Harbor Freight Predator 420cc 13HP Technical Specs
| Displacement | 420cc |
| Horsepower | 13 HP |
| Engine Type | Horizontal Single Cylinder 4-stroke OHV |
| Cooling System | Forced air cooled |
| Fuel Type | 87+ octane stabilizer treated unleaded gasoline |
| Fuel Capacity | 1.7 Gallons (6.4 liters) |
| Run Time at 50% Load with Full Tank | 3 Hours |
| Sound Level | 108 db |
| Bore x Stroke | 90 mm x 66 mm |
| Rotation (Output side) | Counter-clockwise |
| Spark Plug Type | NGK BP-6ES, Torch F6TC |
| Spark Plug Gap | 0.0275" - 0.0314" |
| Valve Clearance (Intake) | 0.0039" - 0.0059" |
| Valve Clearance (Exhaust) | 0.0039" - 0.0059" |
| Idle Speed | 1800 ± 50 RPM |
| Shaft Length | 3.48" |
| Shaft Diameter | 1" |
| Keyway | 1/4"" (6.35 mm)" |
| Speed (Max) | 3600 RPM |
| Torque (Max) | 19.8 ft/lbs @ 2500 RPM |
| Start Type | Electric start with recoil backup |
| Common Applications | pressure washers, compressors, log splitters, vacuums, tillers, water pumps, chipper/shredders, blowers |
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