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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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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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Was $1349.99
Sale $1279.99

Save $70.00

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  • Full-pressure lubrication with oil cooler and spin-on oil filter
  • Fuel tank, muffler, and exhaust manifold not included
Factory Shipped —
Estimated Delivery: 4 - 6 Business Days
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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

  • Full-pressure lubrication with oil cooler and spin-on oil filter
  • Fuel tank, muffler, and exhaust manifold not included
Key Specs
Item# 750230
Brand Briggs & Stratton
Manufacturer's Warranty 36 months parts / 36 months labor
Ship Weight 83.0 lbs
Engine Displacement (cc) 627
Start Type Electric
Application Riding mower, lawn tractor
Engine Type Vanguard V-Twin OHV
Shaft Output Vertical
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 Type Plain
Cylinders (qty.) 2
Cylinder Bore Cast iron
Bore x Stroke (in.) 2.97 x 2.76
Cooling System Air cooled
Air Cleaner Type Dual element
Fuel Tank Not included
Fuel Type Gasoline
Oil Capacity (qt.) 1.5 (48 oz.)
Lubrication System Full pressure
Ignition System Electronic
Governor System Mechanical
Carburetor Float
Throttle Control Remote
Max. RPM 3,600
Muffler Included No
Bolt Circle (in.) 10
Dimensions L x W x H (in.) 18 x 16 x 13 1/2

Customer Reviews

Product Question + Answer
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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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 $1,279.99.
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
Was $1349.99
Sale $1279.99
Save $70.00
(Not Yet Rated - New)
Item# 702310
Factory Shipped —
Estimated Delivery: 4 - 6 Business Days
Only $1299.99
Hide Similarities
Engine Displacement (cc)
724 810 627 627  
Start Type
Electric Electric Electric Electric  
Application Zero-turn mower, commercial application Zero-turn mower, commercial application Riding mower, lawn tractor Commercial mower, lawn tractor  
Engine Type Commercial Turf Series Commercial Turf Series Vanguard V-Twin OHV Vanguard V-Twin OHV  
Shaft Output
Vertical Vertical Vertical Vertical  
Crankshaft 1 x 3 5/32 1 1/8 x 4 5/16 - -  
Shaft Diameter (in.) 1 1 1/8 1 1/8 1  
Shaft Length (in.) 3 5/32 4 5/16 3 5/32 3 5/32  
Shaft Keyway (in.)
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  
Shaft Rotation (From PTO Shaft Side) Counterclockwise CCW Counterclockwise Counterclockwise  
Gear Reduction No No - -  
Bearing Type
Ball Bushing Plain Plain  
Cylinders (qty.)
2 2 2 2  
Cylinder Bore
Cast iron Cast iron Cast iron Cast iron  
Bore x Stroke (in.)
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 - -  
Cooling System
Air cooled Air cooled Air cooled Air cooled  
Air Cleaner Type
Cyclonic Cyclonic Dual element Dual element  
Fuel Tank No Not included Not included Not included  
Fuel Type Gasoline Gasoline Gasoline Gasoline  
Fuel Pump Yes Yes - -  
Fuel Filter Yes Yes - -  
Oil Capacity (qt.)
2 2 1.5 (48 oz.) 1.5 (48 oz.)  
Lubrication System
Pressure Pressure Full pressure Full pressure  
Low Oil Alert
No No - No  
Low Oil Shutdown No No - -  
Ignition System
Electronic Electronic Electronic Electronic  
Governor System
Mechanical Mechanical Mechanical Mechanical  
Carburetor
Float Float Float Float  
Throttle Control
Remote Remote Remote Remote  
Choke Control Choke-A-Matic Remote - -  
Max. RPM
3,300 3,600 3,600 3,300  
Charging System Amps 16 16 - 16  
Muffler Included
No No No No  
Flywheel Brake No No - -  
Auto Compression Release No No - -  
Bolt Circle (in.)
10 10 10 10  
Dimensions L x W x H (in.)
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