If you’re in need of a powerful and versatile pressure washer, then a gas-only pressure washer is the way to go. These machines are known for their high pressure output and are perfect for tackling tough cleaning tasks, both indoors and outdoors. Whether you need to remove stubborn stains from your driveway, clean your patio furniture, or wash off the dirt and grime from your car, a gas-only pressure washer will get the job done efficiently and effectively.

One of the main advantages of a gas-only pressure washer is its portability. Unlike electric pressure washers, which are limited by the length of their power cord, gas-only pressure washers have no such restrictions. You can take it wherever you need to without worrying about finding an outlet or an extension cord. This makes them great for outdoor cleaning tasks, such as washing the exterior of your house or cleaning your deck or fence.

In addition to their portability, gas-only pressure washers are also known for their power. These machines are capable of delivering a much higher PSI (pounds per square inch) than their electric counterparts, which means they can clean even the toughest dirt and grime. Whether you’re dealing with oil stains on your concrete driveway or a layer of moss on your patio, a gas-only pressure washer will blast it away in no time.

Gas Only Pressure Washer Explained

A gas only pressure washer is a powerful cleaning machine that is designed to be used with gasoline as fuel. Unlike electric pressure washers that rely on electricity, gas pressure washers are powered by a gasoline engine. This makes them ideal for outdoor cleaning tasks where electricity may not be easily accessible or convenient.

One of the main advantages of a gas only pressure washer is its portability. Since it doesn’t require an electrical outlet, you can easily move it around and use it in different areas. This makes it perfect for tackling large outdoor cleaning projects such as cleaning decks, driveways, and patios.

5 used from $41.39
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Gas pressure washers also tend to be more powerful than their electric counterparts, making them better suited for heavy-duty cleaning tasks. They generate higher water pressure and flow rate, allowing for a more effective and efficient cleaning process. This makes them a popular choice for professionals and homeowners who need to tackle tough cleaning jobs.

However, it’s important to note that gas pressure washers require regular maintenance and care. This includes checking the oil levels, cleaning or replacing the air filter, and storing it properly when not in use. It’s also important to be cautious when using a gas pressure washer, as the powerful spray can cause injury if not handled properly.

In conclusion, a gas only pressure washer is a versatile and powerful cleaning tool that is perfect for outdoor cleaning tasks. Its portability and high cleaning power make it a popular choice for professionals and homeowners alike. However, proper maintenance and caution should be taken when using a gas pressure washer to ensure safe and effective cleaning.

Factors to Consider when Choosing a Gas Only Pressure Washer

Choosing the right gas only pressure washer can be a daunting task, as there are many factors to consider. Here are some key things to keep in mind when making your decision:

  1. Power and Pressure: One of the first things to consider is the power and pressure of the pressure washer. You’ll want to look for a model that has enough power to effectively clean the surface you’ll be using it on. Higher pressure washers are generally more effective, so it’s important to find one that meets your needs.
  2. Flow Rate: Another important factor to consider is the flow rate of the pressure washer. The flow rate determines how quickly the water is sprayed out of the nozzle. A higher flow rate can make the cleaning process faster, but it may also use more water.
  3. Durability: Gas only pressure washers are typically more durable than electric models, but it’s still important to look for a pressure washer that is built to last. Consider the materials used in the construction, such as high-quality, sturdy components that can withstand regular use.
  4. Portability: If you’ll be using your pressure washer in different locations or need to transport it frequently, portability is an important factor to consider. Look for a pressure washer with wheels and a comfortable handle for easy maneuverability.
  5. Accessories and Attachments: Some models of gas only pressure washers come with a variety of accessories and attachments that can enhance their versatility and effectiveness. Look for models that come with a range of spray nozzles, extension wands, and detergent tanks.
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Benefits of Using Gas Only Pressure Washers

Gas only pressure washers offer several distinct advantages over other types of pressure washers. Their powerful engines and high water flow rates make them ideal for tackling tough cleaning tasks. Here are some of the top benefits of using gas only pressure washers:

