    2009-3-12 · I've got a mechanical fuel pump that came on the crate roller motor i've got. It's got the typical inlet on the left and right side. I know the inlet on the left is supply from the gas tank, and the outle on the right is the out to the carb. however, here is the kicker, it's got another inlet on the right side right above the line that goes to the carb.

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  • Cummins Fuel Fuel System - The Cummins Lift Pump

    The Bosch P7100 is the King of Injection Pumps. Cummins Fuel Fuel System - The Cummins Lift Pump. This article is number one in a six part series on the Cummins fuel system (1994 to 1998 equipped with the P pump). This applies to the Cummins 5.9 and 8.3 diesel, as they share the same lift and injection pump.

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  • How To Add a Return Fuel Line The Right Way

    2018-7-9 · Adding a return fuel line is an essential part of your electronic fuel injection installation.EFI systems require a return line to move unneeded fuel from the fuel injection system back to the fuel tank. This process of cycling fuel from the tank to the injectors …

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  • Chev 350 mechanical fuel pump - 3rd vapor return line ...

    2013-3-21 · Keep the 3 line system. The main point of it is to keep the fuel moving so that it can't pick up as much heat and cause vapor lock. If you are forced into a no-return type pump then use the OE fuel filter for a full size Jeep Cherokee with a 360 (try '79 as a jumping-off point) as they have the return line …

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  • is there a return fuel line in carb setup?

    2006-10-17 · Actually, a good carb setup does use a return line. Even my carbed 84 has a factory return line from the pump.. you dont always NEED it, but circulating cooler fuel to the carb is always a …

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  • Chevy P-30 Chassis Vapor Lock Fix 1984

    2011-4-27 · measured at the mechanical pump inlet (see Figure A7-7-2). Best success was obtained with the Holley Fuel Pump (No. 12-802) that includes a regulator and has ample this engine (see Fgure A7-7-3) The requirements for the 454 engine at wide-open ihrottle are gallons per hour at 2 PSI minimum and 3 PSI maximum. If fuel line lengths or routängs Create

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  • Will a fuel return line stop vapor lock

    2012-1-27 · The engine is not flooded it just seems not to be getting any gas. I have a 454 with a stock fuel pump a holley 650 double pumper. The gas tank I replaced had no return line and the car had no return lines also. Do you think by running a return line will solve this problem? I am not sure that you can even put a return line fitting in the fuel cell.

    Get Price
  • Mechanical Fuel Pumps

    JEGS carries a complete line of mechanical fuel pumps at everyday low prices ready to ship. Choose from Holley, BG, Carter, Edelbrock and more Save 10 off 299, 25 off 599, 45 off 999, 100 off 1899 Orders

    Get Price
  • Fuel Pump Pressure: Factors That Affect Optimal Flow

    2017-9-1 · The volume of fuel flowing through the return line will drop as engine speed increases because more fuel is flowing through the injectors. Right Replacement Pump Many parts suppliers list flow rates for their fuel pumps, but the rates don’t necessarily correspond to the actual fuel flow rates on a vehicle because the pumps …

    Get Price
  • Fuel pump selection for LS based engines and EFI ...

    2018-5-22 · Walbro GSL-392 In line fuel pump – the most common choice for factory LS swaps up to mild mod engines. 255L of flow and based off of the OEM design for corvette. Features 10mm x 1.0 inlet and outlets so be sure to grab the adapter fittings found on our website. Walbro GCA-758 In Tank fuel pump …

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  • IDENTIFICATION FOR PIPING AND EQUIPMENT

    2011-6-14 · Fuel Oil Return FOR Fuel Oil Supply FOS High Pressure Condensate HPC ... CWP condenser water pump RF return fan ... most piping and ductwork. In exposed areas, including mechanical equipment rooms and labs with no ceilings, paint un-insulated pipe and ductwork the same color as the background ceiling. Insulated pipe and ductwork does not ...

