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  3. HOLLEY R-4654-1A

HOLLEY R-4654-1A Nos Choke Thermostat Stove Carburetor 70-72 V-8 2210 2BL

fits model: 360. make: Mopar.

R-4654-1a Holley Nos Mopar Choke Thermostat Stove 70-72 360 V-8 2210 2bl Carburetor

( Brand: Holley ), ( Manufacturer Part Number: R-4654-1A ), ( Type: Carburetor ), ( Features: Choke Thermostat ), ( Material: Automatic ), ( Universal Fitment: No ), ( Vintage Part: Yes ), ( Country Of Origin: United States )

Review HOLLEY Nos Mopar Choke Thermostat Stove 70-72 V-8 2bl Carburetor fits 360

The Holley R-4654-1A NOS Mopar Choke Thermostat is a vital component for the proper functioning of your 1970-1972 360 V-8 Mopar engine with a 2210 2BL carburetor. This thermostat, manufactured by Holley Performance Products, is specifically designed to meet the unique requirements of these classic Mopar vehicles.

This thermostat's primary role is to regulate the engine coolant temperature, ensuring optimal engine performance and longevity. It is designed to open at a specific temperature, allowing coolant to circulate through the engine, maintaining an ideal operating temperature. During colder startup conditions, the thermostat remains closed, allowing the engine to warm up more efficiently before coolant begins to flow.

The Holley R-4654-1A is a choke thermostat, meaning it is designed to work in conjunction with the vehicle's choke system. This feature is essential for cold-weather starting, as it allows the engine to reach a higher temperature faster, improving the chances of a successful start.

This thermostat is manufactured to meet the strictest quality standards, ensuring a reliable and long-lasting component for your vehicle. It is made from high-quality materials, including a durable stainless steel housing and a temperature-sensitive gasket. The gasket is designed to maintain a tight seal, preventing coolant leaks and ensuring proper temperature regulation.

The Holley R-4654-1A NOS Mopar Choke Thermostat is an easy-to-install component. It simply slides into place in the engine's coolant system, requiring no special tools or extensive mechanical knowledge. However, it is always recommended to consult your vehicle's service manual for specific installation instructions to ensure a proper fit and function.

In conclusion, the Holley R-4654-1A NOS Mopar Choke Thermostat is an essential component for the optimal performance and longevity of your 1970-1972 Mopar 360 V-8 engine with a 2210 2BL carburetor. Its ability to regulate engine temperature and work in conjunction with the choke system makes it an indispensable addition to your vehicle's cooling system. With its high-quality construction and easy installation, this thermostat is a must-have for any serious Mopar enthusiast.

The Holley R-4654-1A NOS Mopar choke thermostat is designed for use with 70-72 Mopar 360 V-8 2210 2BL carburetors. This thermostat plays a crucial role in the engine's heating system, controlling the flow of coolant to the engine and the carburetor choke. Here are some potential pros and cons of buying this particular thermostat:

Pros:

1. Designed specifically for Mopar 360 V-8 engines, ensuring a precise fit and proper function.

2. NOS (New Old Stock) designation indicates that this thermostat is a new, original part, ensuring authenticity and reliability.

3. Properly functioning thermostat can improve engine performance by ensuring optimal engine temperature and proper carburetor choke operation.

4. Made by Holley, a reputable and trusted brand in the automotive aftermarket.

Cons:

1. This thermostat may be more expensive than aftermarket or generic alternatives.

2. Installation may require some mechanical skill and knowledge, especially for those unfamiliar with engine heating systems.

3. If the thermostat fails or malfunctions, it could potentially cause engine damage or poor performance.

Ending Conclusion:

The Holley R-4654-1A NOS Mopar choke thermostat is a high-quality, authentic part designed specifically for use with Mopar 360 V-8 engines. While it may be more expensive than some alternatives, the benefits of proper engine temperature control and reliable carburetor choke operation make it a worthwhile investment for those seeking authenticity and performance.

Recommendation:

If you are in need of a replacement thermostat for your Mopar 360 V-8 engine and are seeking authenticity and reliability, the Holley R-4654-1A NOS Mopar choke thermostat is a solid choice. However, if you are on a tight budget, you may want to consider aftermarket or generic alternatives. Regardless of your decision, make sure to follow proper installation procedures to ensure the best possible performance and longevity.

Details:

NOS Holley Mopar Choke Thermostat #R-4654-1A. The catalog I have says its for a 70-72 small block engine with Holley 2-barrel 2210 model carb. It may fit some other Mopar Holley 2 barrel applications.

part #: r46541a prices

  • $26.95-$229.99

specifications carbcoon:

  • for models: 360
  • for makes: Mopar
  • brand: Holley
  • mpn: R-4654-1a
  • type: Carburetor
  • features: Choke Thermostat
  • material: Automatic
  • universal fitment: No
  • vintage part: Yes
  • country of origin: United States

seller carbcoon:

  • rating: 100.0%
  • city: Eagle Point, Oregon
  • # reviews: 2661

shipping carbcoon:

  • service: USPS Ground Advantage
  • transit: 4-10 Days
  • class: Standard
  • cost: $6.50
  • type: Fixed
  • carrier: USPS

returns carbcoon:

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

offer carbcoon:

  • started: March 15, 2026
  • availability: In Stock
  • quantity: 1
  • sold: 0
  • options: Ship-to-home

general carbcoon:

  • Car Truck Parts Accessories > Air Fuel Delivery > Carburetors
  • condition: New

payments carbcoon:

  • credit card: Diners-club
  • wallet: Apple-pay
  • other
for models: 360, for makes: mopar, type: carburetor, features: choke thermostat, universal fitment: no, vintage part: yes, country of origin: united states,
category: auto parts > car truck parts accessories > air fuel delivery > carburetors, material: automatic, sku: 10502186012050723,

Holley R-4654-1A Is Similar To:

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5 offers $26.95–$229.99 USD
  • Offer #1: $26.95 price + $0.00 shipping estimate = $26.95* total. If any manufacturer warranty exists, it is between you and them. Application Guide: HOLLEY 2-BBL , 2245.FREE SHIPPING
  • Offer #2: $185.00 price + $0.00 shipping estimate = $185.00* total. God Bless! Shelf: 16C.FREE SHIPPING
  • Offer #3: $229.99 price + $30.00 shipping estimate = $259.99* total. Rochester OEM #s. This is a 2 barrel Holley carburetor.+$30.00 shipping
  • Offer #4: $27.50 price + $6.50 shipping estimate = $34.00* total. It may fit some other Mopar Holley 2 barrel applications NOS Holley Mopar Choke Thermostat #.+$6.50 shipping
  • Offer #5: $89.99 price + $24.80 shipping estimate = $114.79* total. All parts are used unless stated otherwise. 1970 s Dodge Plymouth Chrysler V8 used original Holley list r6454 2 barrel carburetor CORE TO REBUILD.+$24.80 shipping

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