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Motorad® 5511-185 Engine Coolant Thermostat

Manufacturer #5511-185

Motorad® 5511-185 Engine Coolant Thermostat

Manufacturer #5511-185

$19.66

~~$27.52~~

Save $7.86 (29%)

(11) In Stock

Get it between Thu, Aug 21 - Mon, Aug 25, 2025

E.P.A. Compliant Converters are not legal for sale or use in California or Colorado. Restrictions apply in New York and Maine.

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SKU	TZ5511185
Brand	Motorad®
Part Name	Engine Coolant Thermostat
Part	# 5511-185
Quantity Per Vehicle	1
Pack of	1
Condition	New

+ Buick
+ Chevrolet
+ Pontiac
+ Saturn

UltraStat™ Thermostats are the toughest thermostats on the market. All heavy gauge stainless steel construction provides long-life durability, as well as complete corrosion resitance. Exclusive BLVT™ Valve technology minimizes thermal shock to cooling system components.
UltraStat Thermostat-185 Degrees w/ Seal
AccuSpring™ Design for stable temperature control and increased cabin comfort
Exclusive BLVT™ Valve Technology minimizes thermal shock to cooling system components
Stainless steel thermal element for unmatched corrosion resistance and revolutionary REAX™ wax mixture provides quicker reaction time
Heavy gauge stainless steel components offer increased reliability and long-lasting durability

Bypass Length	1.89 in
Prop 65	Warning: cancer and reproductive harm - www.p65warnings.ca.gov
Bypass Diameter	1.09 in
Gasket or Seal Required	Yes
Material	Stainless steel
Sealing Flange Outside Diameter (IN)	1.72
Sealing Flange Outside Diameter (MM)	43.69
Color	Silver
Gasket Or Seal Included	Yes
Jiggle Pin Weep Hole	Yes
Start to Open Temperature (FA)	185.0
Installation Tool Included	No
Flange Thickness (IN)	0.05
Flange Thickness (MM)	1.27
Gasket Or Seal Material	Rubber
Seal Quantity	1

Shipping Policy

We ship fast so you can get on the road that much faster. Check out our Shipping Policy for more details.

Return Policy

We’re only happy if you’re happy. If you’re not entirely satisfied with your order, you may be entitled to a refund.

Warranty Policy

Right parts, guaranteed. If you find any defects, simply notify us within the warranty period, and we’ll take care of it. Check out our Warranty Policy for more details.