Kawasaki FE250

Kawasaki FE250The Kawasaki FE250 is a 0.25 l (249 cc, 15.19 cu-in) single-cylinder air-cooled 4-stroke internal combustion small gasoline engine with horizontal shaft manufactured by Kawasaki Heavy Industries LTd., for general-purpose applications.

The FE250 engine has an OHV (overhead valve) design; cast iron cylinder liner; reciprocating balancer; float type carburetor with fixed main jet; flywheel magneto transistor type ignition system; mechanical governor and recoil starter with automatic compression release (electric starter was available as an option). The engine uses dual-element air cleaner or oil bath type air cleaner as an option.

A 76.0 mm (2.99 in) cylinder bore and 55.0 mm (2.17 in) piston stroke give the motor a total of 249 cc of displacement. Compression ratio rating is 8.4:1. The Kawasaki FE250 motor produced 8.2 PS (6.0 kW; 8.0 HP) at 3,600 rpm of horsepower and 16.5 Nm (1.68 kg·m; 12.18 ft·lb) at 2,800 rpm of torque. The FE250G – 1/2 cam gear reduction.

General information

Engine Specifications
ModelFE250D / FE250G
Type4-stroke, OHV, single cylinder
Displacement249 cm 3 (15.2 cu-in)
Max. horsepower8.2 PS (6.0 KW; 8.0 HP) at 3,600 rpm
Max. torque (crank PTO)16.5 Nm (1.68 kg·m; 12.18 ft·lb) ta 2,800 rpm
CarburetorFloat type with fixed main jet
Cooling systemForced-air
Ignition systemFlywheel magneto transistor type
Lubricating systemSplash with low oil shut-off system
Starting systemRecoil or electric starter
Stoping systemIgnition primary circuit ground
Fuel usedUnleaded gasoline (octane number 86 or higher)
Fuel tank capacity5.3 L (5.6 US qt)
Fuel consumption240 g/HPh
PTO shaft rotationCounterclockwise (from PTO shaft side)

Dimensions and Weight

Kawasaki FE250 D/G
Length344 mm (13.6 in)
Width395 mm (15.5 in)
Height432 mm (17.0 in)
Dry weight26.8 kg (59.1 lbs)

Tightening torque specs

Tightening torque specs
Connecting rod bolt20 Nm; 2.0 kg·m; 15 ft·lb
Cylinder head bolt25 Nm; 2.5 kg·m; 17 ft·lb
Flywheel nut86 Nm; 8.8 kg·m; 63 ft·lb
Rocker arm lock nut7 Nm; 0.7 kg·m; 6 ft·lb
Crankcase cover22 Nm; 2.2 kg·m; 16 ft·lb
Oil drain plug32 Nm; 3.3 kg·m; 24 ft·lb
Spark plug23 Nm; 2.3 kg·m; 17 ft·lb

Service Information

Engine
Maximum speed4,000 ± 100 rpm
Idle speed1,300 ± 150 rpm
Cylinder compression3.0-4.0 kg/cm2 (42-57 psi) at 600 rpm
Valve clearance
Intake valve clearance0.12 mm (0.0047 in)
Exhaust valve clearance0.12 mm (0.0047 in)
Oil system
Oil type4-stroke or an equivalent (SF, SG, SH, or SJ)
Recommended oilSAE 10W-30
Oil capacity1.1 L (1.2 US. qt)
Ignition system
Spark plugNGK: BP5ES
Spark plug gap0.7-0.8 mm (0.028-0.031 in)
Ignition coil air gap0.3 mm (0.012 in)
Author: Sergei Wers
About: Co-founder and CEO of a multi-brand auto repair shop (engine repair, chassis repair, body repair and painting) for over 15 years. I have been developing internet sites with technical specifications for more than seven years.

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5 Comments

  1. We are in need of the kawasaki FE250 engine carbuator
    By Varushapriya Agrotech Pvt ltd
    Banaglore +919448452788

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