1968 Dodge M300 Radiator Hoses

Keep Your 1968 Dodge M300 in Top Shape with a Quality Radiator Hose

When it comes to maintaining or upgrading your 1968 Dodge M300, choosing high-quality parts is crucial for ensuring your vehicle stays in top shape, whether you’re tackling a repair or enhancing performance. At Advance Auto Parts, we know how important it is to find the right Radiator Hose for your M300. We currently carry a top Radiator Hose in stock that is built to last. Whether you’re replacing a damaged Radiator Hose or looking to upgrade, our selection for the 1968 Dodge M300 ensures you’ll find exactly what you need to keep your vehicle looking and performing its best.

Explore Related Parts

And while you’re here, don’t forget to check out related part categories like Oil Cooler Hoses and Serpentine and V Belts to complete your upgrade or repair project. At Advance Auto Parts, we’re proud to offer the parts and expertise to keep your 1968 Dodge M300 running smoothly and looking great.

Essential 1968 Dodge M300 Radiator Hoses

Dayco – Curved Radiator Hoses: EPDM Rubber, Standard Duty, 5.88" Long, 1" Diameter (Part No.A70637)

Curved Radiator Hoses: EPDM Rubber, Standard Duty, 5.88" Long, 1" Diameter

from

$24.99
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°F (-40°C) to +257°F (+125°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 – Straight Heater Hose: EPDM, Direct Fit, 0.625" Inside Diameter (sold by foot) (Part No.28411)

Straight Heater Hose: EPDM, Direct Fit, 0.625" Inside Diameter (sold by foot)

from

$1.99
Premium hose constructed for long service life.

Product Features:
  • Good resistance to high temperatures for extended periods of time, which prolongs service life
  • Meets SAE 20R3 Standard Wall Class D-2 requirements
  • 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
  • PLEASE NOTE: Item is priced and sold by the foot. See store for details.
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Gates – Premium Molded Heater Hose (Part No.19605)

Premium Molded Heater Hose

from

$27.49
Gates Small I.D. Molded Coolant Hose is factory-molded, OEM style hose to fit today’s smaller, tighter-fitting engine compartments. Can be used for coolant, water and air applications. Approved for marine applications.

Product Features:
  • It has all the quality features of Gates molded coolant hose and is similar to OEM specifications
  • Engineered to resist electrochemical degradation – the leading cause of hose failure
  • EPDM tube, synthetic fiber knit reinforcement, EPDM cover
  • Meets SAE 20R3 Type EC Class D-1 and D-2 specifications
  • Temperature range -40 degrees F to +275 degrees F (-40 degrees C -135 degrees C)
  • Note: Gates recommends replacing hose clamps each time a new coolant hose is installed
  • Caution: Do not use for fuel or oil transportation applications.
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Most Popular By-Pass Hose for 1968 Dodge M300s

Enhance your 1968 Dodge M300 with this popular By-Pass Hose we have in stock, for $1.99.

Gates – Straight Heater Hose: EPDM, Direct Fit, 0.625" Inside Diameter (sold by foot) (Part No.28411)

Straight Heater Hose: EPDM, Direct Fit, 0.625" Inside Diameter (sold by foot)

from

$1.99
Premium hose constructed for long service life.

Product Features:
  • Good resistance to high temperatures for extended periods of time, which prolongs service life
  • Meets SAE 20R3 Standard Wall Class D-2 requirements
  • 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
  • PLEASE NOTE: Item is priced and sold by the foot. See store for details.
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FAQs for 1968 Dodge M300 Radiator Hoses

What’s the price range for 1968 Dodge M300 Radiator Hoses?

We currently have just one Radiator Hoses for the 1968 Dodge M300 in stock: Straight Heater Hose: EPDM, Direct Fit, 0.625" Inside Diameter (sold by foot) and it costs $1.99.

Does Advance Auto Parts sell Radiator Hoses for other Dodge M300 model years?

Yes, we carry Radiator Hoses for 4 model years of Dodge M300s between 1969 and 1974. The following model years are the most popular for Radiator Hose purchases: 1974, 1972, 1971, 1970, and 1969.

Does Advance Auto Parts sell Radiator Hoses for any other 1968 Dodge models?

Yes. We stock Radiator Hoses for 17 other popular 1968 Dodge models. Some of the most popular are 1968 Charger Radiator Hoses, 1968 Dart Radiator Hoses, 1968 Monaco Radiator Hoses, 1968 Coronet Radiator Hoses, and 1968 Polara Radiator Hoses.

What types of Radiator Hoses do you sell for my 1968 Dodge M300?

We currently have just 1 Radiator Hose in stock for a 1968 Dodge M300, and as of 11/2/25, it is a By-Pass Hose.

Can I get help with 1968 Dodge M300 Radiator Hose orders?

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

What is your return policy for Dodge M300 Radiator Hoses?

Advance Auto Parts keeps returns simple. For new Dodge M300 Radiator Hoses and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.