1990 Mercedes-Benz 300SL Engine Cooling Parts

Essential 1990 Mercedes-Benz 300SL Engine Cooling Parts

Bosch – Auxiliary Water Pump (Part No.G305028293BOS)

Auxiliary Water Pump

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$203.61
Restore your vehicle’s cooling system to proper working order, and minimize the risk of premature failure, by installing a Bosch Auxiliary Water Pump. Bosch Auxiliary Water Pumps are designed to operate in the highly-stressful environment of today’s cooling systems. Eliminating the mechanical commutation system leaves the durability of the rotor bearings as practically the only limiting factor for service life. In addition to that, the lower number of moving parts results in significantly reduced noise.

Product Features:
  • OE Quality, reliability and service life
  • Leak-proof sealing of the drive
  • Fuel savings and reduced emissions
  • Cooling even without operation of the engine
  • CO²-reduction by optimized efficiency, speed control and reduced weight
  • Coverage of a wide hydraulic performance range
  • Reduced noise level
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Permatex – Water Pump & Thermostat RTV Silicone Gasket Maker, 0.5 OZ (Part No.22071)

Water Pump & Thermostat RTV Silicone Gasket Maker, 0.5 OZ

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$6.99
Permatex Water Pump & Thermostat RTV Silicone Gasket Maker is a noncorrosive, sensor-safe RTV silicone gasket material formulated for water pumps and thermostat housings. Permatex Water Pump & Thermostat has the highest water-glycol resistance available in an RTV silicone.

Product Features:
  • Sensor-safe, noncorrosive RTV silicone gasket material
  • Formulated specifically for water pumps and thermostat housings
  • Highest water-glycol resistance available in RTV silicone
  • Superior adhesion and flexibility
  • Can be used as a gasket maker or dressing
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Carquest Premium – Radiator Cap Tester Adapter (Part No.12552)

Radiator Cap Tester Adapter

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$14.29
Tester adapter for the MT-300 cooling system pressure testers. Professional grade test equipment to ensure an automotive cooling system is operating at the correct pressure. Made from high quality materials to ensure durability. Designed to test automotive coolant caps.

Product Features:
  • Machined metal construction
  • Works with MT-300 pressure tester
  • Tests coolant caps
  • Professional quality
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Rein – Cap-Expansion Tank (Part No.CPE0026P)

Cap-Expansion Tank

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$11.49
Rein Automotive OE Quality expansion tank caps are designed to be direct replacements for OE caps. Rein caps are designed to match or exceed the OE materials used and are produced to the highest standards to ensure long service life. Rein Automotive OE quality expansion tank caps keep the coolant system at the proper pressure just like the OE cap.

Product Features:
  • Manufactured to strict engineering standards/specifications in materials and tolerances.
  • Direct fit.
  • Meets or exceeds pressure specifications demanded by the OE manufacturer.
  • Produced by an original equipment supplier.
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Carquest Premium – Radiator (Part No.811309)

Radiator

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$889.99
Carquest Premium radiators are designed and engineered for maximum performance, using the highest-grade materials to ensure all radiators meet or exceed original equipment (O.E.) fit, form and function. Carquest Premium radiators are built by manufacturers that meet IATF 16949 certified framework, an internationally recognized proof of quality in the automotive industry. Most modern vehicles use radiators with plastic tanks and our parts are engineered with integrated ribbing to prevent damage during thermal cycling. Carquest Premium radiators are also 100% tested to ensure a durable, leak-free cooling system repair.

Product Features:
  • Thermal tested under real-life temperature simulations
  • High tensile strength aluminum for maximum crimp strength
  • Plastic tanks are engineeredáwith integrated ribbingáfor addedástrength to withstand cracks, bowing and distortion during thermal cycles
  • Thermal expansion slots extend core life and reduce failure rates by allowing improved core expansion and contraction during systematic heat cycles
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Carquest Premium – Temperature Sender With Gauge (Part No.WTC1249)

Temperature Sender With Gauge

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$18.99
Approved materials for increased durability in even the most extreme temperatures. All MotoRad Coolant Temperature Sensors are designed to meet or exceed OEM specifications at our ISO TS16949 manufacturing facilities.

