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Honda Vertical OHC Engine — 187cc, GSV Series, 1in. x 3 5/32in. Shaft, Model# GSV190LAA3T

Item# 44365
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Honda Vertical OHC Engine — 187cc, GSV Series, 1in. x 3 5/32in. Shaft, Model# GSV190LAA3T

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Was $299.99
Sale $279.99

Save $20.00

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  • Incredibly quiet and has an internal timing belt
  • Compact, lightweight, air-cooled 4-stroke single cylinder engine is a great choice for home and light industrial use
  • Common applications include pressure washers, lawn mowers, commercial lawn and garden
  • Does not fit Honda PE Products with metric shaft
  • Toro Spec for Commercial Lawn Equipment
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Product Summary

The Honda Vertical OHC Engine offers the best of two worlds. Higher durability, with features like a cast iron cylinder liner and three-piece oil control, plus the benefits of a lightweight, compact, quiet OHC design. It's an excellent choice for demanding homeowner applications and commercial equipment alike.

What's Included
  •  (1) Engine

Features + Benefits

  • Incredibly quiet and has an internal timing belt
  • Compact, lightweight, air-cooled 4-stroke single cylinder engine is a great choice for home and light industrial use
  • Common applications include pressure washers, lawn mowers, commercial lawn and garden
  • Does not fit Honda PE Products with metric shaft
  • Toro Spec for Commercial Lawn Equipment
Key Specs
Item# 44365
Brand Honda Engines
Manufacturer's Warranty 2 years consumer use / 1 year commercial use
Ship Weight 35.0 lbs
Engine Displacement (cc) 187
Start Type Recoil
Application Toro commercial lawn equipment
Engine Type GSV series OHC
Net Power Output (HP) 5.1 (3.8 kW) at 3,600 RPM
Net Torque (lbs./ft.) 8.3 (11.3 Nm) at 2,500 RPM
Shaft Output Vertical
Crankshaft S3 type
Shaft Diameter (in.) 1
Shaft Length (in.) 3 5/32
Shaft Keyway (in.) 3/16
Shaft End Tapped (Diameter (in.)/Threads per inch) 3/8–24
Shaft Rotation (From PTO Shaft Side) Counterclockwise
Bearing Type Ball
Cylinders (qty.) 1
Cylinder Bore Cast iron
Bore x Stroke (in.) 2.7 x 2
Compression Ratio 8.5:1
Cooling System Air cooled
Air Cleaner Type Dual element
Fuel Tank Yes
Fuel Type Gasoline
Fuel Tank Capacity (qt.) 0.98
Fuel Pump Yes
Fuel Filter Yes
Oil Capacity (qt.) 0.58
Lubrication System Forced splash
Ignition System Electronic
Governor System Centrifugal mechanical
Carburetor Horizontal butterfly valve
Throttle Control Remote
Choke Control Remote (wire)
Max. RPM 3,600
Muffler Included Yes
Flywheel Brake Yes
Auto Compression Release Yes
Bolt Circle (in.) 8 1/2
Dimensions L x W x H (in.) 14 3/5 x 13 1/2 x 13 4/5
EPA/CARB Approval (California Air Resource Board) Yes

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Product Question + Answer
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Replacement Parts
Call To Order: 1-800-657-0516

Mon - Fri 7:00 AM - 6:00 PM (Central)
Sat 7:00 AM - 3:00 PM (Central)

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Honda Vertical OHC Engine — 187cc, GSV Series, 1in. x 3 5/32in. Shaft, Model# GSV190LAA3T The price is $279.99.
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Engine Displacement (cc)
160 187 187 187 163
Start Type
Recoil Recoil Recoil Recoil Recoil
Application Lawn mower, chipper/vac, log splitter, pressure washer Pressure washer, tiller, log splitter, walk-behind trimmer Toro commercial lawn equipment Billy Goat lawn vac, commercial mower Walk-behind mower
Engine Type GCV series OHV commercial-duty GCV series OHC consumer/commercial GSV series OHC GSV series OHC GXV series OHV commercial-duty
Net Power Output (HP) 4.4 (3.3 kW) at 3,600 RPM 5.1 (3.8 kW) at 3,600 RPM 5.1 (3.8 kW) at 3,600 RPM 5.1 (3.8 kW) at 3,600 RPM 4.3 (3.2 kW) at 3,600 RPM
Net Torque (lbs./ft.) 6.9 (9.4 Nm) at 2,500 RPM 8.3 (11.3 Nm) at 2,500 RPM 8.3 (11.3 Nm) at 2,500 RPM 8.3 (11.3 Nm) at 2,500 RPM 7.1 (9.6 Nm) at 2,500 RPM
Shaft Output
Vertical Vertical Vertical Vertical Vertical
Crankshaft N3 type N5 type vertical S3 type N1 type -
Shaft Diameter (in.) 63/64 (25mm) 7/8 1 7/8 7/8
Shaft Length (in.) 3 5/32 1 15/16 (49mm) 3 5/32 3 5/32 3 3/16
Shaft Keyway (in.) - 3/16 3/16 3/16 -
Shaft End Tapped (Diameter (in.)/Threads per inch) - - 3/8–24 3/8–24 3/8–24
Shaft Rotation (From PTO Shaft Side) Counterclockwise Counterclockwise Counterclockwise Counterclockwise Counterclockwise
Bearing Type - Oil seal Ball Ball -
Cylinders (qty.)
1 1 1 1 1
Cylinder Bore
Aluminum alloy Aluminum alloy Cast iron Cast iron Cast iron
Bore x Stroke (in.)
2.5 x 2.0 2.7 x 2 2.7 x 2 2.7 x 2.0 2.7 x 1.8
Compression Ratio
8.5:1 8.5:1 8.5:1 8.5:1 8.0:1
Cooling System
Air cooled Air cooled Air cooled Air cooled Air cooled
Air Cleaner Type
Dry (paper) type Dry (paper) Dual element Dual element Dual element
Fuel Tank Yes Yes Yes Yes Yes
Fuel Type Gasoline Gasoline Gasoline Gasoline Gasoline
Fuel Tank Capacity (qt.)
0.98 0.98 0.98 0.98 1.9
Fuel Pump - - Yes Yes -
Fuel Filter - Yes Yes Yes -
Oil Capacity (qt.)
0.58 0.58 0.58 0.58 0.69
Lubrication System
Forced splash Forced splash Forced splash Forced splash Forced splash
Low Oil Alert - No - - -
Low Oil Shutdown - No - - -
Ignition System
Electronic Electronic Electronic Electronic Electronic
Governor System
Centrifugal mechanical Centrifugal mechanical Centrifugal mechanical Centrifugal mechanical Centrifugal mechanical
Carburetor
Float Horizontal butterfly valve Horizontal butterfly valve Horizontal butterfly valve Float
Throttle Control
- Fixed Remote Remote Manual
Choke Control
- Manual Remote (wire) Remote (wire) Remote (wire)
Max. RPM
3,600 3,600 3,600 3,600 3,600
Muffler Included
Yes Yes Yes Yes Yes
Flywheel Brake
Yes No Yes Yes Yes
Auto Compression Release
- Yes Yes Yes Yes
Bolt Circle (in.)
8 1/2 8 1/2 8 1/2 8 8
Dimensions L x W x H (in.)
14 3/8 x 13 x 13 13/16 14 3/8 x 13 x 13 13/16 14 3/5 x 13 1/2 x 13 4/5 14 3/5 x 13 1/2 x 13 4/5 16 5/16 x 14 1/8 x 13 7/8
EPA/CARB Approval (California Air Resource Board)
Yes Yes Yes Yes Yes