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Diesel generator

Koop Kd186fa Single Cylinder Air Cooled Diesel Engine

The KOOP KD186FA is a vertical, single-cylinder, 4-stroke, air-cooled direct injection diesel engine. Compact, lightweight and durable, it features low fuel consumption, reliable starting performance and convenient daily maintenance. The air cooling design removes the water tank, making it adaptable to outdoor, mobile and water-shortage working environments. It supports recoil hand start (KD186FA) or optional 12V electric start (KD186FAE).

Specifications

Engine Model
KD186FA
Type
Single cylinder, vertical, 4-stroke, air-cooled, direct injection diesel
Bore × Stroke
86 mm × 72 mm
Displacement
0.418 L (418 cc)
Rated Speed
3000 rpm / 3600 rpm
Overall Dimension
417 × 441 × 494 mm
KOOP KD186FA Single Cylinder Air Cooled Diesel Engine

Product Description

The KOOP KD186FA is a vertical, single-cylinder, 4-stroke, air-cooled direct injection diesel engine. Compact, lightweight and durable, it features low fuel consumption, reliable starting performance and convenient daily maintenance. The air cooling design removes the water tank, making it adaptable to outdoor, mobile and water-shortage working environments. It supports recoil hand start (KD186FA) or optional 12V electric start (KD186FAE). Widely matched for small diesel generators, water pumps, tillers, lawn equipment and various agricultural & construction machinery. CE certification is available for export markets

Technical Specifications

Item
Specification
Engine Model
KD186FA
Type
Single cylinder, vertical, 4-stroke, air-cooled, direct injection diesel
Bore × Stroke
86 mm × 72 mm
Displacement
0.418 L (418 cc)
Compression Ratio
19.5:1
Rated Speed
3000 rpm / 3600 rpm
Rated Power
5.8kW(7.9HP) @3000rpm; 6.6kW(9.0HP) @3600rpm
Starting Mode
Standard recoil hand start; optional 12V electric start (FAE version)
Fuel Tank Capacity
5.5 L
Engine Oil Capacity
1.65 L
Fuel Consumption
275 g/kWh @3000rpm; 280 g/kWh @3600rpm
Recommended Oil
SAE10W-30, CD / CF grade diesel engine oil
Applicable Fuel
0# diesel (summer), -10# / -20# diesel (cold winter)
Overall Dimension
417 × 441 × 494 mm
Net Weight
48kg (hand start); 53kg (electric start)
Optional Parts
Air preheater for cold start, different output flange, clutch assembly

Key Advantages

  1. Direct injection combustion: Good fuel atomization, lower fuel consumption and high working efficiency.
  1. Air cooling structure: No radiator, no risk of water leakage, suitable for field mobile operation.
  1. Compact & lightweight: Easy to install on small machinery, flexible for equipment modification.
  1. Simple maintenance: Standardized spare parts, accessible oil filter and air filter for quick service.
  1. Strong compatibility: Versatile power source for generator sets, water pumps, farm tillers and construction machines.

Application

Small portable diesel generators, self-priming water pumps, rotary tillers, road cutters, vibrators, sprayers and other agricultural, garden and light construction equipment.

Certifications

CE, ISO9001, emission certificates available upon request.