Description Briggs Stratton 356447-0050-G1 horizontal Vanguard engine is 570cc and puts out 18.0 HP (maximum horsepower). This Vanguard V-twin has a 1″ x 3-1/4″ threaded crankshaft and comes equipped with an electric starter with recoil back-up, 16-amp charging system, fuel pump and oil filter. Muffler and fuel tank are not included. Briggs Stratton Vanguard engines are designed with advanced technologies and integrated components to be both compact and powerful enough to take on the most demanding commercial jobs. Common applications include power packs and generators, commercial mowers and golf and turf equipment. Buyer protection package provides three-year limited consumer engine warranty. 50-State CARB Compliant. All engines purchased from us ship for free and are foam packed for added protection during transit. Key Specifications BRAND Briggs Stratton MODEL NUMBER 356447-0050-G1 REPLACES MODELS 356447-3077-G1, 356447-0077-E1, 356447-0077-G1, 356447-0189-G1, 356447-0189-E1, 356447-0171-G1, 356447-0171-E1, 350447-1377-E1, 350447-1110-E1, 350447-1080-E1, 350447-1080-A1, 350447-1077-E1, 350447-1077-A2, 350447-1077-A1, 350447-0080-01, 350447-0077-01, 350447-1080, 350442-1172-A1, 294447-0325-01 WARRANTY 3 Year Consumer & Commercial SHIPPING WEIGHT 94 DISPLACEMENT 570cc STARTER TYPE Electric with Recoil Backup CRANKSHAFT ORIENTATION Horizontal CRANKSHAFT TYPE Threaded FUEL SYSTEM Gasoline GEAR REDUCTION No CRANKSHAFT DIMENSIONS 1″-14 x 3-21/32″ CRANKSHAFT DIAMETER 1″-14 CRANKSHAFT LENGTH 3-21/32″ CRANKSHAFT END TAPPED SIZE N/A CRANKSHAFT ROTATION DIRECTION (FROM PTO SIDE) Counterclockwise BEARING TYPE Ball CYLINDERS 2 CYLINDER BORE TYPE Cast Iron Sleeve AIR CLEANER TYPE Dual Element FUEL TANK No FUEL PUMP Yes OIL COOLER No OIL CAPACITY 48 LOW OIL ALERT Yes LOW OIL SHUTDOWN No IGNITION SYSTEM Electronic CARBURETOR TYPE Float CHOKE CONTROL Manual and Remote MAX RPM 3600 CHARGING SYSTEM 16 BOLT CIRCLE 5, 6-1/2, 7-3/4 FLYWHEEL Heavy NOTES Engine Notes: PTO HEIGHT 5 – 1/4