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Crown 5014496AD Fuel Rail - Stainless Steel, Direct Fit, Sold individually
Vehicle Info Required to Guarantee Fit
$131.00
Product Details
Warranty : 1 year or 12,000-mile Crown limited warrantyAnticipated Ship Out Time : 4-5 business daysQuantity Sold : Sold individually
AC Delco 217-1637 Fuel Rail - Direct Fit, Sold individually
Vehicle Info Required to Guarantee Fit
$66.40
Product Details
Notes : Includes dampnerWarranty : 24-months or unlimited mile AC Delco limited warrantyAnticipated Ship Out Time : Same day - 1 business dayQuantity Sold : Sold individually
AC Delco 12499781 Fuel Rail - Direct Fit, Kit
AC Delco®
Part Number: AC12499781
Vehicle Info Required to Guarantee Fit
$92.44
Product Details
Warranty : 24-months or unlimited mile AC Delco limited warrantyAnticipated Ship Out Time : Same day - 1 business dayQuantity Sold : Kit
AC Delco 12571747 Fuel Rail - Natural, Direct Fit, Kit
Vehicle Info Required to Guarantee Fit
$99.91
Product Details
Warranty : 24-months or unlimited mile AC Delco limited warrantyAnticipated Ship Out Time : Same day - 1 business dayQuantity Sold : Kit
AC Delco 12574343 Fuel Rail - Direct Fit, Kit
AC Delco®
Part Number: AC12574343
Vehicle Info Required to Guarantee Fit
$81.45
Product Details
Warranty : 24-months or unlimited mile AC Delco limited warrantyAnticipated Ship Out Time : Same day - 1 business dayQuantity Sold : Kit
AC Delco 12575055 Fuel Rail - Direct Fit, Kit
AC Delco®
Part Number: AC12575055
Vehicle Info Required to Guarantee Fit
$634.11
Product Details
Warranty : 24-months or unlimited mile AC Delco limited warrantyAnticipated Ship Out Time : Same day - 1 business dayQuantity Sold : Kit
AC Delco 12597870 Fuel Rail - Chrome, Direct Fit, Kit
Vehicle Info Required to Guarantee Fit
$102.88
Product Details
Warranty : 24-months or unlimited mile AC Delco limited warrantyAnticipated Ship Out Time : Same day - 1 business dayQuantity Sold : Kit
AC Delco 17113637 Fuel Rail - Direct Fit, Sold individually
Vehicle Info Required to Guarantee Fit
$117.79
Product Details
Location : Passenger SideWarranty : 24-months or unlimited mile AC Delco limited warrantyAnticipated Ship Out Time : Same day - 1 business dayQuantity Sold : Sold individually
AC Delco 17113638 Fuel Rail - Direct Fit, Sold individually
Vehicle Info Required to Guarantee Fit
$118.93
Product Details
Location : Driver SideWarranty : 24-months or unlimited mile AC Delco limited warrantyAnticipated Ship Out Time : Same day - 1 business dayQuantity Sold : Sold individually
AC Delco 17113695 Fuel Rail - Direct Fit, Sold individually
Vehicle Info Required to Guarantee Fit
$115.21
Product Details
Location : Passenger SideWarranty : 24-months or unlimited mile AC Delco limited warrantyAnticipated Ship Out Time : Same day - 1 business dayQuantity Sold : Sold individually
AC Delco 17113696 Fuel Rail - Direct Fit, Sold individually
Vehicle Info Required to Guarantee Fit
$113.52
Product Details
Location : Driver SideNotes : Manifold production number 12574001Warranty : 24-months or unlimited mile AC Delco limited warrantyAnticipated Ship Out Time : Same day - 1 business dayQuantity Sold : Sold individually
AC Delco 217-1418 Fuel Rail - Direct Fit, Sold individually
Vehicle Info Required to Guarantee Fit
$106.03
Product Details
Location : Passenger SideWarranty : 24-months or unlimited mile AC Delco limited warrantyAnticipated Ship Out Time : Same day - 1 business dayQuantity Sold : Sold individually
AC Delco 217-1538 Fuel Rail - Black, Aluminum, Direct Fit, Sold individually
Vehicle Info Required to Guarantee Fit
$205.03
Product Details
Notes : Must also use stud fuel injection fuel rail 12557010Warranty : 24-months or unlimited mile AC Delco limited warrantyAnticipated Ship Out Time : Same day - 1 business dayQuantity Sold : Sold individually
AC Delco 217-1542 Fuel Rail - Direct Fit, Sold individually
Vehicle Info Required to Guarantee Fit
$89.02
Product Details
Location : Driver SideWarranty : 24-months or unlimited mile AC Delco limited warrantyAnticipated Ship Out Time : Same day - 1 business dayQuantity Sold : Sold individually
AC Delco 217-1556 Fuel Rail - Natural, Stainless Steel, Direct Fit, Sold individually
Vehicle Info Required to Guarantee Fit
$196.16
Product Details
Notes : 0.43 in. Fitting Thread Diameter; Port Fuel Injection Type; Gas Fuel System Type; Includes FittingsWarranty : 24-months or unlimited mile AC Delco limited warrantyAnticipated Ship Out Time : Same day - 1 business dayQuantity Sold : Sold individually
Page 1 of 3 | Showing 1 - 15 of 38 results

