Product Description
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Briggs & Stratton 31R7770010B5CC0001 – 4175 Intek OHV Engine: Premium 17.5HP Vertical Crankshaft Power for Serious Lawn & Garden Performance
The Briggs & Stratton 31R7770010B5CC0001 – 4175 Intek OHV Vertical Crankshaft Engine is a high-performance replacement engine designed for users who demand durability, smooth operation, and exceptional reliability from their outdoor power equipment. Delivering a strong 17.5HP/12.9kW (Gross) output with 30.66Nm of torque, this engine is engineered for heavy-duty lawn tractors, garden machinery, and other vertical?shaft applications that require consistent power under demanding workloads.
With advanced pressure lubrication, a full-flow oil filter, and a cast-iron cylinder sleeve, this engine provides superior lubrication, reduced wear, and long operating life—making it ideal for professionals and homeowners maintaining large or challenging landscapes.
Powerful 17.5HP Performance for Demanding Tasks
The 31R7770010B5CC0001 model delivers exceptional performance thanks to its 501cc single-cylinder design and Briggs & Stratton’s proven Intek OHV technology. This combination ensures higher torque, improved combustion efficiency, and cooler running temperatures—even in long mowing sessions or tough grass conditions.
Performance advantages include:
- Strong low-end torque for cutting thicker grass
- Improved fuel efficiency
- Cooler operation for extended engine life
- Reduced vibration with a heavy flywheel and damping system
Whether you are mowing large areas, running attachments, or powering a garden tractor under load, this engine delivers dependable output when it matters most.
Premium Pressure Lubrication System With Oil Filter
Unlike splash-lubricated engines, this Intek model features full pressure lubrication—similar to an automotive engine. This system ensures continuous, even oil distribution across critical components, improving durability and reducing maintenance costs.
Benefits of pressure lubrication:
- Superior protection during slopes or uneven terrain
- Cleaner, longer-lasting oil thanks to the full-flow oil filter
- Reduced wear on internal parts
- Higher reliability in commercial or frequent-use applications
Durable Cast-Iron Sleeved Cylinder for Long Service Life
Designed for heavy use and harsh environments, the cast-iron cylinder sleeve dramatically improves resistance to wear and heat. It ensures the engine maintains strong compression and reliability over time, even during demanding workloads. This makes the 4175 Intek OHV engine a perfect upgrade for older machines or equipment that needs a long-lasting replacement.
Easy Starting & Reliable Operation With Electric Start
The engine features an electric start system, making ignition effortless. The 9-amp charging system keeps the battery topped up during operation—ideal for machinery that uses electric PTOs, headlights, or dashboard accessories.
A built-in fuel pump provides consistent fuel delivery, supporting both standard and remote-mounted fuel tanks.
A factory-installed muffler is included, making installation more convenient and reducing overall noise levels. (Please note that the supplied muffler may not be suitable for all applications. In those cases, simply remove the supplied muffler and connect the original to the new engine).
Ideal Replacement for a Wide Range of Applications
The engine is equipped with a 1-inch (25.4mm) diameter vertical crankshaft measuring 3.15 inches (80.19mm) in length—one of the most widely used configurations. This enables compatibility with many ride-on mower brands and makes it an excellent replacement option for a wide range of equipment, such as, lawn tractors, Garden tractors, Heavy-duty domestic mowing, Commercial grounds maintenance, Vertical-shaft garden equipment.
Its rugged design, pressure lubrication, and high torque make it the perfect replacement choice for operators who need maximum reliability and long service life.
To make installation and commissioning even easier, free engine oil is included—everything you need to get up and running quickly and correctly.
Why Choose a Genuine Briggs & Stratton Replacement Engine?
- Reliable 17.5 HP performance ideal for lawn tractors and garden machinery.
- Cast-iron sleeve for exceptional durability.
- Electric start for ease of use.
- Fuel pump and 9-amp charging system for dependable operation.
- Vertical 1" diameter crankshaft compatible with many OEM models.
- Intek OHV technology for improved power, cooler running, and better fuel efficiency.
- Backed by Briggs & Stratton engineering—a trusted name in small engines worldwide.
A Smart Investment for Long-Term Value
Purchasing a genuine Briggs & Stratton replacement engine ensures you are getting the quality, engineering excellence, and part compatibility that aftermarket substitutes simply cannot match. The 4175 Intek OHV vertical crankshaft engine with pressure lubrication is built for longevity, engineered for efficiency, and designed to provide years of dependable service—making it an ideal choice for both homeowners, landowners and professional user alike.
Specification
Series: 4175 Intek OHV
Cylinder/s: Single
Cylinder type: Cast Iron Sleeved
Power: 17.5 HP /12.9 kW Gross* (30.66 Nm @ 3600 rpm**)
Capacity: 500 cm³/cc
Fuel type: Petrol
Cooling system type: Air
Crankshaft position: Vertical
Crankshaft type: Straight
Crankshaft diameter: 1” (25.4 mm)
Crankshaft length: 3.15” (80.19 mm)
Flywheel type: Heavy
Anti-vibration system: Yes
Top No Load rpm: 3300 +/- 100
Charging system: 9 Amp
Recoil starter: No
Electric starter: Yes
Fuel pump: Yes
Oil filter: Yes (Pressure lubrication)
Low oil cut off: No
Muffler: Yes
Fuel tank: No
Oil capacity: 1.4 ltr*
* Approximately
** All torque levels are stated gross Nm per SAE J1940 as rated by Briggs & Stratton.
FREE Engine Oil to commission the engine is included.
Always read owners manual prior to commissioning engine. Damage caused by improper installation are not warrantable.
Shipping restrictions may apply. Please contact us for confirmation if the required delivery destination is outside of the UK.
IMPORTANT NOTE: If you are not completely sure that this engine will suit your intended application, please contact us with your original engine details first, (in the case of Briggs, the Model, Type and Code numbers). One of our Briggs trained staff will then be able to confirm whether this engine is suitable, and if not, assist with identification of the correct engine for your requirements.
01747 356048