  1. Portability: Gas only pressure washers are typically compact and lightweight, making them easy to transport from one location to another. This portability allows you to take the pressure washer wherever it is needed, whether it’s cleaning your driveway, patio, or siding.
  2. Higher Pressure: Gas only pressure washers are known for their high pressure output, which is measured in pounds per square inch (PSI). This high pressure allows you to remove stubborn dirt, grime, and stains with ease. Whether you are cleaning a concrete surface or a vehicle, a gas only pressure washer can deliver the power needed for effective cleaning.
  3. Greater Water Flow: In addition to high pressure, gas only pressure washers also have a greater water flow rate, measured in gallons per minute (GPM). The combination of high pressure and high water flow allows you to cover larger areas quickly and efficiently.
  4. Versatility: Gas only pressure washers can be used for a wide range of cleaning tasks, from simple household chores to heavy-duty industrial applications. With the appropriate nozzle attachments, you can adjust the pressure and spray pattern to suit the specific cleaning task at hand.

Overall, gas only pressure washers offer the power, portability, and versatility needed to tackle even the toughest cleaning tasks. Whether you are a homeowner or a professional cleaner, investing in a gas only pressure washer can make your cleaning tasks faster, easier, and more efficient.

Tips for Maintaining a Gas Only Pressure Washer

Maintaining a gas only pressure washer is essential to ensure its optimal performance and longevity. Here are some tips to help you keep your pressure washer in top shape:

  1. Clean the machine after each use: After using the pressure washer, make sure to clean it thoroughly. Remove any dirt, debris, or residue from the exterior and the spray gun. This will prevent clogs and ensure that the machine remains in good condition.
  2. Check the oil regularly: Gas pressure washers have an engine that requires oil for proper lubrication. Check the oil level and condition frequently and change it as recommended by the manufacturer. This will help prolong the life of the engine and ensure smooth operation.
  3. Inspect and clean the air filter: The air filter prevents dust and debris from entering the engine. Periodically remove and clean the air filter, or replace it if necessary. A dirty or clogged air filter can affect the performance of the pressure washer.
  4. Store the pressure washer properly: When not in use, store the pressure washer in a clean and dry environment. Protect it from extreme temperatures, moisture, and direct sunlight. This will help prevent damage and keep the machine in optimal condition.
  5. Use fuel stabilizer: If you plan to store your gas pressure washer for an extended period without use, add a fuel stabilizer to the gas tank. This will prevent the fuel from deteriorating and ensure that the engine starts easily when you need it.
  6. Follow the manufacturer’s maintenance schedule: Every gas pressure washer has a maintenance schedule provided by the manufacturer. Make sure to follow it closely, including regular maintenance tasks such as spark plug replacement and pump maintenance. This will help keep your pressure washer in excellent working condition.

By following these tips, you can ensure that your gas only pressure washer performs optimally and lasts for a long time. Remember to always consult the manufacturer’s manual for specific maintenance instructions and guidelines.

10 Best Gas Only Pressure Washer

Westinghouse Universal 15” Pressure Washer Surface Cleaner Attachment - 3400 Max PSI, 1/4” Connector - For Gas and Electric Pressure Washers

5 used from $41.39
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  • IDEAL FOR FLAT AREAS: This 15” surface cleaner can concentrate up to 3400 PSI for quick cleaning of large areas like decks, patios, driveways, walls and more
  • UNIVERSALLY COMPATIBLE: This surface cleaning attachment is intended for use with most pressure washers using a 1/4” quick connection; Plug-and-go design means no new adapters are necessary; Simply attach and start cleaning
  • POWERFUL YET LIGHTWEIGHT: Get powerful cleaning in a small package with this 4 lb, 15 inch surface cleaner - designed for easy storage and durable use on all surfaces
  • MAINTAIN YOUR HOME OR BUSINESS: Make cleaning a breeze with this professional-grade surface cleaner pressure washer attachment, designed for effortless use in residential and commercial settings
  • EASY TO USE: The simple and easy to use design means anyone from professionals to homeowners can pick up this pressure washing attachment and tackle a variety of difficult cleaning tasks

Simpson Cleaning CM61248-S Clean Machine 3400 PSI Gas Pressure Washer, 2.5 GPM, CRX Engine, Includes 15-Inch Surface Cleaner, Spray Gun and Wand, 4 QC Nozzle Tips, 5/16-in. x 25-ft. Hose, 49-State

3 new from $409.99
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Part Number CM61248-S
Model CM61248-S
Warranty Frame: 5 Year Limited Consumer; Pump: 1 Year Limited Consumer; Engine: 2 Year Limited Consumer
Color Black/Red

