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Briggs & Stratton Professional-Series 875 Commercial Replacement Push Mower Engine — 190cc, 7/8 x 1 13/16in. Shaft, Model# 121S02-2022-F1
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Briggs & Stratton Professional-Series 875 Commercial Replacement Push Mower Engine — 190cc, 7/8 x 1 13/16in. Shaft, Model# 121S02-2022-F1

Item# 41328

Only $329.99
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Factory Shipped —
Estimated Delivery: 6 - 11 Business Days
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Manufacturer's Warranty: 24 months parts / 24 months labor

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Product Summary

The Briggs & Stratton® Professional-Series™ 875 Commercial Replacement Push Mower Engine combines best-in-class power, performance, features and size. It offers consumers and professionals commercial-grade features including easier starting, smoother and quieter operation, increased durability and longer life. U.S.A.

What's Included

  •  (1) Engine

Features + Benefits

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  •  Kool Bore™ aluminum alloy bore for cooler operation
  • ReadyStart® provides easy no-prime, no-choke starts
  •  Large rewind starter reduces pulling difficulty
  • Maintenance-free Magnetron® electronic ignition for quick, dependable starts
  • Mechanical torque control for additional power
  • Composite crankshaft for quiet operation
  • Commercial-grade air cleaner with dual seals for long engine life
  • Overhead valve design for cooler operation and longer valve life
  • Heavy flywheel for operations other than push mowers
  • Certified to CARB Tier III
  •  Meets 2012 EPA Phase 3 standards

Key Specs

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Item#41328
Ship Weight29.0 lbs
Engine Displacement (cc)190
Start TypeRecoil
ApplicationWalk-behind mower
Engine TypeProfessional 875 Series OHV
Torque (ft./lbs.)8.75
Shaft OutputVertical
Crankshaft7/8i n. dia x 1 13/16
Shaft Diameter (in.)7/8
Shaft Length (in.)1 13/16
Shaft Keyway (in.)(2) Woodruff key, 3/16-in. keyway
Shaft End Tapped (Diameter (in.)/Threads per inch)3/8/24
Shaft Rotation (From PTO Shaft Side)CCW
Bearing TypePlain
Cylinders (qty.)1
Cylinder BoreAluminum
Bore x Stroke (in.)2.69 x 2.04
Cooling SystemSplash
Air Cleaner TypeCommercial-grade w/dual seal
Fuel TankYes
Fuel TypeGasoline
Fuel Tank Capacity (qt.)1.6
Fuel PumpNo
Fuel FilterYes
Oil Capacity (qt.)5/8
Lubrication SystemSplash
Low Oil AlertNo
Low Oil ShutdownNo
Ignition SystemElectronic
Governor SystemMechanical
CarburetorFloat
Throttle ControlManual friction, remote
Choke ControlNo choke
Max. RPM3,800
Muffler IncludedYes
Flywheel BrakeYes
Auto Compression ReleaseYes
Bolt Circle (in.)8
Dimensions L x W x H (in.)12 1/4 x 12 1/4 x 13 1/2
EPA/CARB Approval (California Air Resource Board)Yes

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Extended Warranty

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Service Protection Plus

Manufacturer Warranty:
24 months parts / 24 months labor

Protect your purchase beyond the manufacturer's warranty
with Service Protection Plus!