Fuel Rail Guides

Car Fuel Rail: Commonly Asked Questions

Summary

  • The fuel rail, which can be manufactured using stainless steel, aluminum, sheet metal, or plastic, is a high-pressure tubing that goes all the way to the top of the fuel injectors.
  • The fuel rail works pretty much like a delivery pipe or a channel, bringing high-pressure fuel to multiple injectors.
  • Causes of low fuel rail pressure include insufficient fuel supply, clogged filter, leaking or blocked fuel lines, a malfunctioning fuel pump, and a bad fuel pressure regulator or sensor.
  • High fuel rail pressure is typically caused by a defective fuel pressure regulator or sensor or a pinched or damaged fuel return line.
  • Located under the intake manifold and on the fuel rail, the sensor analyzes and monitors fuel pressure and sends signals to the onboard computer or control unit of the vehicle.
  • Once the pressure sensor malfunctions or fails, this can hinder proper fuel flow to the engine, causing weak acceleration, hard starting, stalling, reduced fuel efficiency and mileage, and overall poor engine performance.
  • Most fuel rail pressure problems and other fuel system issues can be avoided through routine maintenance such as changing the fuel filter, cleaning the throttle body, injection system, sensor, and connector regularly, as well as making sure that the fuel level does not fall below a quarter of the tank.
  • The price of a fuel rail replacement ranges from $65 to $600 per piece and about $80 to $660 for a kit, depending on the year, make, and model of the vehicle.

Fuel is pumped from the tank all the way through the internal combustion chamber, where it is mixed with air, vaporized, and burned to generate the much-needed horsepower. If the correct air-fuel ratio is not achieved or the engine is starved of the needed dose of fuel, this will surely lead to hiccups in vehicle performance. Anything that impedes the flow—a leak, a clog, or any break in the line such as a damaged fuel rail—can cause the fuel system to fail altogether.

What is a fuel rail?

The fuel rail is typically made of metal such as stainless steel and aluminum. Aside from sheet metal, the rail may also be fabricated using plastic, which reduces overall weight. This is structured in a way that it can withstand high pressures and the harsh environment under the hood.

This high-pressure tubing goes all the way to the top of the fuel injectors. In a conventional multi-point fuel injection (MPFI) engine, this tubing is mounted on the engine and bolted onto the manifold or the cylinder head. The size and shape of the fuel rail conform to the engine design and fuel delivery system of the vehicle.

What does a fuel rail do?

The fuel rail works pretty much like a delivery pipe or a channel. This tubing brings high-pressure fuel to multiple injectors. Fuel is sprayed into intake ports at high pressure. In which case, fuel must be delivered at the desired pressure of injection. As much as possible, fluctuations in pressure between individual injections should be minimized. All these make the fuel rail a critical component of the fuel system for stable fuel supply and optimum fuel efficiency.

What causes low fuel rail pressure?

The fuel rail brings fuel to the injectors after this is pulled from the tank and pushed through the fuel lines. Without enough pressure to stream the right amounts of fluid, fuel that is transferred to the cylinders will not be enough, failing to generate the needed power. This can lead to stalling, misfiring, turbo lags, unresponsive throttles, and difficulty in starting the vehicle. This will prompt the Check Engine light or other warning lights to come on and may lead to black smoke coming out the exhaust.

One of the causes of low fuel pressure is insufficient fuel supply. If you do not change the filter regularly or within the past 5,000 miles, this will be clogged with dirt and will result in restrictions to the fuel stream. With leaks on fuel lines, fluid may escape. The right amount of pressure will also not be sustained. Blockage or any form of damage will likewise make it hard for the fuel to get to the fuel rail. The drop in fuel pressure can be caused by a malfunctioning fuel pump, which fails to generate sufficient pressure, or a bad fuel pressure regulator or sensor, which fails to send the right signals for pressure control.

What causes high fuel rail pressure?

