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500cc 1-Inch Shaft Recoil Start Gasoline Engine
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500cc 4-Stroke OHV Engine
Our largest and most powerful single cylinder engine, perfect for projects that demand serious power.
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XP20HP Specifications
| Specifications | |
| Manufacturer | DuroMax Power Equipment |
| Part # | XP20HP |
| Engine Type | 4-Stroke |
| Valve Type | OHV |
| Engine Cooling Type | Forced Air |
| Displacement | 500 cc |
| Bore | 94 mm |
| Stroke | 72 mm |
| Max Output | 4000 rpm |
| Max Torque | 22.87 Ft/lbs (31 N·m) @ 2500 rpm |
| Shaft Orientation | Horizontal |
| Shaft Size | 1” diameter, 3.535” long, 1/4” keyway |
| Shaft End | 3/8” size 24 UNF – 2B drilled and tapped |
| Shaft Rotation | Counter-Clockwise |
| Measurement from Center of Shaft to Base | 5.26” |
| Fuel Tank Capacity | 1.35 gallons |
| Fuel Types | Gasoline |
| Fuel Delivery System | Carburetor |
| Average runtime on gasoline | 2 hours |
| Starting type | Recoil Start |
| Recoil Start | Yes |
| Cast Iron Sleeve | Yes |
| Bearing Type | Stainless Steel Ball Bearing |
| Oil Cooling Type | Splash |
| Oil Capacity | 40.5 fluid oz. |
| Recommended Oil | 10W-30 |
| Recommended Oil Types | Blended, Conventional, or Synthetic |
| Product Dimensions | 19” L x 17” W x 19” H |
| Weight | 77 lbs |
| UPC | 811640016869 |
| EPA Certified | Yes |
| CARB Certified | Yes |
| 50 State Emissions | Yes |
| Warranty | 3 Year |
| What's in the Box? | DuroMax XP20HP Engine, Spark Plug Wrench, Oil Funnel, and Owner’s Manual |
Mounting Diagrams
Measured in millimeters (mm)
Bottom
Shaft
Side
Related Items
Horizontal Engines
XP20HP Specifications
| Specifications | |
| Manufacturer | DuroMax Power Equipment |
| Part # | XP20HP |
| Engine Type | 4-Stroke |
| Valve Type | OHV |
| Engine Cooling Type | Forced Air |
| Displacement | 500 cc |
| Bore | 94 mm |
| Stroke | 72 mm |
| Max Output | 4000 rpm |
| Max Torque | 22.87 Ft/lbs (31 N·m) @ 2500 rpm |
| Shaft Orientation | Horizontal |
| Shaft Size | 1” diameter, 3.535” long, 1/4” keyway |
| Shaft End | 3/8” size 24 UNF – 2B drilled and tapped |
| Shaft Rotation | Counter-Clockwise |
| Measurement from Center of Shaft to Base | 5.26” |
| Fuel Tank Capacity | 1.35 gallons |
| Fuel Types | Gasoline |
| Fuel Delivery System | Carburetor |
| Average runtime on gasoline | 2 hours |
| Starting type | Recoil Start |
| Recoil Start | Yes |
| Cast Iron Sleeve | Yes |
| Bearing Type | Stainless Steel Ball Bearing |
| Oil Cooling Type | Splash |
| Oil Capacity | 40.5 fluid oz. |
| Recommended Oil | 10W-30 |
| Recommended Oil Types | Blended, Conventional, or Synthetic |
| Product Dimensions | 19” L x 17” W x 19” H |
| Weight | 77 lbs |
| UPC | 811640016869 |
| EPA Certified | Yes |
| CARB Certified | Yes |
| 50 State Emissions | Yes |
| Warranty | 3 Year |
| What's in the Box? | DuroMax XP20HP Engine, Spark Plug Wrench, Oil Funnel, and Owner’s Manual |
Warranty Information
DuroMax stands behind this product with a 3 Year parts and technical service warranty. Our USA based teams are available to help walk-through, troubleshoot or diagnose. Nationwide service centers fix any issues - DuroMax has you covered!
DuroMax Power Product Support Files and Manuals
At DuroMax Power, we provide easy access to comprehensive support files and manuals to help you set up, maintain, and troubleshoot your equipment efficiently.
Available Resources:
- User Manuals: Download detailed user manuals for step-by-step instructions on setup, operation, and maintenance.
- Quick Start Guides: Get up and running quickly with our concise quick start guides.
- Product Specifications: Access detailed product specifications to understand the features and capabilities of your DuroMax Power equipment.
Product Manual
Service Manual
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At DuroMax Power, we're here to help you with any questions or issues you may have with our products. Contacting us for product support is easy and convenient.
How to Reach Us:
- Phone Support: Speak directly with our knowledgeable customer service team for assistance at 844-DUROMAX.
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XP20HP
$499.00
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