3969946 CHEVY Upper Radiator Hose Big Block 454 Monte Carlo
fits model: 454, Monte, Carlo. year: 1970–1972.
Product Specifics
Brand
CHEVY
Manufacturer Part Number
3969946
Part Type
RADIATOR HOSE BLOCK
Country Of Origin
USA
UPC
889944183556
Review CHEVY Upper Radiator Hose Big Block 402 454.d for MONTE CARLO 454 1970–1972
Introducing the 3969946 52407 Upper Radiator Hose, specifically designed for the 1970-1972 Chevy Monte Carlo models equipped with the big block 402 or 454 engine. This replacement hose is a must-have for keeping your classic car's cooling system in optimal condition.
Crafted from premium rubber material, this upper radiator hose ensures a perfect fit and reliable performance. The hose measures approximately 22 inches in length and 1 3/8 inches in diameter, making it an ideal match for the specific application.
The 3969946 52407 Upper Radiator Hose features a reinforced design with a double-clamp system that securely attaches to the radiator and the engine. This design not only ensures a leak-free connection but also reduces the risk of hose collapse under pressure, providing better cooling system efficiency.
Manufactured to meet or exceed OEM specifications, this upper radiator hose is engineered to provide the same level of durability and reliability as the original equipment. It is also compatible with various cooling system additives and antifreeze formulas, ensuring versatility for various maintenance requirements.
Installing the 3969946 52407 Upper Radiator Hose is a straightforward process, requiring no special tools or extensive mechanical expertise. Simply remove the old hose and clamps, install the new hose, and secure it with the included clamps. The hose comes complete with all necessary hardware, making it a convenient and efficient solution for maintaining your classic Chevy Monte Carlo's cooling system.
In summary, the 3969946 52407 Upper Radiator Hose is an essential component for maintaining the cooling system of your 1970-1972 Chevy Monte Carlo with a big block 402 or 454 engine. Its premium rubber construction, reliable double-clamp design, and straightforward installation process make it an excellent choice for both professional mechanics and dedicated hobbyists alike.
Buying a (3969946) 52407 Upper Radiator Hose for a 1970-1972 Chevy Monte Carlo with Big Block 402/454 Engine
Introduction:
The radiator hose is a crucial component of a cooling system in a vehicle. If you own a 1970-1972 Chevy Monte Carlo with a big block 402/454 engine and require a new upper radiator hose, you might be considering the (3969946) 52407 part. In this article, we will discuss the pros and cons of purchasing this specific part to help you make an informed decision.
Pros:
1. OEM (Original Equipment Manufacturer): This part is a direct replacement for the original upper radiator hose on your 1970-1972 Chevy Monte Carlo.
2. Quality: As an OEM part, it is designed and engineered to meet the original specifications and performance standards of your vehicle.
3. Durability: Radiator hoses are typically designed to last for the life of the vehicle. Since this part is an OEM replacement, it may offer better durability than aftermarket alternatives.
4. Fitment: As a factory-engineered part, it should fit your vehicle perfectly and without any modifications.
5. Warranty: Most new OEM parts come with a warranty, offering peace of mind and protection against potential defects.
Cons:
1. Cost: OEM parts are often more expensive than aftermarket alternatives due to their higher production and distribution costs.
2. Availability: Depending on your location and the availability of the part from the dealership or supplier, it could take some time to receive the part.
3. Limited customization: OEM parts are designed to be a direct replacement and may not offer any additional features or customization options that aftermarket parts might provide.
Ending Conclusion:
When deciding to buy the (3969946) 52407 upper radiator hose for your 1970-1972 Chevy Monte Carlo with a big block 402/454 engine, consider the following:
1. If you prioritize the fitment and performance of an OEM part and are willing to pay a premium for it, this part is an excellent choice.
2. If you're on a budget or prefer the cost savings and customization options of aftermarket parts, you might want to consider alternative options.
3. Ultimately, the decision depends on your personal preferences, budget, and priorities for your vehicle.
Recommendation:
Based on the information provided, if you are seeking a reliable and precise fit for your 1970-1972 Chevy Monte Carlo with a big block 402/454 engine, the (3969946) 52407 upper radiator hose is a recommended choice. It offers the assurance of OEM quality, durability, and fitment, ensuring optimal cooling system performance for your vehicle.
Details:
specifications heatercoreco:
for models: 454, Monte, Carlo
for years: 1970–1972
brand: Chevy
mpn: 3969946
part type: Radiator Hose Block
country of origin: Usa
upc: 889944183556
shipping heatercoreco:
service: standard
transit: 5-10 days
class: standard
type: fixed
offer heatercoreco:
prices: $20.90–$98.07
item condition: New
sold #: 7
in stock #: 5
availability: in stock
options: ship-to-home
started: may 23, 2026
returns heatercoreco:
paid by: seller
time: 30 days
policy: returns accepted
payments heatercoreco:
wallet: google-pay
credit card: diners-club
other
seller heatercoreco:
# reviews: 631624
city: , ohio
rating: 99.5%
general heatercoreco:
category: Auto Parts > Car Truck Accessories > Air Conditioning Heating > Heater Cores
rating: 99.5% out of 100 based on 624 user ratings.
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