When excessive pressure is detected in the fuel rail or in other passages in the fuel system, the Check Engine light will flash and a diagnostic trouble code will be displayed after a scan. A black smoke may also be discharged from the tailpipe. Usually, this problem has little to do with the fuel pump or electrical failure. This is typically caused by a defective fuel pressure regulator or sensor. A pinched or damaged fuel return line can also lead to a rise in pressure. If the fuel filter is clogged or not installed properly, high pressure will be isolated between the filter and the pump. On the other hand, the pressure between the filter and the rail will be lower than normal since the filter does not permit a reverse flow.
 
High fuel pressure can lead to starting troubles, higher fuel consumption, and rough, uneven, or erratic idling. This may also cause spark plugs to get foul, the catalytic converter to get damaged, and oil to be diluted in case of prolonged occurrence.

What happens when the fuel rail pressure sensor fails?

This sensor is located under the intake manifold and on the fuel rail. It is considered as an engine management component as it analyzes and monitors fuel pressure at the rail. The sensor sends signals to the onboard computer or control unit of the vehicle. With this information, the control unit can figure out exactly how much fuel to feed the engine cylinders. This also helps control the timing. The right measurement and timing allows the engine to operate smoothly in varying engine speeds and loads and under different operating conditions.

Once the pressure sensor malfunctions or fails, this can hinder proper fuel flow to the engine. This will lead to a significant drop in vehicle performance—weak acceleration, hard starting, stalling, reduced fuel efficiency and mileage, and overall poor engine performance—since the fuel system cannot easily respond to the fuel demands of the engine.

How do you take good care of your vehicle’s fuel system?

Most fuel rail pressure problems and other fuel system issues can be avoided through routine maintenance. This will help catch any glitch early on. The fuel filter must be replaced yearly or after every 12,000 to 15,000 miles, or whatever is suggested on the vehicle manual. This will keep the filter from getting clogged and obstructing the fuel flow. The throttle body and injection system should be cleaned every 20,000 to 30,000 miles. The sensor must also be cleaned from time to time along with the connector. You may use alcohol or ethanol, although some would require a special cleaner. As a rule of thumb, do not let the fuel level drop below a quarter of the tank. These steps will prevent extensive damage to the fuel system and save you from costly repairs.

How much does it cost to replace a fuel rail in a vehicle?

The price of a fuel rail replacement varies depending on the vehicle specifications. Typically, you can expect to pay around $60 to $600 per piece, while a kit will set you back about $80 to $660.

You will be spending more if you purchase the replacement from the dealership and have the repair or replacement done by them. You can save some money if you shop around for the best prices from aftermarket auto parts manufacturers and suppliers. The cost of having the repair done by a local garage or an independent shop is also significantly less, although you may also opt to perform the replacement by yourself if you have the required skills.

Car Fuel Rail: Commonly Asked Questions

Summary

  • The fuel rail, which can be manufactured using stainless steel, aluminum, sheet metal, or plastic, is a high-pressure tubing that goes all the way to the top of the fuel injectors.
  • The fuel rail works pretty much like a delivery pipe or a channel, bringing high-pressure fuel to multiple injectors.
  • Causes of low fuel rail pressure include insufficient fuel supply, clogged filter, leaking or blocked fuel lines, a malfunctioning fuel pump, and a bad fuel pressure regulator or sensor.
  • High fuel rail pressure is typically caused by a defective fuel pressure regulator or sensor or a pinched or damaged fuel return line.
  • Located under the intake manifold and on the fuel rail, the sensor analyzes and monitors fuel pressure and sends signals to the onboard computer or control unit of the vehicle.
  • Once the pressure sensor malfunctions or fails, this can hinder proper fuel flow to the engine, causing weak acceleration, hard starting, stalling, reduced fuel efficiency and mileage, and overall poor engine performance.
  • Most fuel rail pressure problems and other fuel system issues can be avoided through routine maintenance such as changing the fuel filter, cleaning the throttle body, injection system, sensor, and connector regularly, as well as making sure that the fuel level does not fall below a quarter of the tank.
  • The price of a fuel rail replacement ranges from $65 to $600 per piece and about $80 to $660 for a kit, depending on the year, make, and model of the vehicle.

Fuel is pumped from the tank all the way through the internal combustion chamber, where it is mixed with air, vaporized, and burned to generate the much-needed horsepower. If the correct air-fuel ratio is not achieved or the engine is starved of the needed dose of fuel, this will surely lead to hiccups in vehicle performance. Anything that impedes the flow—a leak, a clog, or any break in the line such as a damaged fuel rail—can cause the fuel system to fail altogether.

What is a fuel rail?

