If the cap fails to hold the rated pressure, replace the cap. Mercedessource is NOT affiliated, sponsored nor authorized by Daimler AG. If left unchecked this can result in blown gaskets and cracked cylinders. Special Radiator Cap Only for Older Models with Cap on Radiator, Engine or Climate Control Heater not Getting Hot, Ever Had a Hard Time Getting This Cap Off? Super deals! 
It is recommended that you allow all cookies. Defective radiator caps should be replaced immediately to avoid further damage. 
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This web site needs your explicit consent to store browser cookies. This site is protected by reCAPTCHA and the Google. When the pressure reaches a predetermined threshold, the pressure pushes the valve open, allowing vapour to escape from the cooling system. Fits most models from 1973 to 1983 with cap neck located on the top of the radiator. Registered in England and Wales, Company Number 2680212, our VAT registration is 766436989. Add more products to wishlist by simply getting registered on Eurocarparts.
Look up the pressure rating specified for the vehicle and compare it with the pressure rating printed on the cap. A link to reset your password has been sent to your email address. Not all caps are created equal as Kent will point out in the video below: This is the type of radiator that will require this cap. Cure the cause, not the symptoms.
Sales Representative and Technical Support. Read our Cookie Statement to know more about the cookies we use. Sorry, we don't recognise that number plate. Replace the cap if the seals are cracked, hardened or damaged. The pressure/radiator cap is responsible for releasing excess pressure in the cooling system. If you continue browsing on our websites, you consent to the use of these cookies.
The radiator cap and expansion tank cap make sure the filling hole of the radiator and expansion tank are sealed off gastight. MotoRadradiator pressure caps are designed and manufactured in accordance with the highest auto industry standards and offer advanced features to meet aftermarket requirements. An email will be sent to you containing a link for you to reset your password. Above the line indicates enough coolant in the system; below the line indicates not enough coolant, which puts the vehicles engine at risk of overheating. There must be resistance on the spring. Euro Car Parts Limited. Mercedessource.com all rights reserved 2000 - 2022. Motoradoffers a broad line of reserve tank caps. The majority of coolant recovery tanks have a line that indicates the appropriate level for the coolant. Fits those chassis models from 1981 to 1991 that have a coolant reservoir tank ( see details below ). Download our guide with full details on the best diagnostic approach to the cooling system! Learn how to fix it yourself.
Radiator overflow tanks have a removable cap, which allows coolant to be added to the system when low. If incorrect, replace the cap. Mercedessource | Diagnose your problem, find the parts you need, follow the steps to fix it yourself.
But they do a lot more than just that. If you are an existing customer with an account please enter the email address you used when registering your account. If you are experiencing minor coolant loss on your older model that has the cap on the radiator, it may because you do not have the correct cap.
As it expands, the overflow is held in the coolant reservoir. Your order number can be found in the top right corner of your order confirmation email. You neglect the maintenance here and you WILL pay the price, Too Cold think thermostat - too Hot think a number of possible causes, R107 W123 W126 Coolant Reservoir Tank Cap 120 degrees. The radiator cap is a very important part of the engines cooling system, yet it is often overlooked when troubleshooting the system. CLICK HERE to view all. Our radiator caps offer precise pressure control and employ high-quality materials for long-lasting durability. Passenger Cars and Light Commercial Vehicles, GATES SOLUTIONS FOR HYBRIDIZATION - 27/08, GATES FLEETRUNNER HEAVY DUTY WATER PUMPS - 22/10.
The radiator cap keeps the engine cool by sealing and pressurizing the coolant inside it. Copyright 2022. If there is none, the spring has lost its force and the cap needs to be replaced.
2022 - Gates Corporation. Euro Car Parts Limited. Pressure imbalance can cause the overflow chamber to run dry and coolant to vaporise upon release, leading to localised and/or general overheating of the engine. All Rights Reserved. Always check the radiator/expansion tank when replacing a faulty cap. Diagnose your problem. Pressure test the cap with a professional pressure testing device (follow manufacturers instruction). Enter your number plate to find the right Radiator Caps for your vehicle. Visually inspect the condition of the main seal, pressure seal and return seal. This piping hot coolant is sent to the radiator to be cooled. MotoRadoffers the largest line of automotive radiator caps for use in almost every application both on and off the road. The coolant reservoir serves a dual purpose to allow room for coolant to expand and to hold reserves. If not, replace the cap. You have JavaScript disabled, JavaScript is needed to fully browse the site. Replace your old worn and weakexpansion tank cap to eliminate minor coolant loss problems.
Your radiator cap is responsible for regulating the pressure within your cars cooling system, without which your engine would quickly overheat. Be sure to check out all our current sale items. Our extensive selection includes quality, affordable caps for all makes and models of engine. This website uses cookies to bring you the best visitor experience. Watch the video below as Kent will explain the difference in caps and why you want to make sure you purchase the correct one. If an individual expansion tank is installed, which is mostly the case today, the expansion tank cap is equally important. As the engine temperature rises and the coolant heats up, it expands, which causes it to become highly pressurized. However, a malfunctioning radiator cap can result in poor coolant efficiency and eventually severe engine damage. Many of our radiator caps are available with a safety lever that locks the cap in place, and can be lifted to cause the cooling system to release pressure. Please check it's been entered correctly and try again. MotoRadradiator caps are a natural fit with our thermostat product line.
Functioning as a pressure release valve, dumping hot fluid and re-introducing cooled fluid, the radiator cap maintains the optimum pressure and temperature within the cooling system. Registered in England and Wales, Company Number 2680212, our VAT registration is 766436989. Different systems require different radiator caps, so browse our quality range to find the right cap for your car. With over 60 different caps, including 10 safety lever caps, MotoRad brand or private label, are the preferred choice of most car experts.
Find the solution. Your comments help us improve our website. Here is My Solution, Gas or Diesel Engine Runs Too Hot or Too Cold, 1982 Mercedes 240D X-Country Preparation - Radiator Inspection and Reinforcement. All Rights Reserved. It may have caused a dangerous build-up of overpressure causing bursts or cracks which ultimately lead to leakage. All Rights Reserved. We also produce specialized pressure caps that hold from zero pressure to over 30 PSI/2.2 bar, which are integrated in racing applications. Both the pressure relief and vacuum relief valve must be easy to lift and spring back after release. Cookie disclaimer If you don't allow cookies, you may not be able to use certain features of the web site.
