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Briggs and Stratton

Briggs & Stratton Professional Series 25HP 44S977-0033 1-1/8" x 4-5/16" Shaft

Price: $1,475.95
Sale Price: $1,178.00
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SKU:
44S977-0033
UPC:
47282113615
Availability:
Free 1-5 day delivery, no tax (except MI)
Weight:
89.00 LBS
Width:
19.25 (in)
Height:
14.25 (in)
Depth:
18.20 (in)

Prop. 65 Warning: This product contains chemicals known to the state of California to cause cancer and birth defects, or other reproductive harm.

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Briggs & Stratton Professional Series 44S977-0033

1-1/8" x 4-5/16" Shaft Vertical Shaft

25hp Engine On Sale And In-Stock

The Briggs & Stratton Professional Series 44S977-0033 engine stands out as a robust, dependable, and adaptable option for zero-turn mowers, riding tractors, and numerous commercial and industrial uses. Boasting a 25 HP output and a 724cc displacement, this engine provides outstanding torque and performance, making it capable of tackling the toughest jobs. Whether you're enhancing your equipment or swapping out an old motor, this engine ensures remarkable durability and efficiency.

This 4-stroke OHV V-Twin engine merges strong power with cutting-edge engineering, resulting in better fuel efficiency and reduced emissions. Featuring a bore and stroke of 3.12" x 2.89", it delivers smooth and dependable performance, making it suitable for a variety of applications. The electric start system ensures easy ignition regardless of weather conditions, reducing downtime and boosting productivity.

The Professional Series label emphasizes the engine's robust design and long-lasting durability. Engineered to endure tough conditions and heavy usage, the 44S977-0033 is equipped with pressure lubrication and a built-in oil cooler, which helps prolong the lifespan of essential parts. With a mechanical governor that maintains consistent engine speed across different loads, this engine is a reliable option for professional landscapers, industrial users, and homeowners.

This Briggs & Stratton engine prioritizes user convenience. It includes features like a cartridge-style air filter and a dipstick located in the crankcase, making regular maintenance easy and hassle-free, which helps minimize downtime and maintenance expenses. Additionally, the 16 AMP charging system guarantees that the engine's electrical parts operate smoothly while keeping your battery fully charged.

This engine, with dimensions of 18.25" x 19.25" x 14.25" and a weight of 89 lbs., boasts a compact design that makes it easy to incorporate into different types of equipment. Its 1-1/8" keyed straight shaft features a 1/4" keyway and a total length of 4-5/16", ensuring it works well with a variety of machinery, such as lawn equipment, garden tractors, and other outdoor power tools.

Carroll Stream Motor Company has been a reliable source for top-notch engines at great prices since 2005. Our engines are designed for full rebuildability, and we have parts easily accessible to guarantee durability and value for your investment. Plus, we offer free shipping on orders within the contiguous United States, along with expert assistance from our dedicated team in Michigan, who are always here to help with any inquiries you might have.

If you have any doubts about compatibility, our knowledgeable team is here to help you find the perfect match for your needs. Don’t hesitate to contact us at 1-888-208-2088 or 248-628-4638 with any questions.

Add Genuine OEM Kawasaki Fuel Treatment. This 12oz bottle is designed to help protect your engine!

Specifications
Make Briggs & Stratton
Model 44S977-0033
Type Small Engine
Fuel Gas Unleaded 86 Octane or Higher
Engine Type 4 Stroke OHV V-Twin
Bore/Stroke 3.12 X 2.89 in
Displacement 724 cc
Max Power 25 HP
Starting Type Electric Start
Charging System 16 AMP W/Regulator
Starting System Stater, 12 Volt Heavy Duty
Dimensions (L x W x H) 18.25 x 19.25 x 14.25 in.
Muffler Included No
Fuel Tank No
Dry Engine Weight 89lbs.
Shaft Type Keyed - Straight
Shaft Diameter 1-1/8" Diameter, 1/4" Keyway
Shaft Length 4-5/16" Total
Shaft I.D. Thread Size 7/16"-20 Drilled and Tapped
Bolt Pattern 4 Bolt
Oil System Pressure lubrication, Oil Cooler
Oil Capacity 2 Qts
Intake Low Vacuum Purge Port
Reduction Type None
Engine Cooling Type Forced Air Cooling
Features
2 Year Limited Consumer Warranty
1 Year Limited Commercial Warranty
Mechanical Governor
4 Stroke OHV Small Engine
Cartridge Style Air Filter
Dipstick in Crankcase
Cross Reference Guide
Kohler: CV750
Accessories
Throttle Linkage Kit
User Manual