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Briggs & Stratton Vanguard Vertical Shaft Engine with Electric Start — 23HP, 1 1/8in. x 3 5/32in. Shaft, Model# 386777-3024-G1
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Briggs & Stratton Vanguard Vertical Shaft Engine with Electric Start — 23HP, 1 1/8in. x 3 5/32in. Shaft, Model# 386777-3024-G1

Item# 750230
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Only $1599.99

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Factory Shipped —
Estimated Delivery: 4 - 6 Business Days
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Not Available in Stores

Manufacturer's Warranty: 36 months parts / 36 months labor

Repair Plan — 1 Year
Only $129.99
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Product Summary

Rugged Briggs & Stratton 23 HP Vanguard vertical engine is designed for use with riding lawn mowers and tractors. Easy-start electric ignition and a full-pressure lubrication system ensure a long life for an engine you can depend on.

What's Included

  • (1) Engine, Model# 386777-3024-G1

Features + Benefits

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  • Full-pressure lubrication with oil cooler and spin-on oil filter
  • Fuel tank, muffler, and exhaust manifold not included

Key Specs

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Item#750230
Ship Weight83.0 lbs
Engine Displacement (cc)627
Start TypeElectric
ApplicationRiding mower, lawn tractor
Engine TypeVanguard V-Twin OHV
Rated Power (HP)23
Shaft OutputVertical
Shaft Diameter (in.)1 1/8
Shaft Length (in.)3 5/32
Shaft End Tapped (Diameter (in.)/Threads per inch)7/16–20
Shaft Rotation (From PTO Shaft Side)Counterclockwise
Bearing TypePlain
Cylinders (qty.)2
Cylinder BoreCast iron
Bore x Stroke (in.)2.97 x 2.76
Cooling SystemAir cooled
Air Cleaner TypeDual element
Fuel TankNot included
Fuel TypeGasoline
Oil Capacity (qt.)1.5 (48 oz.)
Lubrication SystemFull pressure
Ignition SystemElectronic
Governor SystemMechanical
CarburetorFloat
Throttle ControlRemote
Max. RPM3,600
Muffler IncludedNo
Bolt Circle (in.)10
Dimensions L x W x H (in.)18 x 16 x 13 1/2

Additional Information

Engine Specs

Customer Reviews

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Product Question + Answer

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Extended Warranty

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Service Protection Plus

Manufacturer Warranty:
36 months parts / 36 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
Repair Plan
Only $129.99
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Only $229.99
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Repair Plan with Accidental Damage
Only $199.99
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Only $299.99
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Briggs & Stratton Vanguard Vertical Shaft Engine with Electric Start — 23HP, 1 1/8in. x 3 5/32in. Shaft, Model# 386777-3024-G1 The price is $1,599.99.
Briggs & Stratton Vanguard Vertical Shaft Engine with Electric Start — 23HP, 1 1/8in. x 3 5/32in. Shaft, Model# 386777-3024-G1
(Not Yet Rated - New)
Item# 750230
Factory Shipped —
Estimated Delivery: 4 - 6 Business Days
Only $1599.99
Hide Similarities
Engine Displacement (cc)
724 724 810 627 627
Start Type
Electric Electric Electric Electric Electric
Application Commercial mower, zero-turn mower, lawn tractor Zero-turn mower, commercial application Zero-turn mower, commercial application Commercial mower, lawn tractor Riding mower, lawn tractor
Engine Type Professional Series V-Twin Commercial Turf Series Commercial Turf Series Vanguard V-Twin OHV Vanguard V-Twin OHV
Rated Power (HP)
- - - 23 23
Shaft Output
Vertical Vertical Vertical Vertical Vertical
Crankshaft 1 x 3 5/32 1 x 3 5/32 1 1/8 x 4 5/16 - -
Shaft Diameter (in.) 1 1 1 1/8 1 1 1/8
Shaft Length (in.) 3 5/32 3 5/32 4 5/16 3 5/32 3 5/32
Shaft Keyway (in.) 1/4 1/4 1/4 1/4 -
Shaft End Tapped (Diameter (in.)/Threads per inch) 7/16-20 7/16-20 7/16-20 7/16–20 7/16–20
Shaft Rotation (From PTO Shaft Side) CCW Counterclockwise CCW Counterclockwise Counterclockwise
Gear Reduction No No No - -
Bearing Type
Ball Ball Ball Plain Plain
Cylinders (qty.)
2 2 2 2 2
Cylinder Bore
Cast iron Cast iron Cast iron Cast iron Cast iron
Bore x Stroke (in.)
3.12 x 2.89 3.12 x 2.89 3.30 x 2.89 2.97 x 2.76 2.97 x 2.76
Compression Ratio 8.5:1 8.5:1 8.5:1 - -
Cooling System
Air cooled Air cooled Air cooled Air cooled Air cooled
Air Cleaner Type
Dual element Cyclonic Cyclonic Dual element Dual element
Fuel Tank Not included No Not included Not included Not included
Fuel Type Gasoline Gasoline Gasoline Gasoline Gasoline
Fuel Pump Yes Yes Yes - -
Fuel Filter Yes Yes Yes - -
Oil Capacity (qt.)
2 2 2 1.5 (48 oz.) 1.5 (48 oz.)
Lubrication System
Full pressure Pressure Pressure Full pressure Full pressure
Low Oil Alert No No No No -
Low Oil Shutdown No No No - -
Ignition System
Electronic Electronic Electronic Electronic Electronic
Governor System
Mechanical Mechanical Mechanical Mechanical Mechanical
Carburetor
Float Float Float Float Float
Throttle Control
Remote Remote Remote Remote Remote
Choke Control Choke-A-Matic Choke-A-Matic Remote - -
Max. RPM
3,300 3,300 3,600 3,300 3,600
Charging System Amps 16 16 16 16 -
Muffler Included
No No No No No
Flywheel Brake No No No - -
Auto Compression Release No No No - -
Bolt Circle (in.)
10 10 10 10 10
Dimensions L x W x H (in.)
18 x 19 1/16 x 14 5/16 23 x 21 x 22 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 Yes Yes -