________________________________________________________________________________________
| Home / Engines / Kohler Engines / Kohler K241 |
Kohler K241 Specifications
The Kohler K241 is a 391 cc (23.86 cubic inches) single-cylinder air-cooled
four-stroke internal combustion gasoline engine from K-series,
manufactured by Kohler Co.
The Kohler K241 engine has an L-head (side valve) design and horizontal
PTO-shaft. The engine can be equipped with Kohler or Walbro carburetor
and magneto, battery or breakerless ignition systems. The K241 engine
used paper air cleaner (oiled foam pre-cleaner was available as an
option).
The cylinder bore is 82.6 mm (3.25 in) and the piston stroke is 73.0 mm
(2.87 in). The engine produced 10.2 PS (7.5 kW; 10.0 HP) at 3,600 rpm of
horsepower.
Engine code identification:
K - K-series,
24 - Approximate daisplacement (cubic inches),
1 - Single cylinder,
S - Electric starter,
T - Retractable starter,
Q - Quled model,
R - Reduction gear.
| General Technical Data |
Engine Model .............. Kohler K241 (K241A, K241S, K241QS)
Engine Type .............. 4-Cycle one cylinder air-cooled gasoline
Number of Cylinders .............. Single
Displacement, L (cu in) .............. 0.391 (23.9)
Engine Bore, mm (in) .............. 82.5 (3.25)
Engine Stroke, mm (in) .............. 73.0 (2.88)
Maximum Horse Power, hp (kW) .............. 10.0 (7.5)
Rated Engine Speed, rpm .............. 3600
Fuel System .............. Carburetor
Carburetor Model .............. Kohler/Walbro
Carburetor Type .............. Fixed main jet or adjustable main jet
Lubrication System .............. Splash type
Cooling System .............. Forced-air
Ignition System .............. Magneto or battery
Starter Type .............. Recoil or electric
| Cylinder Block |
Sleeve Internal Diameter, mm (in) .............. 82.5627-82.5881 (3.2505-3.2515)
Piston Skirt Outer Diameter, mm (in) .............. 82.3290-82.3773 (3.2413-3.2432)
Top Compression Ring End Gap, mm (in) .............. 0.177-0.432 (0.007-0.017)
Second Compression Ring End Gap, mm (in) .............. 0.177-0.432 (0.007-0.017)
Connecting Rod Small End Inside Diameter, mm (in) .............. 21.8338-21.8415 (0.8596-0.8599)
Piston Pin Outside Diameter, mm (in) .............. 21.8211-21.8262 (0.8591-0.8593)
| Cylinder Head and Valves |
Valve Clearance (Intake), mm (in) .............. 0.20-0.25 (0.0079-0.0099)
Valve Clearance (Exhaust), mm (in) .............. 0.43-0.48 (0.0169-0.0189)
Intake Valve Head Diameter, mm (in) .............. 34.798-35.052 (1.370-1.380)
Exhaust Valve Head Diameter, mm (in) .............. 28.448-28.702 (1.120-1.130)
Stem Outside Diameter (Intake, Std), mm (in) .............. 7.887-7.899 (0.3105-0.3110)
Stem Outside Diameter (Exhaust, Std), mm (in) .............. 7.833-7.851 (0.3084-0.3091)
Valve Guide Inside Diameter (Intake, Exhaust), mm (in) .............. 7.894-7.919 (0.312-0.313)
Valve Seat Angle (Intake, Exhaust), degrees .............. 89
Valve Seat Width (Intake), mm (in) .............. 0.936-1.139 (0.037-0.045)
Valve Seat Width (Exhaust), mm (in) .............. 0.936-1.139 (0.037-0.045)
Valve Guide Depth (Intake), mm (in) .............. 40.126 (1.586)
Valve Guide Depth (Exhaust), mm (in) .............. 37.874 (1.497)
Valve Face Angle (Intake, Exhaust), degrees .............. 45
________________________________________________________________________________________
________________________________________________________________________________________
| Engines Technical Specifications |