Tech Tips

Purpose of a Jiggle Valve on a Thermostat

The purpose of the jiggle valve is to eliminate any air that may be trapped within the cooling system and allow it to pass by the thermostat. Read More

Flushing and Filling Your Cars Radiator

Inspect your radiator and radiator hoses for rust or weak spots. If there is no rust or damage and the hoses are not cracked or collapsed, proceed. If damage is detected, take to your local, trusted car care professional.Read More

Thermal Shock Within Coolant System and How it Affects Gaskets

 Low amounts of coolant and/or debris in the radiator can lead to a loss in the ability of the cooling system to do its job. This could result in the engine overheating.Read More

GM-Specific Flushing Tip

Mixing conventional coolant, that's ethylene gycol based, with the DEX-COOL that GM vehicles are filled with before leaving the manufacturing plant will significantly reduce the length of its service interval from 5 yrs/150,000 miles to 2 yrs/30,000 miles. Read More

6 Ways To Winterize Your Vehicle

Now is the time to winterize your vehicle with these steps. Be sure to have fresh coolant in your radiator as specified in your car's owner's manual. Also, switch to a thinner oil during the frigid winter months. Inspect your battery and make sure it is keeping a charge. Read More

3 Hazards of Using an Ill-Fitting Gas Cap

A gas cap that doesn't fit right is a hazard to the owner and the environment in the following ways: 1. It allows fuel to evaporate and escape the gas tank and pollute the environment. Read More

How to Check your Thermostat in Under 5 Minutes

A bad thermostat can ruin your car’s engine, so knowing how to tell when it's faulty is important. Read More

Can Damaged Antifreeze Cause the Thermostat to Fail?

Antifreeze that has been overheated or contaminated can cause a build up of sludge, which can clog a thermostat. This can cause... Read More

Basic Cooling System Maintenance Checklist for Summer

Your cooling system is vital in keeping your engine operating properly and in good working order. Summer is the perfect time to do a check and address any issues before they become problems. Read More

Why Isn't Water an Acceptable Substitute for Antifreeze?

Water - A Short Term Substitute for AntifreezeAlthough water can be used for a very short time when antifreeze isn't available, it isn't a good long term substitute. Although it is needed as a conductor of heat, using straight water can lead to issues with rust and corrosion. Read More

How do auxiliary coolant pumps affect the vehicle operation?

Auxiliary Coolant PumpsNot all cars have auxiliary coolant pumps. Unlike water pumps, auxiliary coolant pumps are used to circulate coolant that is already warm to the heater core and sometimes to the batteries. Read More

The Importance of Refilling & Bleeding the Cooling System After Replacing a Thermostat

Cooling SystemPerforming work on the cooling system can be laborious; however, auto technicians must ensure the entire repair or replacement is completed fully. After replacing a thermostat, the technician should ensure all air pockets are removed from the cooling system. Otherwise, the vehicle will be more likely to overheat. Read More

Can the Ratio of Antifreeze to Water in an Engine Affect Its Cooling Ability?

Antifreeze and WaterWhen refilling antifreeze in a vehicle, logical reasoning suggests using more concentrated antifreeze would produce better results. Unfortunately, straight antifreeze can be detrimental to an engine. Antifreeze must be mixed with an appropriate ratio... Read More

3 Simple Facts About Advancements in Antifreeze for Today's Vehicles

AntifreezeAntifreeze comes in a variety of colors, but glycol is the active ingredient in most modern types of antifreeze. Read More

The MotoRad 733-176 Thermostat

The MotoRad 733-176 thermostat fits late model Audi, Volkswagen, and Porsche applications. It is important to note that the thermostat must be installed into... Read More

The MotoRad 737-180 Thermostat Kit

The MotoRad 737-180 thermostat kit fits late model Ford Fiesta applications. The thermostat housing for this application has two sealing areas. Read More

The MotoRad 762-189 Thermostat

The MotoRad 762-189 thermostat fits late model Mitsubishi 4 cylinder applications. To assure the complete job, MotoRad includes the correct preinstalled seal for proper fitment and sealing.  Read More

Fail-Safe Thermostats

Don’t be stranded on the side of the road because your engine overheated and your conventional thermostat failed in the closed position keeping coolant from flowing to the engine. Read More

Cooling System

The purpose of the engine cooling system is to dissipate heat generated by the combustion of fuel within the engine and maintain a favorable operating temperature to prevent damage and enhance engine efficiencies.  Read More

Functional Fuel Cap

As a vehicle owner, you can’t do much about the price of fuel, but you can make sure you are not losing fuel to the atmosphere! One of the easiest and best ways to do this is by making sure your gas cap fits and seals properly.  Read More

Installing Thermostats

Overheating will cause damage to the engine and will also burn a thermostat throughout. A proper thermostat is in the engine to control heat, which occurs from... Read More

High-Flow Thermostats

MotoRad is the only thermostat manufacturer to offer three different quality ranges for thermostats. The good thermostat meets OE Standards, while the better High-Flow MotoRad thermostat increases overall coolant flow in the engine. Read More

Thermostat Housings

If your thermostat is integrated inside of the water outlet and cannot be removed from it, it is called an integrated thermostat housing.  Read More

The MotoRad 717-200 Thermostat

The MotoRad 717-200 thermostat fits the Ford Powerstroke 6.7L diesel applications. Read More