Kawasaki FX1000V

Kawasaki FX1000VThe Kawasaki FX1000V is a 1.0 l (999 cc, 60.96 cu-in) V-twin 90° air-cooled 4-stroke internal combustion small gasoline engine with vertical shaft, manufactured by Kawasaki Heavy Industries LTd., for general-purpose applications, commercial mowers, heavy-duty industrial and construction equipment.

The Kawasaki FX1000V has V-twin design with vertical PTO shaft. The motor uses overhead V-valves (three Valves per cylinder); spherical combustion chamber; cast iron cylinder liners; metal engine cover with integrated clean out ports; rotating metal grass chopper screen. The engine is equipped with electronic spark ignition and twin barrel, internally vented carburetor with fuel shut-off solenoid. The FX1000V motor uses high-performance lubrication system with high-efficiency oil cooler and double or multi-stage canister air filter.

The engine has an automatic compression release (ACR) system with heavy duty shift type starter. 13A, 20A or 26A charge coils, shaft variations, oil pressure switches, and various oil drains are available as an option.

It has an 89.2 mm (3.51 in) cylinder bore and 80.0 mm (3.15 in) piston stroke. Compression ratio rating is 8.4:1. The Kawasaki FX1000V engine produced 32.0 PS (23.5 kW; 31.4 HP) at 3,600 rpm or 35.5 PS (26.1 kW; 35.0 HP) at 3,600 rpm of maximum horsepower and 69.6 Nm (7.1 kg·m; 51.4 ft·lb) at 2,400 rpm or 75.9 Nm (7.7 kg·m; 56.0 ft·lb) at 2,400 rpm of torque.


General information

Engine Specifications
Model FX1000V
Type 4-stroke, OHV, V-twin 90°
Displacement 999 cm 3 (60.96 cu-in)
Max. horsepower 32.0 PS (23.5 KW; 31.4 HP) at 3,600 rpm
35.5 PS (26.1 KW; 35.0 HP) at 3,600 rpm
Max. torque (crank PTO) 69.6 Nm (7.1 kg·m; 51.4 ft·lb) at 2,400 rpm
75.9 Nm (7.7 kg·m; 56.0 ft·lb) at 2,400 rpm
Carburetor Twin barrel, internally vented carburetor
Cooling system Air-cooling
Ignition system Electronic spark ignition
Lubricating system High performance lubrication system
Starting system Heavy duty shift type starter
Charging system 13A, 20A or 26A charge coil (option)
Fuel used Unleaded gasoline (octane number 91 or higher)
Fuel consumption
Cooling system Pressurized forced circulation type


Dimensions and Weight

Kawasaki FX1000V
Length, mm (in) 508 (20.0)
Width, mm (in) 500 (19.7)
Height, mm (in) 686 (27.0)
Dry weight, kg (lb) 62.6 (138)

Tightening torque specs

Tightening torque specs
Cylinder head 46 Nm; 4.6 kg·m; 33.9 ft·lb
Connecting rod 20.6 Nm; 2.1 kg·m; 15.2 ft·lb
Flywheel 56 Nm; 5.7 kg·m; 41.3 ft·lb
Crankcase cover 46 Nm; 4.6 kg·m; 33.9 ft·lb
Intake manifold 6 Nm; 0.6 kg·m; 4.4 ft·lb
Oil drain plug 7 Nm; 0.7 kg·m; 5.2 ft·lb
Valve clearance lock nut 10 Nm; 1.0 kg·m; 7.4 ft·lb


Maintenance data

Maximum speed 3500 ± 100 rpm
Idle speed 1500 ± 100 rpm
Cylinder compression 5.5 kg/cm2 (80 psi) at 500 rpm
Valve clearance
Intake valve 0.10-0.15 mm (0.004-0.006 in)
Exhaust valve 0.10-0.15 mm (0.004-0.006 in)
Oil system
Oil type 4-stroke or an equivalent (SJ or higher class)
Recommended oil SAE 10W-40, 10W-30
Oil capacity (with filter changed) With oil filter: 2.4 litre
Without oil filter: 2.2 litre
Ignition system
Spark plug NGK: BPR5ES
Spark plug gap 0.7-0.8 mm (0.027-0.031 in)
Ignition coil air gap 0.2-0.4 mm (0.008-0.011 in)
Spark plug tightening torque 22 Nm; 2.2 kg·m; 16.2 ft·lb


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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We try to use verified sources and official documentation, however, differences between sources or errors in entering information may occur. We do not provide advice on technical issues related to the engines operation or repair. We do not recommend using provided information for engines repairing engines or spare parts ordering, use only official service manuals and spare-parts catalogs.


  1. Can you please tell me the decibel levels at idle (1500 rpm) and at max operating (3500 rpm) in the approximately area (0 to 6 feet) radius of the engine?
    Many thanks,

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