1981 Ford LT8000 Radiator Hoses

Keep Your 1981 Ford LT8000 in Top Shape with Quality Radiator Hoses

Whether you’re repairing or upgrading your Radiator Hose, using high-quality parts is key to keeping your 1981 Ford LT8000 looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Coolant Hoses and By-Pass Hoses. Whether you’re replacing a damaged part or enhancing your truck’s style and protection, you’ll find exactly what you need to get the job done right.

Competitive Prices and Extensive Inventory

The average price for a 1981 Ford LT8000 Radiator Hose at Advance Auto Parts is around $26.69, with a range that starts at $4.79 and goes up to $55.99. With 4 options in stock from 2 trusted brands, finding the right fit is easy. Popular picks like Premium Molded Coolant Hose, Green Stripe Heavy-Duty Straight Heater Hose (Sold by foot), and Curved Radiator Hoses: EPDM Rubber, Standard Duty, 5.50" Long, .81" Diameter start at just $4.79 and offer a great balance of form and function.

Explore Related Parts

While you’re upgrading or replacing your Radiator Hose, don’t forget to check out other key components like Engine Cooling Hoses and Serpentine and V Belts. At Advance Auto Parts, we’re here to help you keep your 1981 Ford LT8000 in peak condition, inside and out.

Essential 1981 Ford LT8000 Radiator Hoses

Dayco – Curved Radiator Hoses: EPDM Rubber, Standard Duty, 5.50" Long, .81" Diameter (Part No.B70876)

Curved Radiator Hoses: EPDM Rubber, Standard Duty, 5.50" Long, .81" Diameter

from

$8.99
The Dayco curved radiator hose features knitted reinforcement, a protective sleeve and a synthetic EPDM rubber construction for high-strength performance, protection against abrasion and resistance to oil, mud, salt, road debris, ozone and coolants. It can also withstand temperature variations of -40 Deg. F (-40 Deg. C) to +257 Deg. F (+125 Deg. C). The inner base tube is reinforced with knitted rayon for maximum strength and burst resistance for the life of the hose.

Product Features:
  • Meets SAE J20R4, Class D-1 requirements
  • Meets Type EC electro-chemical requirements as specified in SAE J1684, which prevents inner tube deterioration caused by the build-up of static electric charges
  • Provides excellent protection against external elements
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Gates – Premium Molded Coolant Hose (Part No.20431)

Premium Molded Coolant Hose

from

$36.99
Gates Molded Coolant Hose is manufactured to fit specific applications. Similar to OEM specifications. Approved for marine applications.

Product Features:
  • Specifically-engineered materials resist collapse under vacuum
  • Engineered to resist electrochemical degradation, the leading cause of hose failure
  • Pre-shaped to fit and ensure a perfect seal
  • EPDM tube; synthetic fiber knit reinforcement; heat, ozone- and chemical coolant-resistant EPDM cover
  • Meets the requirements of SAE 20R4, Class D2 and DIN 73411, Class A (except for tolerances)
  • Temperature range -40 degrees F to +257 degrees F (-40 degrees C to +125 degrees C)
  • Note: Gates recommends replacing clamps and connectors each time a new cooling hose is installed.
  • Caution: Do not use for fuel or oil transfer applications
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Gates – Green Stripe Heavy-Duty Vulco-Flex Coolant Hose (Part No.26522)

Green Stripe Heavy-Duty Vulco-Flex Coolant Hose

from

$55.99
Heavy-duty flexible hose designed to replace straight or curved coolant hoses. The benefit is maximum coverage with minimum inventory. Hose inside diameter remains constant from end to end. No convolutions inside hose so tube is smooth, allowing free coolant flow. Approved for marine applications.

Product Features:
  • Engineered to resist electrochemical degradation, the leading cause of hose failure
  • Built-in steel spiral wire allows for medium sized curves without kinking or collapsing
  • EPDM tube and neoprene cover for longer life
  • The polyester fabric reinforcement takes the form of vulcanization without unnecessary stress on the connections.
  • Resistant to heat, oil and ozone
  • Meets SAE 20R5 Type EC Class D-2 specifications
  • Temperature Range: -40 Deg. F to +257 Deg. F (-40 Deg. C to +125 Deg. C)
  • Caution: Do not use for fuel or oil transfer applications
  • Caution: Do not use for fuel or oil transfer applications.
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Most Popular Coolant Hoses for 1981 Ford LT8000s

Enhance your 1981 Ford LT8000 with one of the 2 Coolant Hoses we have in stock, starting at just $36.99.

Gates – Premium Molded Coolant Hose (Part No.20431)

Premium Molded Coolant Hose

from

$36.99
Gates Molded Coolant Hose is manufactured to fit specific applications. Similar to OEM specifications. Approved for marine applications.

Product Features:
  • Specifically-engineered materials resist collapse under vacuum
  • Engineered to resist electrochemical degradation, the leading cause of hose failure
  • Pre-shaped to fit and ensure a perfect seal
  • EPDM tube; synthetic fiber knit reinforcement; heat, ozone- and chemical coolant-resistant EPDM cover
  • Meets the requirements of SAE 20R4, Class D2 and DIN 73411, Class A (except for tolerances)
  • Temperature range -40 degrees F to +257 degrees F (-40 degrees C to +125 degrees C)
  • Note: Gates recommends replacing clamps and connectors each time a new cooling hose is installed.
  • Caution: Do not use for fuel or oil transfer applications
See More

Gates – Green Stripe Heavy-Duty Vulco-Flex Coolant Hose (Part No.26522)

Green Stripe Heavy-Duty Vulco-Flex Coolant Hose

from

$55.99
Heavy-duty flexible hose designed to replace straight or curved coolant hoses. The benefit is maximum coverage with minimum inventory. Hose inside diameter remains constant from end to end. No convolutions inside hose so tube is smooth, allowing free coolant flow. Approved for marine applications.