DESCRIPTION (Click More Info for details) 1 Year Extension 2 Year Extension
Extended Warranty Replacement Plan
Only $34.99
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Only $54.99
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Extended Warranty + Accidental Damage Replacement Plan
Only $49.99
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Only $79.99
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Briggs & Stratton Professional-Series 875 Commercial Replacement Push Mower Engine — 190cc, 7/8 x 1 13/16in. Shaft, Model# 121S02-2022-F1 The price is $329.99.
Briggs & Stratton Professional-Series 875 Commercial Replacement Push Mower Engine — 190cc, 7/8 x 1 13/16in. Shaft, Model# 121S02-2022-F1
(Not Yet Rated - New)
Item# 41328
Factory Shipped —
Estimated Delivery: 6 - 11 Business Days
Only $329.99
Hide Similarities
Engine Displacement (cc)
190 190 190 190 190
Start Type
Recoil Recoil Recoil Recoil Recoil
Application Walk-behind mower Walk-behind mower Walk-behind mower Walk-behind mower Walk-behind mower
Engine Type 675 Series 675 Series 675 Series Professional 875 Series OHV Professional 875 Series OHV
Rated Power (HP) Manufacturer no longer rates this engine by HP Manufacturer no longer rates this engine by HP Manufacturer no longer rates this engine by HP Manufacturer no longer rates this engine by HP -
Torque (ft./lbs.)
6.75 6.75 6.75 8.75 8.75
Shaft Output
Vertical Vertical Vertical Vertical Vertical
Crankshaft - - - - 7/8i n. dia x 1 13/16
Shaft Diameter (in.) 7/8 7/8 63/64 (25mm) 7/8 7/8
Shaft Length (in.) 3 5/32 3 5/32 3 5/32 3 5/32 1 13/16
Shaft Keyway (in.)
3/16 3/16 and 2 woodruff key slots 3/16 and 2 woodruff key slots 3/16 and 2 woodruff key slots (2) Woodruff key, 3/16-in. keyway
Shaft End Tapped (Diameter (in.)/Threads per inch) 3/8–24 3/8–24 3/8–24 3/8–24 3/8/24
Shaft Rotation (From PTO Shaft Side) Counterclockwise Counterclockwise Counterclockwise Counterclockwise CCW
Bearing Type
Plain Plain Plain Plain Plain
Cylinders (qty.)
1 1 1 1 1
Cylinder Bore
Aluminum alloy Aluminum alloy Aluminum alloy Aluminum alloy Aluminum
Bore x Stroke (in.)
2.69 x 2.04 2.69 x 2.04 2.69 x 2.04 2.69 x 2.04 2.69 x 2.04
Cooling System
Air cooled Air cooled Air cooled Air cooled Splash
Air Cleaner Type
Automotive type pleated paper Automotive type pleated paper Automotive type pleated paper Commercial-grade w/dual seal Commercial-grade w/dual seal
Fuel Tank Yes Yes Yes Yes Yes
Fuel Type Gasoline Gasoline Gasoline Gasoline Gasoline
Fuel Tank Capacity (qt.)
1.6 1.6 1.6 1.6 1.6
Fuel Pump
- - - - No
Fuel Filter
- - - - Yes
Oil Capacity (qt.)
0.56–0.63 (18-20 oz.) 0.56–0.63 (18–20 oz.) 0.56–0.63 (18-20 oz.) 0.56–0.63 (18–20 oz.) 5/8
Lubrication System
Splash Splash Splash Splash Splash
Low Oil Alert
No No No - No
Low Oil Shutdown
- - - - No
Ignition System
Electronic Electronic Electronic Electronic Electronic
Governor System
Mechanical Mechanical Mechanical Mechanical Mechanical
Carburetor
Float Float Float Float Float
Throttle Control
Manual friction, remote Manual friction Manual friction Manual friction, remote Manual friction, remote
Choke Control
- - - - No choke
Max. RPM
3,100 3,100 3,100 3,100 3,800
Muffler Included
Yes Yes Yes Yes Yes
Flywheel Brake
- Yes Yes Yes Yes
Auto Compression Release
Yes Yes Yes Yes Yes
Bolt Circle (in.)
8 8 8 8 8
Dimensions L x W x H (in.)
13 x 11 1/2 x 9 3/4 13 x 11 1/2 x 9 3/4 13 x 11 1/2 x 9 3/4 15 3/8 x 13 3/4 x 10 12 1/4 x 12 1/4 x 13 1/2
EPA/CARB Approval (California Air Resource Board)
No Yes Yes Yes Yes