Simpson MS60805-S - 3000 PSI 2.4 GPM Gas Pressure Washer With Honda Engine
The Simpson MegaShot MS60805-S is a gas-powered pressure washer offering a maximum water pressure of 3000 PSI and flow of 2.4 GPM. (Read full specs)
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Features and Specifications
| Fuel | Gas-Powered |
|---|---|
| Handling | Hand Truck |
| Water | Cold |
| PSI | 3000 |
| GPM | 2.4 |
| Cleaning Units | 7200 |
| Engine | 160cc 4.4 HP Honda GCV160 4-stroke OHC |
| Pump | OEM Technologies™ Axial Cam |
| Series | MegaShot |
| Other model numbers | 60808 |
| Frame | Welded steel |
|---|---|
| Soap injection | Yes |
| Soap tank | Yes |
| Soap dilution | 7:1 |
| Nozzles | 0°, 15°, 40°, Soap |
| Quick connect nozzles | Yes |
| Onboard storage | Yes |
| Hose | 25 ft, ⌀1/4 |
| Hose storage | Hooks |
| Dimensions (D x W x H) | Approx. 23.8 x 18 x 35.8 in |
|---|---|
| Weight | 56 lbs |
| Wheels | 2 wheels, ⌀12", never flat |
| Included accessories | Oil, steel wand, spray gun, surface cleaner, high pressure hose, 4 nozzles |
| Security | Trigger lock and thermal relief valve |
| Emissions | CARB, EPA |
| Warranty | 5 years |
| UPC | 879399002298 |
We've taken extra care to research and verify each of the specifications above. That said, occasional mistakes or omissions are still possible. If you spot any missing or inaccurate information, feel free to suggest a correction so we can address it.
Description
The SIMPSON MegaShot 3000 PSI at 2.4 GPM is ideal for use on siding, driveways, cars, RV’s, paint prep and more. This is a perfect option for homeowners, because it’s lightweight, easy to maneuver and can be transported by one person. You’ll get optimum performance with minimal effort. The MS60805 is equipped with a HONDA GCV160 engine, reliable OEM axial pump, 25-ft kink & abrasion resistant hose, ergonomic spray gun and 4 stainless steel Quick-connect nozzles.
Zoom on the Simpson MS60805-S
In a nutshell, the Simpson MS60805-S is a heavy duty pressure washer that allows:
- spot cleaning of hard, unpainted surfaces, reaching high areas, and removing stubborn stains
- comprehensive cleaning of hard surfaces, vehicle washing, and readying surfaces for painting
- soft cleaning of delicate surfaces, and gentle cleaning for larger areas with low pressure
- utilizing cleaning solutions, and rinsing surfaces clean
The following sections will present you in detail its power characteristics and design, its main features and all the additional features it has to offer.
Power
Using a 160cc (4.4 hp) engine, its axial cam pump delivers a pressure of up to 3000 PSI (roughly 50 times more than a standard garden hose) and a flow of up to 2.4 GPM (CETA-certified values). When these values are taken together, they yield a cleaning power of 7200 Cleaning Units.
The Honda GCV160 engine of this gas pressure washer is activated by pulling a starter cord, following a traditional approach.
Fuel for the pressure washer is housed in a tank capable of holding up to 0.25 gallon of gasoline.
Design & Handling
The hand truck design of the Simpson MS60805-S ensures effortless movement and transportation. The robust welded steel frame guarantees longevity of the assembly, providing stability and protection for internal components, even under demanding working conditions. The handle adds to the MS60805-S convenience of transport.
This unit, weighing 56 lbs, strikes a comfortable balance between portability and stability, ensuring easy maneuvering for users of various strengths. The unit's weight is principally a result of the inclusion of the 160cc Honda GCV160 engine and a strong welded steel frame. Still, the MS60805-S's two 12" never-flat wheels ensure easy handling and maneuverability.
Main Features
The Simpson MS60805-S comes with a spray gun, a wand, a pressure hose, 4 nozzles and a detergent injection feature, which are detailed below.
