Briggs & Stratton 356447-0270-G1 Vanguard Engine – 18 HP
Model: 356447-0270-G1
Category: Engines & Power Equipment → Gas Engines → V-Twin Engines
Type: Vanguard V-Twin OHV Engine – 18 HP, Horizontal Shaft (OEM Briggs & Stratton)
The Briggs & Stratton 356447-0270-G1 Vanguard Engine – 18 HP is a premium, commercial-grade V-Twin OHV horizontal shaft engine designed for demanding applications such as pressure washing, industrial equipment, and heavy-duty machinery. Built with Vanguard’s reputation for durability and performance, this engine delivers efficient power, long service life, and reliable operation.
Key Features
18 HP Vanguard V-Twin OHV engine (horizontal shaft)
90° V-Twin design for smoother, cooler operation
Full-pressure lubrication with spin-on oil filter
Oil Guard low-oil shutdown protection
Dual-Clean air filter (paper + foam pre-cleaner)
Cast iron cylinder sleeves for extended engine life
Magnetron electronic ignition system
Electric start for easy operation
Commercial-grade durability and performance
Technical Specifications
Product Name: Vanguard V-Twin Gas Engine
Model / Part Number: 356447-0270-G1
Engine Type: V-Twin OHV
Horsepower: 18 HP
Displacement: 570 cc
Shaft Output: Horizontal
Shaft Dimensions: 1" x 2-29/32"
Start Type: Electric
Max RPM: 3,600
Charging System: 16 Amps
Ignition System: Magnetron Electronic
Lubrication System: Full Pressure
Oil Capacity: 56 oz
Air Cleaner Type: Dual-Clean Element
Low Oil Alert: Yes
Shaft Rotation (PTO Side): Counterclockwise (CCW)
Cylinder Bore: Cast Iron
Bore x Stroke: 2.83" x 2.75"
Carburetor Type: Float
Mounting Base: 7.67" x 4.01"
Bolt Circle: 5", 6.5", 7.75"
PTO Height: 5.248"
Dimensions (L x W x H): 12.29" x 16.10" x 17.25"
Brand: Briggs & Stratton (Vanguard Series, Genuine OEM)
Condition: New
Typical Applications
Pressure washer systems
Industrial and commercial equipment
Generators and power equipment
Lawn and turf equipment
Construction and rental equipment
Performance Benefits
- Longer engine life with cast iron sleeves & full-pressure lubrication
- Reduced maintenance with advanced filtration and oil system
- Improved fuel efficiency and lower emissions
- Reliable starting and operation in all conditions
