Harbor Freight Predator 301cc 8HP Technical Specs
| Displacement | 301cc |
| Horsepower | 8 HP |
| Engine Type | Horizontal Single Cylinder 4-stroke OHV |
| Cooling System | Forced air cooled |
| Fuel Type | 87+ octane stabilizer treated unleaded gasoline |
| Fuel Capacity | 1.45 Gallons (5.48 liters) |
| Run Time at 50% Load with Full Tank | 2.5 Hours |
| Sound Level | 106 db |
| Bore x Stroke | 80 mm x 60 mm |
| Rotation (Output side) | Counter-clockwise |
| Spark Plug Type | F7RTC |
| Spark Plug Gap | 0.0275" - 0.0315" |
| Valve Clearance (Intake) | 0.0039" - 0.0059" |
| Valve Clearance (Exhaust) | 0.0039" - 0.0059" |
| Idle Speed | 1800 ± 100 RPM |
| Shaft Length | 3.48" |
| Shaft Diameter | 1" |
| Keyway | 0.25" |
| End Tapped | 7/16" - 20 UNF |
| Speed (Max) | 3600 RPM |
| Torque (Max) | 14.9 ft/lbs |
| Start Type | Recoil Pull Start |
| Common Applications | pressure washers, compressors, log splitters, vacuums, tillers, water pumps, chipper/shredders, blowers |