Product Features:
  • 100% factory resistance calibrated to ensure precision tolerances, resulting in extremely accurate temperature for optimal performance
  • Thread Sealant and/or O-ring pre-installed on applicable sensors to ensure leak free performance
  • Brass sensor housing precision machined to meet or exceed OE thermal conductivity
  • OE precision matched thermistor position for correct output parameters
  • Extensive product testing includes salt spray, high/low temperature impact, thermal vibration, durability, static electricity, and micro tension, among other tests, to ensure all sensors meet or exceed OEM specifications.
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Meyle – Engine Cooling Fan Blade (Part No.G505066102MEY)

Engine Cooling Fan Blade

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$23.82
The Meyle Engine Cooling Fan Blade is an ideal high quality aftermarket replacement that is manufactured to meet or exceed OE specifications for fit, form, and function.

Product Features:
  • Premium aftermarket replacement
  • Provides performance and dependability
  • Manufactured to meet OE specifications
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Febi – Bilstein Thermostat Housing Cover / Water Outlet (Part No.G401139361FEB)

Bilstein Thermostat Housing Cover / Water Outlet

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$31.84
The Febi/Bilstein Thermostat Housing Cover is an ideal high quality aftermarket replacement that is manufactured to meet or exceed OE specifications for fit, form, and function.

Product Features:
  • OE style construction
  • Quality machined thread ports
  • Corrosion and rust inhibitor coated
  • Meets or Exceeds OEM Specifications
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CRP – Thermostat O-Ring (Part No.G403032487)

Thermostat O-Ring

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$2.29
Thermostat O-Ring

Mahle – A/C ACC Temp Sensor (Part No.R107526553MAH)

A/C ACC Temp Sensor

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$46.66
A/C ACC Temp Sensor

Permatex – High-Torque, High-Vibration RTV Silicone Gasket Maker, 13 OZ (Part No.82195)

High-Torque, High-Vibration RTV Silicone Gasket Maker, 13 OZ

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$26.99
Permatex Ultra Grey is specified for high torque and high vibration applications. Ultra Grey offers a sensor-safe, low odor, non-corrosive formula and is OEM specified to fit dealership warranty requirements. This high performance gasket maker meets performance specs of OE silicone gaskets and can be used on high torque and vibration applications such as valve covers, water pump, intake manifold end seals ad thermostat housings.

Product Features:
  • High torque and rigidity
  • Sensor-safe, non-corrosive formula
  • OEM specified
  • Low-odor, non-corrosive formula
  • Ideal for closed spaced bolt patterns
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Dorman – Coolant Housing/Water Outlet: With Water Outlet and O-Ring, 90 Degree Neck Angle (Part No.902-943)

Coolant Housing/Water Outlet: With Water Outlet and O-Ring, 90 Degree Neck Angle

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$43.49
This replacement engine coolant thermostat housing is engineered to match the fit and durability of the stock thermostat housing on specified vehicles. It is designed to withstand extreme temperature changes to extend service life.

Product Features:
  • Ideal replacement – this engine coolant thermostat housing directly replaces the original housing on specified vehicle years, makes and models.
  • Durable construction – this part is specifically designed to withstand extreme temperature changes and resist cracking and leaking.
  • Cost-effective and reliable – offers original manufacturer quality at lower cost than getting replacement at dealer
  • Industry-leading design – professionally engineered by the aftermarket leader in replacement thermostat housings
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Permatex – The Right Stuff: Grey, 1 Minute Gasket Maker, 10 OZ (Part No.34310)

The Right Stuff: Grey, 1 Minute Gasket Maker, 10 OZ

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$38.99
Permatex’s The Right Stuff 1 Minute Series offers the fastest return to service in just 1 minute! This leak-proof, elastomeric “Formed-in-place” material is more reliable and longer lasting than pre-cut gaskets. It is blowout resistant and protects against leaks and seepage caused by vibration and thermal expansion. The Right Stuff 1 Minute Grey is specified for high torque and high vibration applications and is formulated to meet or exceed performance standards for long-term sealability, durability and handling.

