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Looking for Answers about Briggs & Stratton 850 Professional-Series Commercial Replacement Push Mower Engine - 190cc, 25mm x 3 5/32in. Shaft, Model# 121Q02-2025-F1?

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Customer Questions & Answers for
Briggs & Stratton 850 Professional-Series Commercial Replacement Push Mower Engine - 190cc, 25mm x 3 5/32in. Shaft, Model# 121Q02-2025-F1

Item# 172793
This Briggs & Stratton 850 Professional-Series OHV vertical shaft engine for push mowers has ReadyStart recoil start for easy, no-prime, no-choke starts. U.S.A. Start Type Recoil, Engine Type 850 Professional-series, Auto Compression Release Yes, Muffler Included Yes, Gear Reduction No, Bolt Circle in. 8, Fuel Type Gasoline, Shaft Output Vertical, Low Oil Alert No, Crankshaft 25mm x 3 5/32in., Carburetor Float, Fuel Tank Capacity qt. 1.6, Fuel Filter No, Fuel Pump No, Engine Displacement cc 190, Shaft End Tapped Diameter in./Threads per inch 3/8/24, EPA/CARB Approval California Air Resource Board Yes, Shaft Length in. 3 5/32, Shaft Rotation From PTO Shaft Side CCW, Shaft Keyway in. 2 Woodruff keys and 3/16-in. shaft keyway, Torque ft./lbs. 8.5, Charging System Amps No, Cylinder Bore Cast iron, Cylinders qty. 1, Flywheel Brake Yes, Max. RPM 3,100, Governor System Mechanical, Oil Capacity qt. 18-20oz., Dimensions L x W x H in. 15.4 x 13 x 10, Shaft Diameter in. 25mm, Bore x Stroke in. 2.69 x 2.04, Cooling System Air, Air Cleaner Type Commercial-grade w/dual seal, Application Walk-behind mower, Bearing Type Ball on PTO end, DU on flywheel, Low Oil Shutdown No, Lubrication System Splash, Throttle Control Remote or manual friction, Ignition System Electronic, Fuel Tank Yes. 8in. bolt circle Cast iron cylinder bore Commercial-grade air filters with dual seals Large-tube muffler reduces noise levels
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Questions & Answers for Briggs & Stratton 850 Professional-Series Commercial Replacement Push Mower Engine - 190cc, 25mm x 3 5/32in. Shaft, Model# 121Q02-2025-F1

Question

what is the shaft key way dimension

asked 2 years ago
by
cono
 - marysville wa
on Briggs & Stratton 850 Professional-Series Commercial Replacement Push Mower Engine - 190cc, 25mm x 3 5/32in. Shaft, Model# 121Q02-2025-F1
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Staff Answer
This Briggs & Stratton 850 Professional-Series Commercial Replacement Push Mower Engine has a 3/16" key-way. It also comes with 2 woodruff keys.
answered 2 years ago
by
ProductExpert13
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