My Account
My Garage
Shopping Cart

Shopping Cart

0 items in your Cart
View Cart
Subtotal
Track
My Order
MY GARAGE Select Vehicle
MY GARAGE

Gates 33966 Heavy-Duty Engine Coolant Thermostat 180 Degree

Manufacturer

Picture for manufacturer Gates

Part Number

33966
10 reviews
Sale Price

$31.88

2 left at this price

delivery box

Usually delivered within 2 days

Check out with

ApplePay
Authorize Seller Badge
No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The Gates 33966 is a heavy-duty engine coolant thermostat designed for commercial trucks and buses. This 180-degree thermostat is engineered to provide precise temperature control in demanding fleet applications, maintaining optimal engine operating temperature for improved performance and fuel efficiency.

Key Features:

  • 180-degree temperature rating for heavy-duty applications
  • Designed for dual thermostat cooling systems
  • OE-quality construction for reliable, leak-free performance
  • Factory-calibrated for accurate opening and closing regardless of pressure changes
  • Includes jiggle pin for air venting during installation
  • Heavy gauge stainless steel construction for superior corrosion resistance
  • Engineered to meet the extreme demands of commercial fleet vehicles

Gates thermostats are built to OE specifications and tested to withstand the high mileage, extended idle times, and temperature extremes common in heavy-duty truck and bus applications. When replacing a thermostat, it's recommended to always install a new seal to ensure proper system operation and prevent coolant leaks.

Cross-Reference Part Numbers: NAPA 509-180, Carquest 30388, Stant 14978, Cummins 3928639

Products specifications

Design

Reverse Poppet

Flange Thickness (in)

.03

Type

Heavy-Duty Thermostat

Depth from Flange (in)

1.36

Flange Diameter (in)

1.71

Height from Flange (in)

.62

Jiggle Pin

No

Number of Check Valves

0

Temperature (F)

180

Total Height (in)

2.09

Prop 65

WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov.

Easy shopping thank you

Super quick shipping, cheapest price for brand name product, and $5 for writing review! So far I really like this company!

easy ordering

Great

Amazing prices!

Excellent pricing and fast delivery on the Aries bull bar(s).

Best price on the internet for my Cobra H&R springs, reasonable shipping, tracking number provided. Couldn't ask for more. Will definitely be back for more.

It was a pleasure to do business with Autoplocity and would definately buy from again and or recommend to anybody. Item was shipped out fast with great packaging and communication was top notch.<br><br>Thanks again!

Simply amazing prices, fast shipping, and easy to work with customer service! You can't find a better place to buy from!

Fast, Hassle free and easy

Share icon
Return Policy
Returns are easy at THMotorsports

Not happy with a purchase? No problem. We've made returning items as easy as possible. And most purchases can be returned for free for 30 days. Learn more about our Returns Policy