Description:

Our PXi Series V-Twin riding mower engines give you premium power and features to handle the big jobs. The enhanced components are extremely durable, and premium air, oil and fuel filters keep the engine running clean to extend engine life. Our optional starting technologies provide reliable, automotive-style starting in all weather conditions – from minus 20°F up to 120°F.

• Advanced Debris Management System – Helps our engines run cleaner and longer by deflecting and ejecting grass and debris, providing a longer life.
• Full Pressure Lubrication System – Continuously feeds oil through the premium oil filter and crankshaft bearing for enhanced durability and longer engine life.
• Optional no choke starting with ReadyStart® for Ride
• Gross Horsepower (HP): 20.0 - 25.0
• Engine Displacement (cc): 656 - 724
• Engine Fuel: Gas
• Oil Capacity (oz): 64 - 67

Features:

• Made in the USA: Made in the USA of US and global parts.
• Advanced Debris Management System: Keeps the engine clean by deflecting and ejecting grass and debris for a longer engine life.
• Qualified 67% Longer Engine Life: When compared to expected life standards of a Briggs & Stratton Intek™.
• Full Pressure Lube System: Reduces component wear for longer engine life.
• V-Twin Engine: For more power, comfort, and durability.

Specification:

• Model Number: 40S7
• Gross Horsepower (ft-lbs): 18
• Engine Displacement (cc): 656
• Number of Cylinders: V-Twin
• Engine Configuration: Vertical Shaft
• OHV Engine: true
• Length (in): 19.1
• Width (in): 18.2
• Height (in): 14.3
• Weight (lbs): 84
• Bore (in): 2.97
• Stroke (in): 2.89
• Engine Fuel: Gasoline
• Fuel Tank Capacity (gal): N/A
• Lubrication System: Full Pressure Lubrication
• Oil Capacity (oz): 64
• Oil Filter: Premium
• Starter: Electric Start
• Air Filter: Dual Element Cartridge with Advanced Debris Management
• Muffler: N/A
• Fuel Shutoff Valve: Optional

Notes: All power levels are stated gross torque at 2600 rpm per SAE J1940 as rated by Briggs & Stratton.