Briggs Stratton 356776 – 18HP V-Twin Vertical Engine

Description

Briggs & Stratton 356776 – 18HP V-Twin Vertical Shaft Engine

Description: Heavy-duty 18HP V-Twin vertical shaft engine designed for riding mowers, garden tractors, and commercial turf equipment with smooth power delivery and long service life.

The Briggs & Stratton 356776 is a high-performance 18 horsepower V-Twin vertical shaft engine designed for riding lawn mowers, garden tractors, and professional turf maintenance equipment. Built for durability and smooth operation, it delivers strong torque with reduced vibration, making it ideal for demanding cutting and towing applications.

Its V-Twin OHV configuration provides better balance, quieter operation, and improved cooling compared to single-cylinder engines. This results in more efficient performance under heavy load conditions, especially during long mowing sessions or commercial landscaping work.

Engineered with premium components such as pressure lubrication and heavy-duty air filtration, the 356776 is built to handle continuous use while maintaining reliability and engine longevity.

Key Features

• 18HP V-Twin power for smooth heavy-duty performance
• Reduced vibration and quieter operation vs single-cylinder engines
• Electric start for easy and reliable ignition
• OHV design improves efficiency and cooling
• Ideal for riding mowers and garden tractors
• Durable cast iron cylinder sleeves for long engine life
• Heavy-duty air filtration for dusty environments
• Fuel-efficient operation under continuous load
• Easy maintenance and OEM replacement compatibility
• Available in EPA/CARB compliant configurations

Applications

• Riding lawn mowers
• Garden tractors
• Commercial landscaping equipment
• Turf maintenance machines
• Property maintenance and groundskeeping

Briggs Stratton 356776 – 18HP V-Twin Vertical Engine: Buying Considerations

The Briggs & Stratton 356776 is an 18HP V-Twin vertical shaft engine designed for riding mowers and commercial turf equipment. It delivers smooth, powerful, and efficient performance with reduced vibration and long-lasting durability.

Before ordering the Briggs Stratton 356776 – 18HP V-Twin Vertical Engine from Briggs & Stratton, review the points below against your actual site conditions and workload. Published specifications describe the equipment under test conditions, and real-world performance depends on how closely your application matches those conditions. Buyers in the United States, Canada, and Asia should also confirm local voltage and frequency requirements, applicable safety or emissions standards, and freight or import logistics for the destination before finalizing an order.

What to Check Before You Buy

• Record shaft diameter, length, and keyway dimensions precisely before ordering a replacement engine – a mismatch here is the most common return reason.
• Match governed RPM and horsepower to the original equipment's rating; an engine that runs faster or slower than specified can affect the driven equipment's performance and safety.
• Verify crankshaft height and mounting bolt pattern against the equipment being repowered.
• Confirm control layout (throttle, choke, kill switch location) is compatible with the existing equipment's control linkage.

Can a horizontal shaft engine be used where a vertical shaft engine is specified?

No – shaft orientation is determined by how the engine mounts to the driven equipment (most vertical-shaft applications are mowers and similar equipment where the blade or implement mounts directly below the engine). The two are not interchangeable without a mounting adapter, and most equipment is only rated for one orientation.

For sizing help across the full Vertical Engines category, compare specifications side by side before committing to a specific model, and confirm current pricing, availability, and freight details for your location. Keep the supplier data sheet and any acceptance criteria on record for future maintenance and replacement decisions.