The Briggs & Stratton^® Vanguard^® BIG BLOCK^™ EFI engine found on select Scag^® mower models is a proven performer with power and reliability. Features include:

• V-Twin OHV technology.
• Advanced debris management.
• Dual ball bearings.
• Dura-Bore cast-iron cylinder sleeve.
• Oxygen sensor—closed-loop system.
• High-pressure fuel-pump module.
• Electric-control module (ECU).
• Full-pressure lubrication with spin-on oil filter.
• Centrally located oil pump and pickup.
• Oil cooler.
• Heavy-duty cylinder and sump.
• High-efficiency head design.
• Lightweight piston and ring package.
• Dynamically balanced crankshaft.
• Five-inch, centrifugal, multi-stage air cleaner.
• Industrial-grade solenoid shift starter.
• Magnetron® electronic ignition.
• Engineered-resin blower housing, phase-modulated flywheel fan, and large-volume Super Lo-Tone muffler.

* Note: Engine specifications based upon manufacturer-supplied information. All specifications subject to change at any time without notice or obligation. Engine specifications may vary by model.