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Briggs & Stratton Commercial Turf Series OHV Engine with Electric Start — 810cc, 1 1/8in. x 4 5/16in., Model# 49T877-0004-G1

Item# 42556
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Briggs & Stratton Commercial Turf Series OHV Engine with Electric Start — 810cc, 1 1/8in. x 4 5/16in., Model# 49T877-0004-G1

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Only $959.99
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  • Dura-Bore™ cast iron cylinder withstands wear and abuse while providing improved oil control
  • Dynamically balanced crankshaft minimizes engine vibration for smoother running and longer engine life
  • OHV design runs cooler and cleaner for better fuel economy, more power and longer life
  • Cyclonic air cleaner forces debris away from air cleaner element and ejects it through a one-way valve
  • Advanced debris management deflects dirt away from the engine, into a a high-capacity dual-sealing air cleaner cartridge
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Estimated Delivery: 4 - 6 Business Days
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Product Summary

This Briggs & Stratton Commercial Turf Series OHV Engine with Electric Start is purpose-built for use in zero-turn mowers and in the harsh, demanding conditions where these and other workhorse machines do their jobs. With dust and particle filtration, an advanced debris management system and beefed-up cylinder block structure, this engine has what it takes to make a day's work of the toughest mowing jobs.

What's Included
  • (1) Engine

Features + Benefits

  • Dura-Bore™ cast iron cylinder withstands wear and abuse while providing improved oil control
  • Dynamically balanced crankshaft minimizes engine vibration for smoother running and longer engine life
  • OHV design runs cooler and cleaner for better fuel economy, more power and longer life
  • Cyclonic air cleaner forces debris away from air cleaner element and ejects it through a one-way valve
  • Advanced debris management deflects dirt away from the engine, into a a high-capacity dual-sealing air cleaner cartridge
  • Oil cooler reduces oil temperature, improves lubrication and extends oil change intervals
  • Tool-less air cleaner cover for easy filter changes
Key Specs
Item# 42556
Brand Briggs & Stratton
Manufacturer's Warranty 24 months parts / 24 months labor
Ship Weight 94.0 lbs
Engine Displacement (cc) 810
Start Type Electric
Application Zero-turn mower, commercial application
Engine Type Commercial Turf Series
Shaft Output Vertical
Crankshaft 1 1/8 x 4 5/16
Shaft Diameter (in.) 1 1/8
Shaft Length (in.) 4 5/16
Shaft Keyway (in.) 1/4
Shaft End Tapped (Diameter (in.)/Threads per inch) 7/16-20
Shaft Rotation (From PTO Shaft Side) CCW
Gear Reduction No
Bearing Type Bushing
Cylinders (qty.) 2
Cylinder Bore Cast iron
Bore x Stroke (in.) 3.30 x 2.89
Compression Ratio 8.5:1
Cooling System Air cooled
Air Cleaner Type Cyclonic
Fuel Tank Not included
Fuel Type Gasoline
Fuel Pump Yes
Fuel Filter Yes
Oil Capacity (qt.) 2
Lubrication System Pressure
Low Oil Alert No
Low Oil Shutdown No
Ignition System Electronic
Governor System Mechanical
Carburetor Float
Throttle Control Remote
Choke Control Remote
Max. RPM 3,600
Charging System Amps 16
Muffler Included No
Flywheel Brake No
Auto Compression Release No
Bolt Circle (in.) 10
Dimensions L x W x H (in.) 23 x 21 x 19
EPA/CARB Approval (California Air Resource Board) Yes

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3M Reusable Corded Earplugs — 21dB, Model# 90586-80000
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Item# 174630
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Replacement Parts
Call To Order: 1-800-657-0516

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Sat 7:00 AM - 3:00 PM (Central)

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Item# 42556
Briggs & Stratton Commercial Turf Series OHV Engine with Electric Start — 810cc, 1 1/8in. x 4 5/16in., Model# 49T877-0004-G1 The price is $959.99.
Briggs & Stratton Commercial Turf Series OHV Engine with Electric Start — 810cc, 1 1/8in. x 4 5/16in., Model# 49T877-0004-G1
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Hide Similarities
Engine Displacement (cc)
810 627 627  
Start Type
Electric Electric Electric  
Application Zero-turn mower, commercial application Commercial mower, lawn tractor Riding mower, lawn tractor  
Engine Type Commercial Turf Series Vanguard V-Twin OHV Vanguard V-Twin OHV  
Shaft Output
Vertical Vertical Vertical  
Crankshaft 1 1/8 x 4 5/16 - -  
Shaft Diameter (in.) 1 1/8 1 1 1/8  
Shaft Length (in.) 4 5/16 3 5/32 3 5/32  
Shaft Keyway (in.) 1/4 1/4 -  
Shaft End Tapped (Diameter (in.)/Threads per inch) 7/16-20 7/16–20 7/16–20  
Shaft Rotation (From PTO Shaft Side) CCW Counterclockwise Counterclockwise  
Gear Reduction No - -  
Bearing Type
Bushing Plain Plain  
Cylinders (qty.)
2 2 2  
Cylinder Bore
Cast iron Cast iron Cast iron  
Bore x Stroke (in.)
3.30 x 2.89 2.97 x 2.76 2.97 x 2.76  
Compression Ratio 8.5:1 - -  
Cooling System
Air cooled Air cooled Air cooled  
Air Cleaner Type
Cyclonic Dual element Dual element  
Fuel Tank Not included Not included Not included  
Fuel Type Gasoline Gasoline Gasoline  
Fuel Pump Yes - -  
Fuel Filter Yes - -  
Oil Capacity (qt.)
2 1.5 (48 oz.) 1.5 (48 oz.)  
Lubrication System
Pressure Full pressure Full pressure  
Low Oil Alert No No -  
Low Oil Shutdown No - -  
Ignition System
Electronic Electronic Electronic  
Governor System
Mechanical Mechanical Mechanical  
Carburetor
Float Float Float  
Throttle Control
Remote Remote Remote  
Choke Control Remote - -  
Max. RPM
3,600 3,300 3,600  
Charging System Amps 16 16 -  
Muffler Included
No No No  
Flywheel Brake No - -  
Auto Compression Release No - -  
Bolt Circle (in.)
10 10 10  
Dimensions L x W x H (in.)
23 x 21 x 19 18 x 16 x 13 1/2 18 x 16 x 13 1/2  
EPA/CARB Approval (California Air Resource Board) Yes Yes -