Product Features:
  • Designed to perform under higher torque loads associated with engines having closely spaced bolt patterns
  • Sensor-safe, non-corrosive, RTV silicone
  • Protects against leaks caused by vibration and thermal expansion
  • Meets performance specs of OE silicone gaskets
  • Quickly returns vehicle to service in just 1 minute
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Dorman – Radiator Fan Assembly: Single, Cost Effective And Reliable (Part No.621-310)

Radiator Fan Assembly: Single, Cost Effective And Reliable

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$183.99
This engine cooling fan assembly is precision-engineered to match the fit and performance of the stock radiator fan on specific vehicle years, makes and models. It has been rigorously tested to ensure it cools as effectively as the original part.

Product Features:
  • Ideal replacement – this engine cooling fan assembly was precision-engineered to match the fit and performance of the stock radiator fan assembly on specific vehicles.
  • Complete package – assembly is designed with the same materials and components as the original part.
  • Quality assured – motors are tested in laboratory settings to ensure performance
  • Cost effective and reliable – trustworthy manufacturing for far less than same part at the dealership
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Behr – Hella Service Visco® Engine Cooling Fan clutch (Part No.G501061335BEH)

Hella Service Visco® Engine Cooling Fan clutch

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$280.76
The Visco® clutch has the task of making the frictional connection to the fan wheel depending on the temperature, and influencing its speed. The drive torque is transferred by means of wear-free viscous friction to the fan wheel, the continuously variable speed of which is set on the basis of the operating conditions. In the case of the electrically-driven Visco® clutch, control takes place directly via sensors. Requirement-based cooling optimizes the coolant temperature, engine noise and fuel consumption.

Product Features:
  • Out of box, drop in replacements
  • Factory mounts for easy install
  • Exact fit
  • Reduced labor time
  • Higher customer satisfaction
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Carquest Premium – Radiator Cap: 20 PSI (Part No.10235)

Radiator Cap: 20 PSI

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$8.79
Crafted to meet the exact specifications set by Original Equipment Manufacturers (OEM), these products are engineered for effortless installation and removal. Constructed from premium-grade components, incorporating proper relief and vacuum valves, they ensure optimal performance even in the most demanding automotive cooling systems. Rigorously quality-tested, these components provide exceptional, out-of-the-box performance and superior durability to meet or exceed the highest standards of today’s vehicles.

Product Features:
  • Maintains proper cooling system pressure
  • Easy installation and removal
  • 100% tested to ensure proper pressure and longevity
  • Meets all OEM specifications
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Flex A Lite – Trimline Straight Blade Electric Fan (Part No.116)

Trimline Straight Blade Electric Fan

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$119.99
Trimline Straight Blade Electric Fan

Carquest Premium – Thermostat, 189 Degrees Fahrenheit (Part No.48019)

Thermostat, 189 Degrees Fahrenheit

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$45.29
Original equipment design provides exact fit and performance.

Product Features:
  • Precise fitting sealing edges prevent leakage and premature cooling.
  • Self-cleaning and self-aligning thermostat valve.
  • Stainless steel assembly and springs are engineered for long life and smooth performance.
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Mahle – MAHLE Thermostat (Part No.G400014603MAH)

MAHLE Thermostat

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$32.73
Intelligent control systems from MAHLE are used in millions of applications worldwide to provide needs-based precision temperature control. Simple, effective, and tried and tested millions of times over: thermostat inserts from MAHLE provide meticulous regulation of coolant circuits around the world up to approximately 20 m3/h, and ensure ideal operating temperatures in light vehicles, trucks, stationary engines, and also agricultural and construction machinery. Wax elements are at the heart of all MAHLE thermostats and thermostat inserts. These maintenance-free, durable elements have proved their worth in millions of applications. MAHLE, Manufactures a wide range of variants with actuating forces of between 30 N and 2,500 N, small or large displacements, and for a large number of regulation ranges within a temperature span of -20C to +130C.

Product Features:
  • OE quality and design
  • Maintenance-free, durable elements
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Febi – Rivet (Part No.Q20011324407FEB)

Rivet

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$2.02
Rivet

Delphi – Engine Coolant Temperature Sensor (Part No.TS10263)

Engine Coolant Temperature Sensor

from

$32.99
Delphi temperature sensors are built with the latest OE technology; Delphi temperature sensors use durable, one-piece design; Delphi temperature sensors are impervious to electrical noise and interference.

