Briggs & Stratton 44S977-0032

25hp 724cc Engine

Vertical Shaft Engine

The Briggs & Stratton 44S977-0032 engine stands out for its impressive performance, dependability, and efficiency, making it perfect for both home and commercial use. Boasting a powerful 25 HP and a 724cc displacement, this engine is well-suited for zero-turn mowers, riding lawn tractors, and various industrial and commercial equipment. Its sturdy build and fuel-saving features allow it to handle challenging tasks effortlessly while helping to lower operating expenses in the long run.

This 4-stroke OHV V-Twin engine is designed for top-notch performance and long-lasting durability. With a bore and stroke of 3.12" x 2.89", it produces a steady power output of 25 HP. The air-cooled system helps keep operating temperatures in check, providing reliable performance even during prolonged use. Its pressure lubrication system, along with a built-in oil cooler, reduces wear and extends the engine's life, making it a trustworthy option for tough tasks.

The 44S977-0032 features a 12-volt electric start system that guarantees fast and dependable ignition, reducing downtime and allowing for smooth operation. With its compact dimensions of 18.25" x 19.25" x 14.25" and a lightweight design of only 89 lbs., it can be easily incorporated into different equipment configurations. The keyed straight shaft, which has a diameter of 1" and a 1/4" keyway, provides compatibility with a variety of equipment.

Briggs & Stratton has crafted this engine to prioritize fuel efficiency and environmental impact. It runs on unleaded gasoline with an octane rating of 86 or higher, providing excellent power while generating fewer emissions than comparable models. This makes it a greener choice that doesn’t compromise on performance.

The Briggs & Stratton 44S977-0032 engine is designed for durability, utilizing top-notch materials and cutting-edge engineering. With its mechanical governor and cartridge-style air filter, it guarantees reliable and steady performance. The 4-bolt mounting pattern adds extra stability, making it ideal for demanding applications. Plus, it comes with a 2-Year Limited Consumer Warranty and a 1-Year Limited Commercial Warranty, ensuring confidence for both home and business users.

Carroll Stream Motor Company has been a reliable source for high-quality engines since 2005. We pride ourselves on offering competitive pricing, quick and free shipping across the contiguous United States, and knowledgeable customer support to assist you in selecting the ideal engine for your requirements. Every engine we provide is fully rebuildable, with easily accessible parts, guaranteeing that your investment will last for years to come.

Enhance your gear with the Briggs & Stratton 44S977-0032 Professional Series 25HP Engine for exceptional performance and dependability. Place your order now to take advantage of our competitive prices and enjoy free shipping across the lower 48 states.

Use to Replace Model Numbers:

