Kohler 3.5CFZ, 4CZ, 5CFZ, 6.5CZ Engine, 3.5CFZ/4CZ, 5CFZ/6.5CZ, 2.28 x, SF, SF/CC, or SF/CD

DERATING: All units are rated 1.0 power factor. Derate approximately 3.5% per 1000 ft. (300 m) above 500 ft. (150 m) above sea level.

3.5CFZ, 50 Hz: 3.5 kW at 77°F (25°C) and 3.5 kW at 122°F (50°C).

4CFZ, 60 Hz: 4 kW at 77°F (25°C) and 3.5 kW at 122°F (50°C).

5CFZ, 50 Hz: 5 kW at 77°F (25°C) and 4.85 kW at 122°F (50°C).

6.5CZ, 60 Hz: 6.5 kW at 77°F (25°C) and 6 kW at 122°F (50°C).

Engine

Some general engine specifications are listed below. Refer to the appropriate service section and the engine service manual for specific service details.

	3.5CFZ/4CZ		5CFZ/6.5CZ
Manufacturer	Honda
Model	GX360EV
Cycle	4
Number Cylinders	2
Compression Ratio	8:5:1
Displacement--cu. in. (L)	21.9 (359)
Rated Horsepower--50 Hz	10.7 (3.5CFZ)		10.7 (5CFZ)
--60 Hz	12.8 (4CZ)		12.8 (6.5CZ)
RPM--50 Hz	3000 (3.5CFZ)		3000 (5CFZ)
--60 Hz	3600 (4CZ)		3600 (6.5CZ)
Bore x Stroke--in. (mm)	2.28 x 2.68	(58 x 68)
Valve Material	Steel Alloy (JIS SUH3)
Valve Clearance--in. (mm) (cold)	0.004--0.006 (0.10--0.14)
Cylinder Block Material	Aluminum
Cylinder Head Cover Tightening	7(10)
Torque--ft. lbs. (Nm)
Cylinder Head Material	Aluminum
Connecting Rod Material	Steel
Piston Rings	2 Compression/1 Oil Control
Crankshaft Bearings	Replaceable Inserts
Governor	Gear-Driven Centrifugal
Lubrication System	Pressure
Oil Capacity (with filter)--U.S. qts. (L)	1.48 (1.4)
Oil Type (API)	SF, SF/CC, or SF/CD
Oil Pressure--psi (kPa)	30--50 (207--345)
Fuel Type	Gasoline, 86 or Higher, Octane Unleaded
Fuel System	Single-Barrel, Horizontal Carburetor
Carburetor Choke	Automatic, Electric
Fuel Pump	Electric
Fuel Pump Lift (max.)	3 ft. (0.9 m)
Battery Voltage	12
Battery Ground	Negative
Battery Recommendation	250 Cold Cranking Amps (Min.)

TP-5695 12/93 Specifications 1-3