"The Honda 163cc GX Series OHV commercial-grade engine is designed for the most demanding commercial applications. It has set an industry standard for reliability and durability. Overhead Valve design offers cooler, fuel-efficient operation and cast iron cylinder sleeve provides longer service life. The GX is reliable, easy starting and quiet running. Meets EPA and CARB emission levels standards. This legendary engine has earned the reputation as the preferred engine for construction equipment. Common applications include pressure washers, compressors, go-karts, log splitters and chipper/shredders. Ignition System Electronic, Engine Type GX series OHV commercial-duty, Air Cleaner Type Cyclone, Shaft Diameter in. 3/4, Low Oil Shutdown Yes, Start Type Recoil, Muffler Included Yes, silent type, spark arrester, deflector, Rated Power HP 4.8, Mounting Base L x W in. 6 3/8 x 3 5/32 to 3 11/32, Fuel Filter Fuel tank filler neck strainer, Shaft End Tapped Diameter in./Threads per inch 5/16-24, Choke Control Manual, Fuel Tank Standard White, Engine Displacement cc 163, Carburetor Float, inner vent, Throttle Control Remote cable, Compression Ratio 91, Cooling System Air cooled, Cylinders qty. 1, Shaft Output Horizontal, Torque ft./lbs. 7.60 at 2,500 RPM, Application Pressure washer, compressor, log splitter, chipper/shredder, EPA/CARB Approval California Air Resource Board Yes, Cylinder Bore Cast iron, Max. RPM 3,600, Shaft Length in. 2 7/16, Dimensions L x W x H in. 12 x 13 3/8 x 12 1/2, Shaft Keyway in. 1/4, Bolt Circle in. 3 5/8, Crankshaft Q-type, Governor System Centrifugal mechanical, Fuel Tank Capacity qt. 3.3, Fuel Type Gasoline, Lubrication System Forced splash, PTO Height in. 4 11/64, Shaft Rotation From PTO Shaft Side Counterclockwise, Oil Capacity qt. 0.59, Auto Compression Release Yes, Bore x Stroke in. 2.7 x 1.8. Honda 163cc GX OHV air-cooled, 4-stroke, horizontal engine Automatic decompression for easy starting Heavy-duty ball bearing supported crankshaft Double walled heavy-duty tank with in tank fuel strainer 50-state compliant engine"