Briggs and Stratton 44S977-0033-G1 724cc 25 HP Electric Start Vertical Engine

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SKU: BSN-44S977-0033-G1
  • 1-1/8 x 4-19/64 Crankshaft, Tapped 7/16-20, 1/4 Straight Keyway
  • For use on lawn/garden tractors and ZTR
  • Briggs and Stratton Professional Series Twin Cylinder Air-Cooled 4-Cycle Gas Engine
  • Produces 25 gross HP* - Power levels are stated gross torque per SAE J1995
  • Overhead Valve (OHV) Technology
  • More power, less fuel-use and lower emmisions
  • Runs cooler for longer engine and valve life
  • Dura-Bore Engineering
  • Cast iron cylinder sleeve
  • Keeps the engine running cooler for maximum productivity
  • Mechanical Compression Release
  • Easy, reliable starting
  • Full-Pressure Lubrication w/ Spin-On Oil Filter
  • Assures controlled lubrication for extended component life
  • 12-Volt Electric Start To Save Your Shoulder
  • Includes 16-amp alternator
  • High Capacity Dual-Clean Premium Air Filter
  • Cartridge design w/ foam pre-cleaner keep more debris out of the engine
  • Super-Finished Crank Pin Bearing
  • Reduced friction and wear
  • Chrome Plated Exhaust Valves
  • Reduce valve wear, providing longer life
What's in The Box
  • 724cc 25-Hp Electric Start Vertical Engine
  • Owner's Manual
  • 2-Year Limited Factory Warranty
  • 30 Day Satisfaction Guaranteed
Sku 44S977-0033-G1
Brand Briggs and Stratton
Engine Displacement 724cc
Horsepower 25-Hp
Engine Series Briggs and Stratton Professional Series
Engine Style Vertical
Cylinders 2
Engine Type 4-Cycle OHV
Cooling System Air
Cylinder Bore Type Cast Iron
Bore 3.12 in.
Stroke 2.89 in.
Charging System 16 Amps
Ignition System Electronic Spark
Lubrication Pressurized
Oil Filter Yes
Oil Capacity 64 Oz.
Fuel Gas
Carburetor Float
Crankshaft Rotation Direction Counterclockwise
Shaft Size 1-1/8 in. x 4-19/64 in.
Crankshaft Type Straight
Crankshaft Diameter 1-1/8 in.
Crankshaft Length 4-19/64 in.
Crankshaft End Tapped Size 7/16 in. - 20
Crankshaft Keyway Width 1/4 in.
Length 19.1 in.
Width 18.2 in.
Height 14.3 in.
Product Weight 85 lbs.
Shipping Weight 86 lbs.
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