GX340

Horizontal Crankshaft

 

For small vehicles, water pumps and countless other uses, this engine was recently updated for more power and better fuel consumption.

Horizontal Crankshaft

From rugged cast-iron cylinder sleeves to lightweight overhead camshaft designs.

GX340 Specifications
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Dimensions diagrams

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Common model dimensions illustrated above. Model specific dimensions available in the "Downloads" menu.

Performance Curve

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SPECIFICATIONS

Engine Type Air-cooled 4-stroke OHV
Bore x Stroke 88 mm x 64 mm
Displacement 389 cm3
Net Power Output* 10.7 HP (8.0 kW) @ 3,600 rpm
Net Torque 19.5 lb-ft (26.4 Nm) @ 2,500 rpm
PTO Shaft Rotation Counterclockwise (from PTO shaft side)
Compression Ratio 8.2:1
Fuel Tank Capacity 6.1 litres (6.4 U.S. qts)
Lamp/Charge coil options 25W, 50W / 1A, 3A, 10A, 18A
Carburetor Butterfly float type
Ignition System Digital CDI with variable ignition timing
Starting System Recoil/electric
Lubrication System Splash
Governor System Centrifugal mass type
Air Cleaner Dual element
Oil Capacity 1.1 litres (1.16 U.S. qts)
Fuel Unleaded 86 octane or higher
Dry Weight 31.5 kg (69 lbs)

DIMENSIONS

Length (min) 407 mm (16.0")
Width (min) 485 mm (19.1")
Height (min) 449 mm (17.7")

PTO SHAFT OPTIONS

A2 type N/A
AR type N/A
B type N/A
D type N/A
E type Tapered shaft
H type Reduction type PTO
K type N/A
L type Reduction type PTO
N1 type N/A
N5 type N/A
N7 type N/A
P type Threaded (SAE)
Q type Straight shaft
R type Reduction type PTO
S type N/A
S3 type N/A
T type N/A
V type Tapered shaft

*The power rating of the engine indicated in this document is the net power output tested on a production engine for the engine model and measured in accordance with SAE J1349 at 3,600 rpm (net power) and at 2,500 rpm (max net torque). Mass production engines may vary from this value. Actual power output for the engine installed in the final machine will vary depending on numerous factors, including the operating speed of the engine in application, environmental conditions, maintenance, and other variables.

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