1. Air Conditioning & Heating - Commercial Truck Parts For Sale.
  2. sku: 8050917457009682
  3. DAYCO 70042

DAYCO 70042 Heater Hose 070964348944

70042 Dayco Molded Heater Hose

( Brand: Dayco ), ( Manufacturer Part Number: 70042 ), ( Part Type: Heater Hose ), ( Product Type: A/c Heating ), ( UPC: 070964348944 ), ( Fitment Type: Vehicle Specific ), ( Partslink Number: 7c3z18472f ), ( Compatible Make S : Ford ), ( Compatible Model S : F-250 Super Duty, F-350 Super Duty, F-450 Super Duty ), ( Product Subtype: Heater Hoses, Pipes ), ( Product Details: Hvac Heater Hose ), ( Department: Replacement )

Review DAYCO Molded Heater Hose

The Dayco 70042 Heater Hose is an essential component of your vehicle's cooling system, designed to provide reliable and efficient heating for your cabin. This heater hose is engineered to meet or exceed original equipment specifications, ensuring a perfect fit and seamless integration into your vehicle.

The hose is constructed using high-quality materials, including a flexible, abrasion-resistant cover made of ethylene propylene diene monomer (EPDM) rubber. The cover protects the hose from wear and tear caused by the harsh operating conditions under the hood. Additionally, the hose features heavy-duty, reinforced clamps that provide a secure connection to the engine and heater core. These clamps are designed to resist corrosion, ensuring a long service life.

The Dayco 70042 Heater Hose is also designed to provide superior resistance to coolant leakage. The hose features an inner layer made of synthetic rubber that is resistant to coolant degradation and swelling, reducing the risk of leaks and maintaining the integrity of the hose over time.

This heater hose is suitable for use in both gasoline and diesel engines, and it is backed by Dayco's commitment to quality and durability. Each hose undergoes rigorous testing to ensure it meets or exceeds industry standards for pressure, temperature, and leakage. And, for added peace of mind, the hose comes with a limited warranty against defects in materials and workmanship.

In summary, the Dayco 70042 Heater Hose is an essential upgrade for your vehicle's heating system. With its high-quality materials, superior resistance to leaks, and secure, reinforced clamps, this hose is engineered to provide reliable and efficient heating for your cabin, while ensuring a perfect fit and seamless integration into your vehicle's cooling system.

Dayco 70042 Heater Hose: A Detailed Analysis

The Dayco 70042 Heater Hose is a crucial component of a vehicle's cooling system, responsible for transferring coolant from the engine to the heater core. Here's a balanced assessment of this heater hose, including its pros, cons, and a concluding recommendation.

Pros:

1. High-quality construction: Dayco heater hoses are manufactured using high-quality materials, ensuring durability and resistance to leaks. They are made of reinforced rubber with a polyester reinforcement layer, providing added strength.

2. OE-quality fitment: These heater hoses are designed to fit and function exactly like original equipment (OE) hoses. This ensures a proper seal and optimal performance.

3. Temperature resistance: Dayco heater hoses can withstand extreme temperatures, making them suitable for use in various climates and weather conditions.

4. Leak-free: The hoses are designed to prevent leaks, which can save vehicle owners from potential repair costs and the inconvenience of having to deal with a malfunctioning heating system.

Cons:

1. Higher price point: Compared to some aftermarket alternatives, the Dayco 70042 Heater Hose comes with a relatively higher price tag. This may deter some budget-conscious consumers.

2. Installation: Installing a new heater hose can be a complex process that requires some mechanical knowledge and skills. For those without experience, it may be best to seek professional help to ensure proper installation.

Conclusion:

The Dayco 70042 Heater Hose is a reliable and high-quality replacement option for those in need of a new heater hose. Its OE-quality fitment, temperature resistance, and leak-free design make it an excellent choice for maintaining the heating system in your vehicle. While it may carry a slightly higher price compared to some alternatives, the benefits it offers in terms of durability and performance are well worth the investment. Ultimately, if you're looking for a dependable and long-lasting solution for your heating system, the Dayco 70042 Heater Hose is an excellent recommendation.

Details:

End 2 Inside Diameter: 0.75. Do you recognize the name on box. Are you shivering behind the wheel in winter, or sweating traffic summer. End 1 Inside Diameter: 0.56.

Do you detect the sweet smell of antifreeze in cabin or see green liquid on floor. Features: Premium parts you can rely on. Location: Heater Inlet. The finest quality at a great price.

And how do you know if you re getting the best price. Specifications: Type: Dual. Designed to keep your A/C system in top shape. Center line length : 23.