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  • Carter Fuel Pumps - Engineered in USA

    Carter fuel pumps deliver OE fit, form and function through a broad line of made in America pumps and accessories for the professional installer. Carter is a leading manufacturer of complete fuel system solutions for industrial, off-road, marine, agriculture, automotive, RV and commercial vehicle markets.

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  • Checking a mechanical fuel pump

    If fuel spurts out, there is a carburettor fault (See Checking and cleaning an SU carburettor).If no fuel, or only a dribble, emerges, either there is a blockage or leak somewhere in the fuel line (See Checking fuel pipes) or the fuel pump is not working. Some pumps …

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  • Mechanical Fuel Pump return port. - The BangShift.com

    2011-3-7 · Re: Mechanical Fuel Pump return port. I actually still have a minor concern about vapor lock now that I removed the pusher pump at the tank and replaced it with a puller pump at the engine (though lower than the gas tank) because I have one spot where the fuel line goes over the frame to behind the cross member that gets close to the header.

    Get Price
  • Carter Mechanical Fuel Pumps - Engineered in USA

    These pumps are state-of-the-art in circle track and drag racing applications. Machined from 6061-T6 aluminum on CNC machines, they feature a 3-valve design that provides simplified operation and high flow characteristics. The reinforced diaphragms are actuated by heat-treated, channeled levers, while fuel inlet and outlet feature -8 and -10 AN ...

    Get Price
  • 225 V6 Fuel Pump

    2018-8-28 · Looked at one the other with undersea tank and no return line to the tank but the pump had the return port on it. Think it's a bubble flare deal coming out of the pump. The owner just had a piece of rubber fuel line coming off it it and plugged that with a bolt stuffed into the rubber line …

    Get Price
  • Page 21 - Air and Fuel Delivery - Cad Company Online Catalog

    2020-2-18 · w or w/o return line fitting. Chrome Mechanical Fuel Pump AF51210 175.00 Chrome, rated at 80 GPH. High Performance Mechanical Fuel Pump AF51230 255 Supports up to 550 HP, Made in USA. Racing Mechanical Fuel Pump AF51250 375 Supports up to 1100 HP, Made in USA. Adjustable Fuel Pressure Regulator AF54010 55.

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  • Cummins PT pump diagnostic - Oregon Fuel Injection

    2020-7-17 · 4. Fuel supply line restriction between the fuel pump and the injectors 5. Air in the fuel system 6. Air intake system restriction 7. PT fuel pump AFC operation is malfunctioning or no air setting on the fuel pump is not set correctly EUGENE 4036 West 1st Ave. Eugene, OR 97402 (541) 485-1434 www.oregonfuelinjection.com Oregon Fuel Injection

    Get Price
  • Mechanical vs. Electric Fuel Pump???

    2010-1-8 · My set-up is as follows, stock tank with a small rear sump welded in and i take fuel from the rear of the tank, so acceleration forces the fuel directly into my fuel line, currently running a stock 3/8 steel fuel line into a carter 172 mech pump, no regulator and I use a y block to go from -8 out of the pump to 2) …

    Get Price
  • In-Tank Fuel Pump Comparison Test - Real Street Performance

    Single Nozzle Wet Kits (fuel + nitrous) Direct Port 4 Nozzle Wet Kits (fuel + nitrous) Suspension Parts. DC 94-01 Integra Suspension. Coilovers. Camber Kits. Control Arms. Sway Bars. Ball Joints.

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  • INSTALLATION INSTRUCTIONS TUNED PORT FUEL

    2017-5-12 · the fuel rail. A return line from the fuel rail takes excess, or bypass, fuel back to the vehicle tank. Your fuel pump should be mounted under the floor near the fuel tank, or inside the fuel tank. Connected to the harness power feed, the fuel pump will operate for …

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  • Fuel Delivery System Testing - Know Your Parts

    Direct injection fuel delivery systems are the most fuel efficient. Direct gasoline injection uses a conventional single-line, low-pressure fuel pump and integral pressure regulation system to supply fuel to a high-pressure mechanical fuel pump mounted on the …

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  • How To Build The Proper Fuel System For Carbureted Motors ...

