"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. Rated Power HP 4.8, Mounting Base L x W in. 6 3/8 x 3 5/32 to 3 11/32, Muffler Included Yes, silent type, spark arrester, deflector, Fuel Filter Fuel tank filler neck strainer, Application Pressure washer, compressor, log splitter, chipper/shredder, Bolt Circle in. 3 5/8, Throttle Control Remote cable, Compression Ratio 91, 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, Auto Compression Release Yes, Bore x Stroke in. 2.7 x 1.8, Shaft Rotation From PTO Shaft Side Counterclockwise, Lubrication System Forced splash, PTO Height in. 4 11/64, Oil Capacity qt. 0.59, Low Oil Shutdown Yes, Start Type Recoil, Fuel Tank Capacity qt. 3.3, Fuel Type Gasoline, Crankshaft Q-type, Governor System Centrifugal mechanical, Ignition System Electronic, Engine Type GX series OHV commercial-duty, Cylinders qty. 1, Shaft Output Horizontal, Torque ft./lbs. 7.60 at 2,500 RPM, Fuel Tank Standard White, Air Cleaner Type Cyclone, Shaft Diameter in. 3/4, Cooling System Air cooled, EPA/CARB Approval California Air Resource Board Yes, Carburetor Float, inner vent, Choke Control Manual, Shaft End Tapped Diameter in./Threads per inch 5/16-24, Engine Displacement cc 163. 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"