Dewalt 61147S 3300 PSI 2.4 GPM Gas Cold Water Pressure Washer



Part Number 61147S
Model 61147S
Warranty 5 Yr Frame - 3 Yr Pump - 2 Yr Engine
Color Black & Yellow

Simpson Cleaning 80165 Universal Scrubber, Rated 15" Steel Pressure Washer Surface Cleaner for Cold Water Machines, 1/4" Quick Connection, Recommended Min 3000 Max of 3700 PSI, Black

16 new from $84.99
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  • Easy to Use for Driveways, Patios, and Sidewalks: Features a 1/4-inch QC connection for a universal fit that is easy to hook up to most spray wands; 15-inch diameter quickly and easily cleans large surfaces
  • More Jets, More Clean, Less Time: Two high-pressure, rotating jets provide streak-free cleaning with 10X more coverage than a standard nozzle; For best results, use a slow, steady pace while applying light pressure to maintain even distance to the ground
  • High Quality Materials and Construction: The powder coated steel shroud and stainless steel nozzles provide protection against corrosion; The shroud also helps to prevent overspray, keeping the user and surrounding areas dryer
  • Includes Nozzle Cleaning Tool: Naturally-occurring buildup can gather in the nozzles over time; We’ve included a nozzle cleaning tool to remove dirt and ensure a longer life at maximum performance
  • Compatibility and Power: This surface scrubber works with most gas-powered pressure washers with ratings between recommended minimum 2200 PSI and 2.3 GPM up to maximum of 3700 PSI and 3.4 GPM; Surface cleaner is only for cold water use; max temp 140° F
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Biswing 14" Pressure Washer Surface Cleaner with 4 Wheels, Stainless Steel Power Washer Accessory for Driveways Sidewalks Patios Cleaning, 1/4" Quick Connector, 2 Extension Wand Attachments, 4000 PSI

5 used from $66.23
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  • PROFESSIONAL SURFACE CLEANER: 14" Pressure Washer Surface Cleaner gives a commercial grade cleaning area of 14 inches wide. Hover action makes surface clean faster and effective than nozzles alone. Ideal for cleaning stubborn stains on large flat surfaces such as patios, driveways, decks, sidewalks. And also could be used on vertical surfaces like brick walls, stucco and other siding.
  • WHAT YOU WILL GET: Our pressure washer surface cleaner attachment included- 1 x 14 inch stainless steel surface cleaner, 2 x 15" extension wands, 2 x replacement nozzles, 1 x thread seal tape, 4 x O-rings, 1 x nozzle cleaner. Working pressure is up to 4000 PSI. Required min pressure 2000 PSI, min flow rate 1.8 GPM, max flow rate 3.7 GPM.
  • HIGH COMPATIBILITY: Heavy duty bearing stainless steel construction can be used for a long time. 1/4" quick plug. Easy to connect with included pressure washer lance or other 1/4" quick connect fitting. A filter is built into the entrance to prevent the blockage of impurities. The surface cleaner can be used with most gasoline pressure washers.
  • HIGH EFFICIENCY: Surface cleaners for gas and electric pressure cleaners can reduce cleaning time by up to 60% compared to conventional nozzles. 14 inch surface cleaner has dual pressure water jets that spin rapidly breaking up dirt and grime without streaking or striping surfaces. And it cleans large surfaces up to 5x faster than a standard nozzle.
  • TIPS: NOT FIT GARDEN HOSE OR WATER HOSE. The wand has 1/4" thread quick connect plug, if it is not suitable for the connector of your PRESSURE WASHER GUN, please purchase the adapter coupler connection separately.

Westinghouse WPX2700 Gas Pressure Washer, 2700 PSI and 2.3 Max GPM, Onboard Soap Tank, Spray Gun and Wand, 4 Nozzle Set, for Cars/Fences/Driveways/Homes/Patios/Furniture