Product Features:
  • Delphi temperature sensors deliver accurate readings and optimal performance
  • Delphi’s one-piece design and automated production process eliminates internal connectors and failure points
  • Each sensor is electrically insulated to eliminate interference from other components in the vehicle
  • Delphi temperature sensors are impervious to electrical noise and interference
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Carquest Premium – Engine Coolant Temperature Switch (Part No.TFA1154)

Engine Coolant Temperature Switch

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$42.49
The engine coolant temperature sender, not to be confused with the engine coolant temperature sensor, is located anywhere within the engine cooling system, and contains a thermistor that changes in resistance value as the thermistors ambient temperature changes. The engine coolant temperature sender is fed 12 volts and is typically used in conjunction with a gauge in the instrument cluster to provide a visual representation of the engine coolant temperature condition.

Product Features:
  • Tin plated lead frame prevents corrosion and ensures a reliable terminal connection under adverse ambient conditions.
  • Lead frame terminal size and location determined using image dimension measuring system or 3D laser scanner.
  • Thermally conductive grease within the housing providing the most accurate temperature transfer from the engine to the thermistor.
  • Plated brass or aluminum housings to prevent housing corrosion, ensures effective heat distribution to thermal element, and ensure a secure and leak-free thread mount.
  • Computer-Aided Design (CAD), laser scanning and 3D printing – utilizing Fused Deposition Modeling (FDM) and Stereolithography (SLA) – in the connector terminal design process ensures speed-to-market and a precise connector fit guaranteed.
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Carquest Premium – Daytime Running Light Relay (Part No.RLC1001)

Daytime Running Light Relay

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$59.99
Carquest premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.
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Behr – Radiator Drain Plug (Part No.G106034117BEH)

Radiator Drain Plug

from

$8.14
Radiator Drain Plug

1990 Mercedes-Benz 300SL Engine Cooling Parts

Maybe you’re in the middle of a full rebuild of that 1990 Mercedes-Benz 300SL. Maybe you just need a couple of Engine Cooling Parts. Either way, Advance Auto Parts has 37 different Engine Cooling Parts in our inventory ranging from $2.02 to $889.99. That means you can find the exact parts or products you need to keep that 1990 Mercedes-Benz 300SL running smoothly.

Engine Cooling Parts are only as good as their brand. We stock 17 different brands to make sure you have plenty of trusted parts to choose from for your 1990 Mercedes-Benz 300SL. Permatex, Carquest Premium, and Rein are just some of the brands we stock. Search for brands you know or compare prices and reviews to help you decide!

We know you’ll find the perfect Engine Cooling Parts for your 1990 Mercedes-Benz 300SL, but don’t take our word for it – read our customer ratings and reviews and buy with confidence.

So if you’re in the market for aftermarket Engine Cooling Parts to keep your 1990 Mercedes-Benz 300SL rolling for years to come, look no further. Shop online and have your products shipped direct to your door, or pick up at the nearest Advance Auto Parts location today!

Engine Cooling Parts Brands To Make Your 1990 Mercedes-Benz 300SL Last

Simple repair, complete replacement, or a full rebuild. No matter the job, your 1990 Mercedes-Benz 300SL demands trusted brand parts and products to keep it running. Many trusted brands of Engine Cooling Parts make up Advance Auto Parts’ inventory, and all are ready to help make your 300SL the best it can be. Be sure to browse some of our top Engine Cooling Parts brands and parts.

FAQs for 1990 Mercedes-Benz 300SL Engine Cooling Parts

What are the most purchased Engine Cooling Parts for the 1990 Mercedes-Benz 300SL?

Out of 37 Engine Cooling Parts for the 1990 Mercedes-Benz 300SL, the most popular in our inventory are:
Radiator Cap: 20 PSI
from $8.79
(16)
Radiator Cap: 20 PSI
Radiator Caps
Standard Thermostat: 192 Degrees
from $25.99
(49)
Standard Thermostat: 192 Degrees
Thermostats
Radiator Cap Tester Adapter
from $14.29
This product is not rated
Radiator Cap Tester Adapter
Radiator Cap Adapters