The fuel rail is typically made of metal such as stainless steel and aluminum. Aside from sheet metal, the rail may also be fabricated using plastic, which reduces overall weight. This is structured in a way that it can withstand high pressures and the harsh environment under the hood.

This high-pressure tubing goes all the way to the top of the fuel injectors. In a conventional multi-point fuel injection (MPFI) engine, this tubing is mounted on the engine and bolted onto the manifold or the cylinder head. The size and shape of the fuel rail conform to the engine design and fuel delivery system of the vehicle.

What does a fuel rail do?

The fuel rail works pretty much like a delivery pipe or a channel. This tubing brings high-pressure fuel to multiple injectors. Fuel is sprayed into intake ports at high pressure. In which case, fuel must be delivered at the desired pressure of injection. As much as possible, fluctuations in pressure between individual injections should be minimized. All these make the fuel rail a critical component of the fuel system for stable fuel supply and optimum fuel efficiency.

What causes low fuel rail pressure?

The fuel rail brings fuel to the injectors after this is pulled from the tank and pushed through the fuel lines. Without enough pressure to stream the right amounts of fluid, fuel that is transferred to the cylinders will not be enough, failing to generate the needed power. This can lead to stalling, misfiring, turbo lags, unresponsive throttles, and difficulty in starting the vehicle. This will prompt the Check Engine light or other warning lights to come on and may lead to black smoke coming out the exhaust.

One of the causes of low fuel pressure is insufficient fuel supply. If you do not change the filter regularly or within the past 5,000 miles, this will be clogged with dirt and will result in restrictions to the fuel stream. With leaks on fuel lines, fluid may escape. The right amount of pressure will also not be sustained. Blockage or any form of damage will likewise make it hard for the fuel to get to the fuel rail. The drop in fuel pressure can be caused by a malfunctioning fuel pump, which fails to generate sufficient pressure, or a bad fuel pressure regulator or sensor, which fails to send the right signals for pressure control.

What causes high fuel rail pressure?

When excessive pressure is detected in the fuel rail or in other passages in the fuel system, the Check Engine light will flash and a diagnostic trouble code will be displayed after a scan. A black smoke may also be discharged from the tailpipe. Usually, this problem has little to do with the fuel pump or electrical failure. This is typically caused by a defective fuel pressure regulator or sensor. A pinched or damaged fuel return line can also lead to a rise in pressure. If the fuel filter is clogged or not installed properly, high pressure will be isolated between the filter and the pump. On the other hand, the pressure between the filter and the rail will be lower than normal since the filter does not permit a reverse flow.

High fuel pressure can lead to starting troubles, higher fuel consumption, and rough, uneven, or erratic idling. This may also cause spark plugs to get foul, the catalytic converter to get damaged, and oil to be diluted in case of prolonged occurrence.

What happens when the fuel rail pressure sensor fails?

This sensor is located under the intake manifold and on the fuel rail. It is considered as an engine management component as it analyzes and monitors fuel pressure at the rail. The sensor sends signals to the onboard computer or control unit of the vehicle. With this information, the control unit can figure out exactly how much fuel to feed the engine cylinders. This also helps control the timing. The right measurement and timing allows the engine to operate smoothly in varying engine speeds and loads and under different operating conditions.

Once the pressure sensor malfunctions or fails, this can hinder proper fuel flow to the engine. This will lead to a significant drop in vehicle performance—weak acceleration, hard starting, stalling, reduced fuel efficiency and mileage, and overall poor engine performance—since the fuel system cannot easily respond to the fuel demands of the engine.

How do you take good care of your vehicle’s fuel system?

Most fuel rail pressure problems and other fuel system issues can be avoided through routine maintenance. This will help catch any glitch early on. The fuel filter must be replaced yearly or after every 12,000 to 15,000 miles, or whatever is suggested on the vehicle manual. This will keep the filter from getting clogged and obstructing the fuel flow. The throttle body and injection system should be cleaned every 20,000 to 30,000 miles. The sensor must also be cleaned from time to time along with the connector. You may use alcohol or ethanol, although some would require a special cleaner. As a rule of thumb, do not let the fuel level drop below a quarter of the tank. These steps will prevent extensive damage to the fuel system and save you from costly repairs.

How much does it cost to replace a fuel rail in a vehicle?

The price of a fuel rail replacement varies depending on the vehicle specifications. Typically, you can expect to pay around $60 to $600 per piece, while a kit will set you back about $80 to $660.

You will be spending more if you purchase the replacement from the dealership and have the repair or replacement done by them. You can save some money if you shop around for the best prices from aftermarket auto parts manufacturers and suppliers. The cost of having the repair done by a local garage or an independent shop is also significantly less, although you may also opt to perform the replacement by yourself if you have the required skills.