as of June 20, 2024 5:01 am


  • 2700 PSI and 2. 3 GPM of Powerful, Deep-Cleaning Water Pressure Perfect for Decks, Sidewalks, Siding, Fences, Railings, Garage Floors, Exterior Walls, Cars and Patio Furniture – Easy to Fill 1 Gallon Gas Tank
  • Half Gallon Onboard Soap Tank With 25′ Foot Abrasion Resistant Super-Flex Hose With Lightweight Spray Gun and 4 Quick Connect Nozzles (0°, 25°, 40° & Soap)
  • Heavy Duty Gas Powered 212cc 4-Stroke Westinghouse OHV Horizontal Shaft Engine with Recoil Start - Long Lasting, Maintenance-Free Axial Cam Pump For Durable and Convenient Use
  • Tough Steel Frame Construction With 12″ High Profile, Never-Flat Wheels Provide Easy Transportation and Maneuverability – Includes Engine Oil, Tools, and Quick Start Guide to Get Started in Minutes
  • All Westinghouse Pressure Washers are Functionally Tested in the Factory and May Contain Minimum Residual Oil and/or Fuel Odor; EPA Compliant; Backed by 3-Year Limited Manufacturer Service, Labor, and Parts Coverage

Foam King™ Foam Cannon Sprayer - Car Wash Cleaning for Gas & Electric Pressure Washers - Wide Neck, Wide Base, Heavy Duty - Professional Car Detailing Snow Foam Blaster

as of June 20, 2024 5:01 am


  • POWERFUL SCRATCH FREE WASHING - Unlock a scratch-free car wash with the Foam King's foam cannon and use with any foam cannon soap for pressure washer. Its advanced foaming technology creates rich cleansing foam that effortlessly eliminates dirt and grime, without any scratches or swirls, and 100% safe for wax and sealant.
  • WORKS WITH PRESSURE WASHER - Easily attach to your pressure washer foam cannon with the included 1/4" quick connector to create a pressure washer soap dispenser. Operating within a pressure range of 500 - 4200 PSI, a flow rate of 1.3 - 5.3 GPM, and a maximum water temperature of 140°F. (⚠ Note: The Snubster attachment is NOT included but sold separately).
  • EXTRA-WIDE BOTTLE NECK – Simplify soap and water filling with our foam gun for pressure washer, preventing premature wear on the bottle neck compared to traditional foam cannon designs. Its durable thread lock design ensures an airtight connection, delivering the perfect seal for thick suds and powerful foaming action.
  • ADJUSTABLE AIR INTAKE AND VERTICAL SPRAY PATTERN – Simply turn the dilution knob to adjust the foaming performance of our pressure washer foam gun. Turn the lance to go from a wide fan to cover large areas with thick foam to a narrow foam stream for hard-to-reach areas or persistent dirt.
  • ✅ FOAM KING GUARANTEE: Our passion is providing our customers with the best car cleaning products. We stand 100% behind our products. If you are not completely satisfied, reach out to us, and we will make it right! Let’s go CLEAN!

EVEAGE 18" Pressure Washer Surface Cleaner Attachment with Wheels, 4000 PSI Power Washer Accessory with 1/4" Quick-Connect, 2 Extension Wand for Driveways Sidewalks Patios Cleaning, BK18

11 used from $60.91
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  • 【PREMIUM SURFACE CLEANER】This sidewalk cleaner for pressure washer delivers a commercial level cleaning, 18" ground surface cleaning. Compatible with pressure washers up to 1600-3600 PSI
  • 【HIGH QUALITY】This product is equipped with two rotary spray nozzles with a 40° spray angle, removing dirt and grime from surfaces with ease. Tough bristles give efficient cleaning and control over-spray while you operate it, four 360° rotating rubber casters for comfortable use and quick movement
  • 【HIGH EFFICIENCY 】Integrated rotary rod with dual high-pressure rotating jets clean up to 6X faster, that breaking up dirt and grime fastly without leaving marks on the surface. Compatible with 1/4 inch quick-connect capable wandn, the Surface Cleaner can be used with most gas pressure washers.
  • 【DIVERSE USE SCENARIOS】 The pressure washer does a great cleaning job for your places. It is practical for garden paths, patios, pool decks, parking lots, garage floors, and driveways
  • 【PROFESSIONAL AFTERSALES SERVICE】If you have any questions, please feel free to contact the after sales services. Notes: NOT FIT GARDEN HOSE OR WATER HOSE. The wand is 1/4" thread quick connect plug , if it is not suitable for the connector of your PRESSURE WASHER GUN, please purchase the adapter coupler connection separately.
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Sun Joe SPX3000 14.5-Amp Electric High Pressure Washer, Cleans Cars/Fences/Patios, Green

