Ford F100 Fuel Tank Capacity: Gallons Explained

how many gallons is a 68 f100 fuel tank

The fuel tank capacity of a vehicle is an important specification to consider, especially for long-distance travel. The 1968 Ford F-100 is a popular truck model, and understanding its fuel tank capacity is essential for owners and enthusiasts alike. In this article, we will explore the question How many gallons is a 68 F100 fuel tank? and provide insights into the fuel tank specifications of this classic vehicle.

Characteristics Values
Model F100, F250, F350
Year 1961-1972
Tank capacity 19.5 gallons
Tank type In-Cab Non-Evap
Tank material Rust-resistant steel with zinc coating
Tank features Correct shape, size, holes, ribs, and curvature
Additional items Sending unit, filler, hose, mounting straps
Fitment Confirm vehicle details for specific fitment
Customer reviews Positive mentions of quality and value for money

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The 1968 Ford F100 fuel tank is 19.5 gallons

The 1968 Ford F100 fuel tank has a capacity of 19.5 gallons. This was the standard capacity for Ford F100s manufactured between 1961 and 1972. The 19.5-gallon fuel tank is a direct replacement for the original tank, and it fits the Ford F100, F250, and F350 models from the same era.

The fuel tank is designed to meet strict OE standards, ensuring it has the correct shape, size, holes, ribs, and curvature for the vehicle. It is manufactured from high-quality rust-resistant steel with a zinc coating, which helps to prevent corrosion and ensures the tank's longevity.

The 19.5-gallon fuel tank is specifically intended for use in Ford F100 models without evaporative emissions control. It is important to note that mounting straps and sending units are typically sold separately.

While the 1968 Ford F100 is commonly associated with a 19.5-gallon fuel tank, there may be some variations depending on the specific model and its production history. Some sources suggest that Ford F100 models from 1961 to 1966 (and 1967 to 1969) were originally equipped with an 18-gallon fuel tank. However, in 1970, Ford replaced the 18-gallon tank with a larger 19.5-gallon version as a service part replacement. Therefore, if a Ford dealer or previous owner replaced the original tank after 1969, a 1968 Ford F100 may have the upgraded 19.5-gallon fuel tank.

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This is for 1961-1972 F100, F250, and F350 models

The fuel tank capacity depends on the model of the truck. For the 1961-1969 F-100, F-250, and F-350 models, the fuel tank capacity is 18 gallons. However, in 1970, Ford replaced the 18-gallon tank with a 19.5-gallon tank for the 1971 and 1972 models.

The 1972 Ford service manual lists the following fuel capacities for the F-100, F-250, and F-350 models:

  • F-100 CAB: 18 gallons
  • F-250 & F-350 CAB: 19.5 gallons
  • F-100 frame (aux): 20.25 gallons
  • F-250/F-350 (aux): 25 gallons

It is worth noting that some older Ford trucks had two tanks: emissions and non-emissions. The emissions tanks were introduced in the F-100 in the mid-1970 model year, and they featured metal lines running up and over the tank to the passenger side with a U-shape midway. Additionally, they had non-vented caps as they were vented through a charcoal canister under the right side frame rail.

The fuel tank capacity of a truck can also vary depending on the weather. For example, when the weather is hot (90 degrees+), the usable fuel capacity of a 1965 F-100's 18-gallon tank may be closer to 16-17 gallons.

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The tank is made from rust-resistant steel

The 1968 Ford F100 pickup truck is fitted with a 19.5-gallon fuel tank. This fuel tank is manufactured from high-quality rust-resistant steel, which is zinc-coated. The tank is pressure-tested for leaks and is designed to fit the vehicle seamlessly, with the correct shape, size, holes, ribs, and curvature.

The rust-resistant steel used in the construction of the fuel tank ensures the longevity of the tank and prevents corrosion. This is an important feature, as fuel tanks are constantly exposed to fuel, which can be corrosive, and road debris, such as salt and gravel, which can cause rusting. By using rust-resistant steel, the fuel tank is better protected against these elements, maintaining its integrity and safety over time.