Which Fuel Rail Fits Your Ride?

If you switched the engine on and yet your fully functioning pump has trouble receiving fuel, it's possible that your fuel rail has gone south. With a leaking rail, fuel won't be delivered to the injectors, which could ruin your auto's powerful performance. So in case you notice any of these signs, make sure you shop for your fuel rail replacement ASAP.

Material

One of the things you have to consider when shopping for new fuel rail is its material.

 

  • Steel: If you're on a budget, you can go for a steel fuel rail. Steel fuel rails may vary in prices, though you can find a replacement for as low as $75. Most vintage models like Mustang with V8 engines are compatible with steel fuel rails. Some experts who prefer building their own fuel rails recommend using steel because they are less susceptible to heat, leading to less fuel boiling after engine shutdown.
  • Aluminum: If you prefer driving your car in the fast lane, then go for an aluminum fuel rail. Commonly used in Toyota Supra, Toyota MR2, and Volkswagen 1.8 liter, 16 valve and 20 valve engines, aluminum rails are preferred by motorsports enthusiasts. It is perfect for medium to high horsepower applications because it can withstand pressure and extreme environments. These are often more expensive than steel fuel rails, ranging from $99 to $267.
  • Gunmetal: If you taking your truck in the outskirts of the city, you'd want to get a gunmetal fuel rail for your ride. Resistant to corrosion, steam, and other harmful chemicals, this type of fuel rail is great for engines used heavy-duty applications such as off-road driving, towing, hauling, etc. It can also be used in other race cars such as Nissan 240 SX and Chevrolet Corvette. The most expensive rail of them all, gunmetal rails usually cost around $119 to $200 and up.

 

Product Fit and Quantity Sold

Another thing you have to consider when shopping for a fuel rail is its product fit and quantity sold. These will allow you to decide if the price of the steep price of the product is worth paying for or if you can just go with cheaper ones.

 

  • Product fit: You can get OE replacements or products with direct fit. Though OE replacements are cheaper, we recommend getting products with direct fit to make sure that they're really designed for a specific engine. This can prevent having to return the rails if they do not fit your car or truck's engine.
  • Quantity sold: Instead of purchasing individual rails, choose kits. Kits often come complete with billet rails, hardware lines, regulators, and instructional guides, making installation faster and easier.

 

How to Change a Damaged Fuel Rail

With a failing fuel rail, achieving fuel efficiency within the vehicle is impossible. Fuel rails deliver fuel to the injectors-so if your vehicle has a bad fuel rail and you left it unattended, this might lead to permanent engine damage. To find out if your car's rail has a problem, watch out for these signs: frequent engine misfire, strong gas odor while the engine is running, and leaks within the system. Should any of these symptoms show, make sure you replace the broken component right away by following this guide.

Difficulty level: Moderate

Things that you'll need:

  • Flat tip screwdriver
  • 10 mm socket/ratchet and 6" extension
  • Thin head with 24mm or a 15/16" open end wrench
  • 19mm open end wrench
  • Probe
  • Lubricant (WD-40 or equivalent)
  • Catch rags

Step 1: Disconnect your battery cables. Make sure you have catch rags underneath the fuel pressure damper and regulator to catch fuel while disconnecting the fuel supply and return lines. Allow the engine to cool down before starting the process.

Step 2: Remove the valve that secures the fuel rail and all the bolts and screws that hold the rails to the engine. Take out the fuel inlet, return line, electrical connections, and other components attached to the rail. Hold the rail and pull it away from the intake manifold. Ensure that the fuel injectors come out with the rail.

Step 3: Apply the lubricant on the o-rings; afterwards, carefully push the injectors into the manifold. Install the new fuel rail; ensure that all the necessary fittings are attached. Clamp the rail in a vise to avoid damaging its covering. Torque the fuel rail's retaining bolts using the socket and wrench. (Measurement should be 6 ft.-lbs.)

Step 4: Install the fuel rail cover, connect the fuel supply and return lines, and connect the fuel damper and fuel pressure regulator vacuum lines.

Step 5: Test the entire system to ensure that everything is tightly secured. Reconnect the battery and turn on the ignition. Check all connections while the engine is running-there shouldn't be any sign of leaks.

Safety warnings and tips:

  1. Wear personal protective equipment (safety glasses, gloves, etc.) before doing the task.
  2. Make sure you have quick access to a fire extinguisher in case something goes amiss.
  3. Be sure to relieve fuel system pressure before you begin replacing the fuel rails.
  4. Check the condition of the injector o-ring seals and caps; replace if necessary.

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