441777-0110-B1, 441777-0110-E1, 445577-1125-B1, 445677-0110-B1, 445677-0110-E1, 445677-0113-B1, 445677-0413-B1, 445677-0413-E1, 445677-0420-B1, 445677-0420-E1, 445677-0421-B1, 445677-0503-B1, 445677-0503-E1, 445677-0725-B1, 445677-0725-E1, 445677-0758-B1, 445677-0758-E1, 445677-0827-B1, 445677-0827-E1, 445677-1113-B1, 445777-0027-E1, 445777-0027-E2, 445777-0112-E1, 445777-0112-E2, 445777-0112-E3, 445777-0113-E1, 445777-0114-E1, 445777-0115-E1, 445777-0116-E1, 445777-0117-E1, 445777-0122-E1, 445777-0126-E1, 445777-0127-E1, 445777-0127-E2, 445777-0129-E1, 445777-0133-E1, 445777-0134-E1, 445777-0135-E1, 445777-0154-E1, 445777-0168-E1, 445777-0172-E1, 445777-0200-E1, 445777-0211-E1, 445777-0231-E1, 445777-0248-E1, 445777-0263-E1, 445777-0352-B1, 445777-0352-E1, 445777-0539-E1, 445777-0560-E1, 445877-0130-B1, 445877-0130-E1, 445877-0130-E2, 445877-0135-B1, 445877-0135-E1, 445877-0136-B1, 445877-0136-E1, 445877-0502-B1, 445877-0502-E1, 445877-0829-B1, 445877-0829-E1, 445877-1105-B1, 446677-0126-B1, 446677-0126-E1, 446677-0366-E1, 446677-0463-E1, 446777-0027-E1, 446777-0027-E2, 446777-0106-E1, 446777-0108-E1, 446777-0115-E1, 446777-0117-E1, 446777-0127-E1, 446777-0165-E1, 446777-0197-E1, 446777-0219-E1, 446777-0245-E1, 446777-0246-E1, 446777-0264-E1, 446777-0362-E1, 446877-0027-E1, 446977-0472-E1, 44M777-0110-B1, 44M777-0110-E1, 44M777-0110-G1, 44M777-0113-B1, 44M777-0113-E1,44M777-0113-G1, 44M777-0118-B1, 44M777-0118-E1, 44M777-0119-B1, 44M777-0119-E1, 44M777-0119-G1, 44M777-0121-B1, 44M777-0121-E1,44M777-0121-G1, 44M777-0122-B1, 44M777-0122-B2, 44M777-0123-G1,44M777-0123-G2, 44M777-0124-B1, 44M777-0125-B1, 44P777-0027-B1, 44P777-0027-E1, 44P777-0027-G1, 44P777-0127, 44Q777-0027-E1, 44Q777-0027-G1, 44Q777-0137, 44Q777-3137, 44Q777-3137, 44Q777-0137, 44Q777-0027-01, 44Q777-0027-E1, 44Q777-0027-E2, 44Q777-0027-E3, 44Q777-0027-E4, 44Q777-0027-E9, 44Q777-0027-B1, 44Q777-0027-B2, 44Q777-0027-B3, 44Q777-0027-B9, 44Q777-0027-02, 44Q777-0027-E7, 44Q777-0127, 441777-0110-B1, 441777-0110-E1, 445577-1125-B1, 445677-0110-B1, 445677-0110-E1, 445677-0113-B1, 445677-0413-B1, 445677-0413-E1, 445677-0420-B1, 445677-0420-E1, 445677-0421-B1, 445677-0503-B1, 445677-0503-E1, 445677-0725-B1, 445677-0725-E1, 445677-0758-B1, 445677-0758-E1, 445677-0827-B1, 445677-0827-E1, 445677-1113-B1, 445777-0112-E1, 445777-0112-E2, 445777-0112-E3, 445777-0113-E1, 445777-0114-E1, 445777-0115-E1, 445777-0116-E1, 445777-0117-E1, 445777-0122-E1, 445777-0126-E1, 445777-0127-E1, 445777-0127-E2, 445777-0129-E1, 445777-0133-E1, 445777-0134-E1, 445777-0135-E1, 445777-0154-E1, 445777-0168-E1, 445777-0172-E1, 445777-0200-E1, 445777-0211-E1, 445777-0231-E1, 445777-0248-E1, 445777-0263-E1, 445777-0352-B1, 445777-0352-E1, 445777-0539-E1, 445777-0560-E1, 445877-0130-B1, 445877-0130-E1, 445877-0130-E2, 445877-0135-B1, 445877-0135-E1, 445877-0136-B1, 445877-0136-E1, 445877-0502-B1, 445877-0502-E1, 445877-0829-B1, 445877-0829-E1, 445877-1105-B1, 446677-0126-B1, 446677-0126-E1, 446677-0366-E1, 446677-0463-E1, 446777-0027-E1, 446777-0027-E2, 446777-0106-E1, 446777-0108-E1, 446777-0115-E1, 446777-0117-E1, 446777-0127-E1, 446777-0165-E1, 446777-0197-E1, 446777-0219-E1, 446777-0245-E1, 446777-0246-E1, 446777-0264-E1, 446777-0362-E1, 446877-0027-E1, 446977-0472-E1, 44M777-0110-B1, 44M777-0110-E1, 44M777-0110-G1, 44M777-0113-B1, 44M777-0113-E1, 44M777-0113-G1,44M777-0118-B1, 44M777-0118-E1, 44M777-0119-B1, 44M777-0119-E1, 44M777-0119-G1, 44M777-0121-B1, 44M777-0121-E1, 44M777-0121-G1,44M777-0122-B1, 44M777-0122-B2, 44M777-0123-G1, 44M777-0123-G2,44M777-0124-B1, 44M777-0125-B1, 44P777-0127, 445777-0027-E1, 445777-0027-E2, 44P777-0027-B1, 44P777-0027-E1, 44P777-0027-G1, 44Q777-0027-E1, 44Q777-0027-G1, TVT691, 44Q777-0037, 44Q777-0037-G1, 44P777-1273-B1, 44P777-0721-B1, 44P777-0706-B1, 44P777-0153-G1, 44P777-0150-B2, 44P777-0150-B1, 44P777-0149-G2, 44P777-0149-G1, 44P777-0135-G1, 44M777-1193-B1, 44M777-0729-B1, 44M777-0720-B1, 44M777-0149-G1, 44M777-0148-B2, 44M777-0148-B1,44M777-0147-G2, 44M777-0147-G1, 44M777-0139-B1, 44M777-0135-G1,44M777-0133-G1, 445877-0132-B1, 445677-1274-B1, 445677-1262-B1, 445677-1199-B1, 445677-1198-B1, 445677-1188-B1, 445677-0128-B1, 445577-1187-G1, 445577-1187-B1, 445677-0413, 445577-0755-E1, 44Q777-3137-G5, 44Q777-3137

Please call for questions about what engines this replaces. (1-888-208-2088 or 248-628-4638)