2 new from $199.00
2 used from $183.08
as of June 20, 2024 5:01 am


  • [ULTRA POWERFUL]: 13-Amp/2000-Watt motor generates 2030 PSI and 1.2 GPM to easily clean homes, buildings, RV’s, cars, trucks, boats, decks, driveways, patios, lawn equipment, and more!
  • HIGH PERFORMANCE: 5 Quick-Connect spray tips (0º, 15º, 25º, 40º and soap) tailor your spray from pinpoint jet to powerful fan with a convenient soap applicator to tackle light, medium, and heavy-duty cleaning tasks
  • SUPERIOR QUALITY: Built-to-last construction featuring a 34" stainless steel lance with solid brass fittings and all metal connections to prevent leaks and maximize performance; heavy-duty 20' high-pressure hose features rugged, high-tensile, wire-reinforced tubing over a smooth inner core to minimize pressure drop
  • VERSATILE: Two large capicity onboard detergent tanks carry and store different types of detergent for blasting away grime
  • EASY TO USE: Lightweight at only 24.3 lbs with rear wheels for easy portability around your yard

4000 PSI Electric Pressure Washer- 4.0 GPM High Power Machine with 4-in-1 Quick Changeover Spray Tips and Soap Bottle for Car Washing, Fence Cleaning, Patio Maintenance(Upgraded) (Green)

as of June 20, 2024 5:01 am


  • 【Yes, We had upgraded! 】:Save more time on product assembly and say goodbye to product leakage. Our upgraded offerings ensure a hassle-free leakage-free experience
  • 【Qualified product】: Parts from USA, assembled in China, this electric power washer is equipped with a safety automatic total stop system (TSS) that conserves energy and extends pump lifespan by automatically shutting off the pump when the trigger is disengaged. With a 33 ft power cord.
  • 【Quick job】This professional pressure washer features 4 nozzles and removable detergent tank, with 4 nozzles to provide low-to-high pressure for washing a range of surfaces. No need to frequently replace nozzles for cleaning. The soap tank can be filled with your preferred detergent to boost cleaning power, enabling you to complete your cleaning tasks in minutes.
  • 【Easy hose storage &Strong power】High pressure washer delivers max cleaning power of 4000 PSI and 4.0 GPM, providing you with impressive pressure washing capability. Rollable hose design for easy storage, preventing your hoses from getting messy. ps:The pressure data is obtained from testing conducted in a laboratory environment.
  • 【2-year warrant*y】Rest easy with the commowner Electric Pressure Washer and our dedicated customer support. All new products are backed by a two-year warranty from the date of purchase.You only need to invest 0.2 USD per day to own a power washer!!!pm:*[email protected]*m


How often should I change the oil in my gas only pressure washer?

It is recommended to change the oil in your gas only pressure washer every 50 hours of use or at least once a year, whichever comes first. Regular oil changes help maintain the performance and longevity of your pressure washer.

What type of oil should I use for my gas only pressure washer?

You should use a high-quality small engine oil that is specifically designed for use in gas-powered pressure washers. Consult your pressure washer’s manual for the recommended oil type and viscosity. It is generally recommended to use a SAE 30 weight oil or a multi-viscosity oil like 10W-30.

How often should I replace the spark plug in my gas only pressure washer?

It is recommended to replace the spark plug in your gas only pressure washer at least once a year or after every 100 hours of use, whichever comes first. A well-maintained spark plug ensures proper ignition and efficient operation of the pressure washer.

What should I do to prepare my gas only pressure washer for winter storage?

To prepare your gas only pressure washer for winter storage, you should drain the fuel from the tank and run the engine until it shuts off. This helps prevent fuel from sitting in the carburetor and causing blockages. Additionally, you should remove the spark plug and add a small amount of oil into the cylinder to prevent rust. Store the pressure washer in a dry and well-ventilated area.


In conclusion, maintaining a gas-only pressure washer is essential to ensure its optimal performance and longevity. Following the tips mentioned above, such as regularly checking and changing the oil, inspecting the air filter, cleaning the nozzle, and properly storing the pressure washer, will help keep it in great working condition for years to come. Remember to always refer to the manufacturer’s instructions and specific maintenance guidelines for your particular model. By taking care of your gas-only pressure washer, you can continue to tackle cleaning tasks with ease and efficiency.