Zinc coating is a common method of protecting steel against corrosion. The zinc acts as a sacrificial layer, meaning that even if the coating is scratched or damaged, it will still provide protection. Zinc is an effective barrier against the elements and helps to prevent the steel from coming into direct contact with corrosive substances. This coating also provides a smooth and aesthetically pleasing finish to the fuel tank.

The use of rust-resistant steel in the 1968 F100 fuel tank is a testament to the quality and durability of the vehicle. It ensures that the fuel tank can withstand the elements and provides peace of mind to owners, knowing that their vehicle is built to last. This feature is especially important for those who live in areas with harsh weather conditions or who frequently drive on salty or gravel roads.

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It is a direct replacement for the original tank

The 1968 Ford F100 pickup truck was originally equipped with a 19.5-gallon fuel tank. This fuel tank is suitable for models manufactured between 1961 and 1972. It is a direct replacement for the original tank, with the same shape, size, holes, ribs, and curvature.

The 19.5-gallon fuel tank is manufactured and tested to meet strict OE standards. It is made of high-quality rust-resistant steel with a zinc coating, ensuring durability and corrosion protection. This replacement tank is designed for Ford F100 models without evaporative emissions control.

When upgrading to this direct replacement fuel tank, it is important to note that mounting straps and sending units are sold separately. Additionally, this tank is specifically intended for use in Ford F100 pickup trucks without the EEC (Evaporative Emissions Control) feature.

This 19.5-gallon fuel tank is a popular choice for Ford F100 owners, as it offers an easy installation process and is a reliable upgrade for their vehicles. It is readily available through various retailers, ensuring convenience and accessibility for those seeking to replace their original fuel tanks with a direct and compatible alternative.

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The F100's tank is smaller than the F-250's 68-gallon option

The fuel tank capacity of a vehicle is an important consideration, affecting range and efficiency. The Ford F100 is a popular truck, and its fuel tank size has varied over the years. Early models from 1957 to 1960 had a 17-gallon tank, while the 1961 to 1972 F100s were equipped with a larger 19.5-gallon tank.

While the F100's fuel tank capacity has remained a subject of discussion, it is important to note that the F-250, another Ford truck, offers a significantly larger fuel tank option. The F-250's 68-gallon fuel tank provides a notable advantage in terms of range and fuel efficiency when compared to the F100.

The F100's fuel tank, with a capacity of 19.5 gallons, is considerably smaller than the F-250's 68-gallon option. This difference in fuel capacity translates to a significant variance in the vehicles' ranges and refueling frequencies. The F-250's larger tank allows it to travel farther on a single fill-up, reducing the need for frequent refueling stops.

Additionally, the F-250's larger fuel tank can provide improved fuel efficiency, as a larger tank means fewer fill-ups and, consequently, reduced fuel wastage. This can result in cost savings for owners over time. The F-250's 68-gallon tank is designed for the 2017-2025 Ford F-250/F-350/F-450 Powerstroke 6.7L Crew Cab Long Bed, offering a substantial upgrade in terms of fuel capacity.

In conclusion, while the F100 has a respectable fuel tank capacity, the F-250's 68-gallon option surpasses it, providing increased range, reduced refueling needs, and potentially improved fuel efficiency. This makes the F-250 a more attractive option for those seeking greater fuel flexibility and efficiency in their vehicles.

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Frequently asked questions

A 68 f100 fuel tank has a capacity of 19.5 gallons.

The 19.5-gallon fuel tank fits the 1961-1972 Ford F100, F250, and F350.

The fuel tank kit for the Ford F-100 Pickup Truck includes a 19.5-gallon in-cab non-evap tank, sending unit, filler, and hose.

The 19.5-gallon fuel tank is manufactured to OE standards, made of rust-resistant steel, and pressure-tested for leaks. It has the same shape, size, holes, ribs, and curvature as the original tank.

The 19.5-gallon fuel tank for the Ford F100 can be purchased from online retailers such as Amazon and BuyAutoParts.

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