    2006-4-6 · The benefits of a dynamic, return-style fuel system are longer pump life, the elimination of unwanted pressure drops, a marked increase in pump-to-horsepower ratings, and quieter pump …

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  • Carter Mechanical Fuel Pumps - Engineered in USA

    These pumps are state-of-the-art in circle track and drag racing applications. Machined from 6061-T6 aluminum on CNC machines, they feature a 3-valve design that provides simplified operation and high flow characteristics. The reinforced diaphragms are actuated by heat-treated, channeled levers, while fuel inlet and outlet feature -8 and -10 AN ...

    Get Price
  • Mechanical Fuel Pump return port. - The BangShift.com

    2011-3-7 · Re: Mechanical Fuel Pump return port. I actually still have a minor concern about vapor lock now that I removed the pusher pump at the tank and replaced it with a puller pump at the engine (though lower than the gas tank) because I have one spot where the fuel line goes over the frame to behind the cross member that gets close to the header.

    Get Price
  • Products - airtexasc.com

    From Mechanical and Electric Fuel Pumps to High-Quality Accessories. Airtex-ASC is the automotive industry’s coverage leader in the fuel delivery product category. Manufacturing 2,100+ SKUs, we cover more than 250 million vehicles in operation today with our fuel pumps and assemblies for cars, trucks, fleet and specialty vehicles.

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  • Will a fuel return line stop vapor lock

    2012-1-27 · The engine is not flooded it just seems not to be getting any gas. I have a 454 with a stock fuel pump a holley 650 double pumper. The gas tank I replaced had no return line and the car had no return lines also. Do you think by running a return line will solve this problem? I am not sure that you can even put a return line fitting in the fuel cell.

    Get Price
  • Selecting An Electric Fuel Pump Over Mechanical

    2018-3-6 · Selecting An Electric Fuel Pump Over Mechanical. For most, an electric fuel pump can be a choice of form over function, but for others, it may be the best option. I learned this very quickly on my 72 Nova when I found that most aftermarket fuel pumps had fitment issues.

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  • dt466 no fuel/no start

    2006-11-16 · Try this: may want to put a battery charger on it while doing this. I assume this has got the mechanical pump being a 1990. Follow the line from the tank to the engine, crack the line loose the first place it connects, have someone crank the engine and tighten the line when you got clear fuel, move to the next joint repeat.

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  • Jeep YJ Wrangler 4.2L Fuel Supply Issue or Vapor Lock ...

    2020-12-14 · Routed a new fuel hose to bypass mechanical pump and steel line over the engine. Same behavior. I've tried removing gas cap with no difference. I've rebuilt the carburator and noted the base gasket was just with two barrel holes and no grove on the sides to let vac flow from the port that goes to canister (I think).

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  • IDI Fuel Injection Serviceing - Oilburners.net

    2013-8-21 · Introduction. The 6.9 and 7.3 liter V-8 Ford diesel produced by International Harvester, uses an Indirect Injection fuel system, which consists of several parts, most notably of which are the Stanadyne manufactured model DB-2 rotary fuel injection pump, the steel fuel lines leading from this pumps output head, and which are connected to eight individual fuel …

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  • Amazon.com: Carter M4891 Mechanical Fuel Pump:

    Carter M4891 Mechanical Fuel Pump. Brand: Carter. 4.3 out of 5 stars. 87 ratings. | 21 answered questions. Amazon's Choice highlights highly rated, well-priced products available to ship immediately. Amazon's Choice in Automotive Replacement Mechanical Fuel Pumps …

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  • Fuel System - Cabby Info

    2020-5-17 · Fuel System. For fuel system troubleshooting & DIY guides and tips, please refer to the individual fuel system sections. Note: 'CIS' has been replaced throughout this website with 'K-Jetronic'.K-Jetronic is the system's actual name (used everywhere outside North America), which is one type of continuous injection system.