Product Features:
  • Engineered to resist electrochemical degradation, the leading cause of hose failure
  • Built-in steel spiral wire allows for medium sized curves without kinking or collapsing
  • EPDM tube and neoprene cover for longer life
  • The polyester fabric reinforcement takes the form of vulcanization without unnecessary stress on the connections.
  • Resistant to heat, oil and ozone
  • Meets SAE 20R5 Type EC Class D-2 specifications
  • Temperature Range: -40 Deg. F to +257 Deg. F (-40 Deg. C to +125 Deg. C)
  • Caution: Do not use for fuel or oil transfer applications
  • Caution: Do not use for fuel or oil transfer applications.
See More

Best-Selling 1981 Ford LT8000 By-Pass Hoses

Upgrade your LT8000 with one of our 2 best-selling By-Pass Hoses.

Dayco – Curved Radiator Hoses: EPDM Rubber, Standard Duty, 5.50" Long, .81" Diameter (Part No.B70876)

Curved Radiator Hoses: EPDM Rubber, Standard Duty, 5.50" Long, .81" Diameter

from

$8.99
The Dayco curved radiator hose features knitted reinforcement, a protective sleeve and a synthetic EPDM rubber construction for high-strength performance, protection against abrasion and resistance to oil, mud, salt, road debris, ozone and coolants. It can also withstand temperature variations of -40 Deg. F (-40 Deg. C) to +257 Deg. F (+125 Deg. C). The inner base tube is reinforced with knitted rayon for maximum strength and burst resistance for the life of the hose.

Product Features:
  • Meets SAE J20R4, Class D-1 requirements
  • Meets Type EC electro-chemical requirements as specified in SAE J1684, which prevents inner tube deterioration caused by the build-up of static electric charges
  • Provides excellent protection against external elements
See More

Gates – Green Stripe Heavy-Duty Straight Heater Hose (Sold by foot) (Part No.28441)

Green Stripe Heavy-Duty Straight Heater Hose (Sold by foot)

from

$4.79
Heavy-duty construction assures dependable operation in truck, bus and off-road equipment heater systems. For a maintenance free connection, install with Power-Grip SB clamps. Approved for marine applications.

Product Features:
  • Green strip construction offers the best cost per mile
  • Abrasion resistant cover
  • Engineered with materials to resist electrochemical degradation
  • Reduces water loss from water permeating the hose wall and cover
  • Exceeds SAE 20R1 Type EC (Class D-1 tube and cover Standard Wall)
  • Temperature Range: -40 Deg. F to +275 Deg. F (-40 Deg. C to +135 Deg. C)
  • Note: For a maintenance-free connection, use PowerGrip SB clamps
  • Caution: Do not use for fuel or oil transportation applications.
  • PLEASE NOTE: Item is priced and sold by the foot. See store for details.
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FAQs for 1981 Ford LT8000 Radiator Hoses

What are the best-selling Radiator Hoses for 1981 Ford LT8000s?

Out of 4 Radiator Hoses that fit 1981 Ford LT8000s, the following parts are the top sellers:

What’s the price range for 1981 Ford LT8000 Radiator Hoses?

The prices of Radiator Hoses for the 1981 Ford LT8000 range from $4.79 up to $55.99 for the most premium parts.

What is the average price of a Radiator Hose for a 1981 Ford LT8000?

The average price for Radiator Hoses for the 1981 Ford LT8000 is $26.69. Keep in mind the variety of part types within our Radiator Hose category, where you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Radiator Hoses for other Ford LT8000 model years?

Yes, we carry Radiator Hoses for 6 model years of Ford LT8000s between 1982 and 1988. The following model years are the most popular for Radiator Hose purchases: 1988, 1987, 1986, 1985, 1984, 1983, and 1982.

What are the cheapest Radiator Hoses for my 1981 Ford LT8000?

The cheapest 1981 Ford LT8000 Radiator Hoses we carry are:

Does Advance Auto Parts sell Radiator Hoses for any other 1981 Ford models?

Yes. We stock Radiator Hoses for 49 other popular 1981 Ford models. Some of the most popular are 1981 Mustang Radiator Hoses, 1981 E-250 Econoline Radiator Hoses, 1981 E-350 Econoline Radiator Hoses, 1981 E-150 Econoline Radiator Hoses, and 1981 Thunderbird Radiator Hoses.

What types of Radiator Hoses do you sell for my 1981 Ford LT8000?

As of 11/2/25, these are some of the most in-demand types of Radiator Hoses for a 1981 Ford LT8000:

Can I get help with 1981 Ford LT8000 Radiator Hose orders?

Contact our customer support team by chat or phone, through the help desk page, where you can find instant answers about Ford Radiator Hoses and more.

What is your return policy for Ford LT8000 Radiator Hoses?

Advance Auto Parts keeps returns simple. For new Ford LT8000 Radiator Hoses and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.