Honda Engines . GX630RHQZE

With experience born on the raceways and roadways and a dedication to innovation, there's plenty of reasons to insist on the new Honda GX630 V-Twin engine. There's superior engine design, with a 90° configuration that reduces vibration and allows a compact footprint. There’s superior construction, with a forged steel crankshaft and an integrated cylinder head. Fewer parts means better durability. There's a digital CDI ignition coil that ensures improved fuel economy and lowered emissions. There's even improved air cleaning, meaning that you can wait 5 times longer between filter changes. Honda even gives their engines a 3-year limited warranty. eatures + Benefits V-keyswitch 688cc air-cooled, 4-stroke OHV engine 50-state compliant engine Key Specs Item# 166134 Manufacturer's Warranty 3 year limited warranty Ship Weight 110.0 lbs Engine Displacement (cc) 688 Start Type Electric, shift type Application Concrete saw, pressure washer, chipper/shredder, trencher, vibratory roller, ride-on cement trowel Engine Type GX series OHV V-Twin commercial-duty Rated Power (HP) 20.3 Torque (ft./lbs.) 35.2 Shaft Output Horizontal Crankshaft Q-type Shaft Diameter (in.) 1 Shaft Length (in.) 2 29/32 Shaft Keyway (in.) 1/4, (Key size 6.3mm x 50mm) Shaft End Tapped (Diameter (in.)/Threads per inch) 3/8–24, UNF2B Shaft Rotation (From PTO Shaft Side) Counterclockwise PTO Height (in.) 5 1/4 Cylinders (qty.) 2 Cylinder Bore Integrated Bore x Stroke (in.) 3.1 x 2.8 Compression Ratio 9.3:1 Cooling System Air cooled Air Cleaner Type Dual element/Cylindrical Fuel Tank Not included Fuel Type Gasoline Fuel Pump Boost type Oil Capacity (qt.) 2 Lubrication System Full pressure Low Oil Alert Yes Ignition System Electonic, Digital CDI w/variable ignition timing Governor System Mechanical Carburetor 2-barrel, fuel cut solenoid, inner vent Throttle Control Manual Choke Control Manual Max. RPM 3,600