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  • Chev 350 mechanical fuel pump - 3rd vapor return line ...

    2013-3-21 · Keep the 3 line system. The main point of it is to keep the fuel moving so that it can't pick up as much heat and cause vapor lock. If you are forced into a no-return type pump then use the OE fuel filter for a full size Jeep Cherokee with a 360 (try '79 as a jumping-off point) as they have the return line …

    Get Price
  • Mechanical Fuel Pump - 73-87

    2005-9-12 · Disconnect the fuel intake and outlet lines at the pump and plug the pump intake line. On small block V8 engines, remove the upper bolt from the right front mounting boss. Insert a long bolt (3/8 in.-16 x 2 in.) in this hole to hold the fuel pump pushrod. Remove the two pump mounting bolts and lockwashers; remove the pump and its gasket.

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  • Edelbrock.com: Universal EFI Fuel Sump Kit #36031, 35-90 ...

    The unique design of the Edelbrock Fuel Sump allows it to deliver constant fuel pressure with no fuel return line, external fuel pressure regulator or fuel tank modifications. The Edelbrock Universal Fuel Sump is compatible with the existing factory fuel tank and pump and is ideal for use with aftermarket EFI systems as well as many popular ...

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  • Cummins PT pump diagnostic - Oregon Fuel Injection

    2020-7-17 · 4. Fuel supply line restriction between the fuel pump and the injectors 5. Air in the fuel system 6. Air intake system restriction 7. PT fuel pump AFC operation is malfunctioning or no air setting on the fuel pump is not set correctly EUGENE 4036 West 1st Ave. Eugene, OR 97402 (541) 485-1434 www.oregonfuelinjection.com Oregon Fuel Injection

    Get Price
  • Bosch P7100 Fuel Pump Information

    2017-4-10 · • P7100 pump starts much better in the cold due to dynamic timing and full fuel chamber • There is no mechanical advance with the P7100. Later model VP pump replaced P7100 • No automatic shut-off with VE or P7100 pumps if a fuel line breaks. Will destroy the pump. • 400 – 700 hp capable with P7100 Pump, about ¾ of that with VE Pump

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  • Symptoms of a Bad or Failing Fuel Return Hose ...

    2016-1-8 · The fuel return hose is a fuel system hose that is found on vehicles equipped with carburetors. It’s primary purpose is to return excess fuel from the carburetor to the fuel pump, however it serves other important functions as well.Aside from providing a path for excess fuel to return to the tank, the fuel return …

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  • Ultimate fuel system guide for 73-87 C10 & K10 Squarebody ...

    2019-3-24 · LS or EFI swapping your C10 K10 73 - 87 squarebody truck. This guide is for you. Tons of guys find our website when researching info on how to do new fuel lines for their squarebody 73 - 87 Chevy and GM trucks. We get asked enough times what …

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  • No Fuel to Carb: No Fuel or Very Little to Carb, Truck ...

    MHPAUTOS. Remove the fuel line into the carby and place a length of rubber hose over it and place open end into a jar, crank engine. If fuel pumping you will have a faulty needle and seat valve in the carby, if no fuel either the pump is not working, the pick up line is …

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  • What size fuel pump do I need? - help.summitracing.com

    2019-11-26 · Fuel Injection will usually be between 35-65 psi. Flow Rate vs. Pressure. Fuel pumps are usually advertised by their free flow rate. This is the flow rate with no pressure. As pressure goes up, flow rate goes down. The best way to find the flow rate at a given pressure is to check a fuel pump…

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  • Signs of a Bad Diaphragm in a Fuel Pump

    2017-10-18 · Most modern cars are equipped with electric fuel pumps that are mounted either inside the gas tank or in-line with the fuel line. Older vehicles were typically equipped with mechanical fuel pumps that mounted to the engine and used a rubber …

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