- Soap injection: Detergent storage is ensured by a dedicated tank. With its automatic soap dilution mechanism, the Simpson MS60805-S simplifies the process of blending detergent to the prescribed ratio of 7:1. Upon connecting a soap nozzle, the pressure washer takes over the task of seamlessly combining the detergent with the water flow.
- Pressure hose: With a set of convenient hooks, the unit offers a practical solution for maintaining workspace order, allowing the included 25 ft ⌀1/4" high-pressure hose to be neatly stored when idle.
- Spray gun and wand: The included classic ergonomic spray gun and its steel wand can be easily stored in a side hook.
- Nozzles: Find details on the 4 included nozzles and their recommended surface applications in the table below.
0° | 15° | 40° | Soap | |
|---|---|---|---|---|
| Concrete, brick, masonry | ||||
| Siding, gutters, house | ||||
| Fencing, deck, patio | ||||
| Lawn equipment, boat, RV |
Important note: The shapes of the depicted nozzles serve for illustration purposes only and may vary. Symbols used include a for 'Not recommended,' a for 'Suitable,' and an for 'Use with caution.'
Other Features
- Onboard storage: With the Simpson MS60805-S's handy storage area, you’ll always have all the necessary nozzles and accessories at hand and thus, you’ll be fully prepared for any job.
- Safety: Safety of operation is enhanced by a trigger lock mechanism (which prevents accidental operation) and a thermal relief valve (which helps to prevent internal pump damage).
- Accessories: The Simpson MS60805-S comes with an owner's manual (opens in a new tab) and some basic documentation to get you quickly started. On top of that, you also get pressure hose, wand, oil, surface cleaner and spray gun.
Product Videos
The Simpson MS60805-S's performance versus other pressure washers
The following charts are provided to give you an idea of how the key specs of the Simpson MS60805-S compare to similarly priced pressure washers.
- Featuring 3000 PSI, the Simpson MS60805-S achieves a lower pressure value compared to competing gas-powered pressure washers within the $700-800 price category. If you're seeking the strongest water stream, look no further than the A-iPower PWF4200SH, which delivers an impressive 4200 PSI.
- When measured against items within the price range mentioned earlier, this washer, with its 2.4 GPM, falls on the lower end of achievable water flow rates. If you’re after the highest rinsing efficiency, one of the units with the highest water flow in the current price range is the A-iPower PWF4200SH, that can deliver up to 4 GPM.
- With 7200 Cleaning Units (PSI X GPM), the MS60805-S is on the low end when compared to other similarly priced gas-powered devices. In case you are looking for the highest overall cleaning power, in this price range, one of the current champions is the A-iPower PWF4200SH and its 16800 Cleaning Units.
Price comparison
As you can see from these interactive charts, when compared to other gas-powered washers between 7000 and 7500 Cleaning Units, the Simpson MS60805-S is on the average side of the price range.
Therefore, this pressure washer nicely fits in the expected budget for this kind of cleaning power.
The bottom line
- In the expected price range
- 5 year (limited) warranty
- Honda engine
- Good range of nozzles included
- Automatic detergent dilution
- Onboard storage
- Several security features
- Low PSI for the price
- Low GPM for the price
- Low CU for the price
About Simpson
Simpson has over 50 years of experience making quality products for the outdoor power equipment industry. Part of the FNA Group based in Pleasant Prairie, Wisconsin since 2006, they are a vertically-integrated company, meaning most of the parts and accessories are manufactured and assembled by them. Their manufacturing facilities are international, but their gas-powered pressure washers are made in the USA. With the company motto "Driven by Performance", Simpson continues to offer a great variety of pressure-washing systems for the homeowner or the professional contractor.
Warranty Information
The Simpson MS60805-S is covered under a warranty for up to 5 years. This warranty may be limited and may not cover all parts of the unit.
For more information about the warranty of Simpson pressure washers, please contact the Simpson Customer Support: 1-877-362-4271.