Molded Heater Hose 70042 by Dayco.

part #: 70042 prices

  • $25.89-$59.99

specifications aiconditioni:

  • brand: Dayco
  • mpn: 70042
  • part type: Heater Hose
  • product type: A/c Heating
  • upc: 070964348944
  • fitment type: Vehicle Specific
  • partslink number: 7c3z18472f
  • compatible make s : Ford
  • compatible model s : F-250 Super Duty, F-350 Super Duty, F-450 Super Duty
  • product subtype: Heater Hoses, Pipes
  • product details: Hvac Heater Hose
  • department: Replacement

returns aiconditioni:

  • time: 30 Days
  • policy: Returns Accepted
  • paid by: Seller

payments aiconditioni:

  • wallet: Google-pay
  • other
  • credit card: Diners-club

seller aiconditioni:

  • city: Rockville Centre, New York
  • # reviews: 135434
  • rating: 98.5%

general aiconditioni:

  • Commercial Truck Parts > Air Conditioning Heating > A/C Hoses Fittings
  • condition: New

offer aiconditioni:

  • options: Ship-to-home
  • sold: 0
  • availability: In Stock
  • quantity: 3
  • started: October 27, 2025

shipping aiconditioni:

  • type: Calculated
  • cost: $23.74
  • service: FedEx Ground / FedEx Home Delivery
  • carrier: FedEx
  • transit: 2-5 Days
  • class: Standard
part type: heater hose, product type: a/c heating, fitment type: vehicle specific, partslink number: 7c3z18472f, compatible make s: ford, compatible model s: f-250 super duty, f-350 super duty, f-450 super duty, product subtype: heater hoses, pipes, product details: hvac heater hose, department: replacement,
category: auto parts > commercial truck parts > air conditioning heating > a/c hoses fittings, sku: 8050917457009682,
Dayco 70042 Is Similar To:
  • (50% similar) For applications with a quick-connect end, the hose is built quick connect assembled onto it, which ensures easy and convenient installation. Location: heater outlet. This small diameter heater hose is manufactured with the knitted reinforcement and edm construction, which ensures exceptional ...(August 15th, 2019)
  • (51.4% similar) Are you shivering behind the wheel in winter, or sweating traffic summer. Do detect sweet smell of antifreeze cabin see green liquid on floor. Location: at firewall. Driver side. Do recognize name on box. How know re getting best price. Hvac heater hose w0 day by Dayco...(February 4th, 2020)
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  • (50.6% similar) Do recognize name on box. How know re getting best price. For applications with a quick-connect end, the hose is built quick connect assembled onto it, which ensures easy and convenient installation. Location: water pump to block. Specifications: hose type: dual. This small diameter heater hose is ...(March 23rd, 2020)
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  • (50% similar) Specifications: color: black contains heat shield: no protective sleeve: end 1 inside diameter: 5/1 6/2 outside 8 material: edm hose type: single. For applications with a quick-connect end, the hose is built quick connect assembled onto it, which ensures easy and convenient installation. Do ...(September 3rd, 2020)
  • (68.7% similar) And how do you know if you re getting the best price. Do you recognize the name on box. Contains protective sleeve: no. Notes: cut to fit. Location: heater to thermostat. End 2 inside diameter: 5/8. Sae specification: J20R3 class D-1, J1684 type ec. Features: designed to replace oem coolant hose. ...(August 7th, 2023)
  • (65.7% similar) Are you shivering behind the wheel in winter, or sweating traffic summer. Features: premium parts you can rely on. Hose type: single.d. Contains protective sleeve: no. End 2 inside diameter: 5/8. Sae specification: J20R3 class D-1, J1684 type ec. Small id hvac heater hose 87698 by Dayco. And how do ...(January 1st, 2025)
  • (65.7% similar) Contains protective sleeve: no. Contains heat shield: no. Sae specification: J20R3 class D-1, J1684 type ec. And how do you know if you re getting the best price. Small id hvac heater hose 87685 by Dayco. Features: premium parts you can rely on. Material: edm. The finest quality at a great price. ...(January 4th, 2025)
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5 offers $25.89–$59.99 USD
  • New. Offer #1 priced at $25.89 + $0.00 shipping estimate = $25.89* total. HVAC Heater Hose.FREE SHIPPING
  • New. Offer #2 priced at $27.81 + $26.12 shipping estimate = $53.93* total. Length: 23" Molded Heater Hose ( ) by Dayco .+$26.12 shipping
  • New. Offer #3 priced at $59.99 + $0.00 shipping estimate = $59.99* total. FORD OE, GATES CANADA, GATES, MOTORCRAFT A/C KITS, NAPA/SERVICE TOOLS-SER Heater Inlet.FREE SHIPPING
  • New. Offer #4 priced at $42.60 + $0.00 shipping estimate = $42.60* total. FREE SHIPPING
  • New. Offer #5 priced at $80.53 + $21.47 shipping estimate = $102.00* total. Unit 6 Everitt Close Experienced support team.+$21.47 shipping

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