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Mishimoto MMHOSE-GM-21U Silicone Upper Radiator Hose Chevrolet El Camino 307ci 454ci 1968-1977

(Chevrolet Camaro 1970-73, 1975-79, 2016-21, Corvette 1977-78, Impala 1971-76, Malibu 1975-77, Chevelle 1968, 1970-72, C10 Pickup 1963-66 + 49 more models)

Manufacturer

Picture for manufacturer Mishimoto

Part Number

MMHOSE-GM-21U
13 reviews
Sale Price

$73.95

In Stock (7)

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Usually delivered within 2 days

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Fitment guaranteed

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Product Details

The Mishimoto MMHOSE-GM-21U is a high-performance silicone upper radiator hose designed specifically for 1968-1977 Chevrolet El Camino models equipped with 307ci or 454ci engines. This direct-fit replacement hose provides superior heat and pressure resistance compared to standard rubber hoses, making it an ideal upgrade for both daily drivers and performance applications.

Key Features:

  • Five-layer silicone construction with heat-resistant embedded fibers for maximum durability
  • Superior heat and pressure tolerance compared to factory rubber hoses
  • Direct fit replacement for 1968-1977 Chevrolet El Camino with 307ci and 454ci engines
  • Available in black for a clean, professional appearance
  • Includes high-quality worm-gear clamps for secure, leak-free installation
  • Resistant to coolant degradation and maintains flexibility in extreme temperatures

Mishimoto silicone radiator hoses are engineered to withstand the demanding conditions of high-performance cooling systems while providing a reliable, long-lasting solution that outlasts traditional rubber hoses. The precision-fit design ensures proper routing and clearance, while the included premium clamps make installation straightforward and secure.

Products specifications

Fits

Chevrolet Camaro 1970-73, 1975-79, 2016-21, Corvette 1977-78, Impala 1971-76, Malibu 1975-77, Chevelle 1968, 1970-72, C10 Pickup 1963-66, Caprice 1971-72, El Camino 1968-77, Monte Carlo 1973-74, Nova 1973-79, K10 Pickup 1963-66 + 44 more models

Finish

Painted

Installation Difficulty

2

Color

Black

Prop 65

WARNING: Cancer and Reproductive Harm - www.p65warnings.ca.gov

Material

Silicone

TechSpec Note

22 in-lbs (2.5NM) recommended for all worm-gear clamps.--These clamps have an operating range of 18-27 in- 2-3NM.--Do not exceed the maximum torque rating of 27 in-lbs (3NM).

TechSpec Maximum Temperature Rating

330

TechSpec Material

Silicone

TechSpec Purchase Includes

(1) Silicone Hoses--(2) Worm-Gear Clamps--Mishimoto Lifetime Warranty

Install Difficulty

2

Quick and easy.......................

Piston ring compressor was much cheaper than anywhere else I found.

Great prices and quick shipping.

Fast and easy!

Very competitive price, responsive customer service, very satisfied.

Great site. Easy to locate items and they have the best prices! I will be using this site for all my custom parts.

My experience was great, was very quick to get order done.

Quick and easy. Great prices

Easy shopping

Ordering was a snap, everyone else had it on back order, please let me know if it is on back order.

Excellent.

Good price, easy to use website.

quick and easy so far

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