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4-Stroke Gasoline Water Pump — Model LT-170F20HS

Powerful, portable pump designed for agricultural irrigation, construction drainage and general water transfer. Features a 7.5 HP 4-stroke engine, aluminum-alloy pump body and a long hose for extended reach. ⚙️

Key Features

  • High performance: Twin-impeller design with 7.5 HP (170F-7.5HP) four-stroke engine delivering up to 4 KW peak power and 212cc displacement.
  • Strong flow & head: Specified flow 45 m³/h (1589.16 ft³/h), max flow 47 m³/h (1659.79 ft³/h); specified head 85 m (278.9 ft), max head 100 m (328.1 ft).
  • Durable construction: Die-cast aluminum alloy pump body with paint-spraying process for improved strength and weather resistance.
  • Field-ready mobility: Gasoline-powered (92# or above) for operation without electrical supply.
  • Safety features: Low-oil protection (alarm and auto-shutoff if oil < 0.13 gal) plus sealing ring to reduce leakage risk.
  • Cooling & noise: Air-cooled engine with thermal vents; operating noise around 66 dB.
  • Easy cleaning: Smooth surface and simple structure allow quick wipe-downs.

In-Depth Description

This gasoline water pump is built for frequent use in outdoor and on-site conditions. The aluminum-alloy housing and thoughtful venting help manage heat and maintain stable performance during extended runs. The included long hose and large inlet/outlet make setup and water transfer straightforward for irrigation, drainage and other water-movement tasks.

Designed with a practical fuel tank and a precision carburetor, the unit aims to balance runtime and fuel efficiency. The protected starting system and vibration-reducing cushion help keep operation steady on uneven surfaces.

Specifications

ModelLT-170F20HS
Engine TypeFour-stroke, air cooling, single-cylinder (Engine model: 170F)
Engine Displacement212 cc
Maximum Power4 KW (peak)
Maximum Torque12/250 N·m/r/min
Specified Speed / Output Speed3600 r/min
Fuel TypeGasoline (92#, 95#, 98#)
Fuel Tank Capacity3.6 L / 0.95 gal (approx. full-oil running time: 5 hours)
Oil Tank Capacity0.65 L / 0.17 gal
Required Oil CapacityAt least 0.5 L / 0.13 gal
Inlet / Outlet Diameter50 mm / 2 inch (aluminum alloy)
Specified Flow Rate45 m³/h / 1589.16 ft³/h
Maximum Flow Rate47 m³/h / 1659.79 ft³/h
Specified / Maximum Head85 m / 278.9 ft (specified); 100 m / 328.1 ft (maximum)
Suction Range8 m / 26.2 ft
Self-priming Height / Time9 m / 29.5 ft; 140 s
Critical Cavitation Allowance3.8 m / 12.5 ft
Water Pipe Length7.5 m / 24.6 ft
Noise Level66 dB
Product Size50 × 38 × 42 cm / 19.69 × 14.96 × 16.54 in
Package Size51 × 39 × 43 cm / 20.1 × 15.4 × 16.9 in
Net / Gross Weight24.75 kg / 54.6 lbs (net); 27.2 kg / 60 lbs (gross)
MaterialAluminum alloy, plastic, PVC
ColorRed, Black
Starting SystemPull start (manual)
Assembly RequiredYes

Package Included

  • 1 × 4-Stroke Water Pump
  • 1 × Water Pipe (7.5 m / 24.6 ft)
  • 1 × English Manual
  • All accessories required for assembly (per listing)

How to Use

  1. Lay the machine flat and fill with oil until a small drip appears (ensure proper oil level).
  2. Add gasoline (92# or above).
  3. Fill the pump head with water until water overflows from the outlet.
  4. Turn the red flame switch to the ON position.
  5. Set throttle and air vent as instructed in the manual; set oil switch accordingly.
  6. Pull the starter cord to start the engine.
  7. Connect water inlet and outlet pipes and begin operation.

Care & Maintenance

  • Clean: Wipe exterior with a damp cloth after use.
  • Check oil: Maintain oil level at least 0.13 gal (0.5 L) to avoid low-oil shutdown.
  • Storage: Store in a dry, ventilated place and drain fuel if storing long-term.

Important Notes

  • Important: Please read the user manual and safety precautions before use.
  • Package contents and specifications are based on the original listing information.
  • Please allow slight color differences due to photography and 1–3 cm variance from manual measurement.

If you have any questions about the product or need assistance, please contact us — we will reply as soon as possible. Consider this pump for mobile, on-site water transfer and irrigation tasks when electrical power is unavailable. Ready to add to your cart? 🚜

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