Magnum HD Electric Starter Motor, 33-770, Fits Briggs and Stratton


$71.99 EA

The Oregon ® 33-770 magnum starter motor will insure a fast and reliable start for your engine. This heavy duty electric starter motor meets and exceeds OEM specifications and is made to fit Briggs and Stratton. With its additional torque and speed and heavier gel coat on the lamination, this starter motor will exceed your expectations.

Availability: In Stock -

This Magnum heavy duty electric starter motor will start your engine fast and efficiently each time. The Oregon ® 33-770 made to fit starter motor meets and exceeds OEM specifications. Made specifically to fit Briggs and Stratton, it is the perfect electric starter motor for quicker starts for other brands too such as Rotary and Stens. With 15 % more torque and speed than OEM, the Oregon ® electric starter motor also has a heavier gel coat on the lamination for longer life.


  • Magnum heavy duty electric starter motor
  • Oregon ® 33-770, made to fit Briggs & Stratton
  • Heavy duty version of 33-700
  • 15 % more tourgue than the OEM
  • Designed to be 15 % faster than the OEM
  • Quicker starting
  • Meets or exceeds OEM standards
  • Heavier gel coat on the laminations
  • 20 % more magnet area
  • Large brush surface contact area
  • Bottom plate design, allows for fully interchangeable brushes
  • Made to fit Briggs and Stratton 693054, 497595, 394805
  • Made to fit Rotary 9796
  • Made to fit Stens 435303

Brand: Oregon

Shipping Information

Your order is important to us and we will strive to process it as quickly as possible. Most in-stock items are shipped within 2-4 business days and typically deliver in 5-7 business days. In-stock items may ship from multiple locations and can arrive on separate days. Heavy or bulky items will ship via Freight/Truck Service and will take 8-10 business days for delivery. For those immediate product needs, we do offer at an additional cost, express service from UPS and Motor freight.

Shipping costs are determined by item weight and your zipcode. Once you have entered your shipping address, city, state, and zip code into checkout, your shipping total will be calculated and available for review. Please see the shipping map below as a guide.

Return Information

Your satisfaction is our priority. If for any reason you are not satisfied with a purchase from Agri Supply, we will gladly refund your money, or exchange the item, or fix it should it break. A minimum one-year warranty applies to all non-perishable items, parts and service from Agri Supply, and all hand tools sold by Agri Supply have a lifetime warranty, regardless of the length of the manufacturer's warranty. See our Agri Supply Guarantee for more details.

To return an item... give us a call at 1-800-345-0169, or visit one of our 8 retail stores near you, and one of our friendly customer service representatives, or store employees, will be glad to assist you.

If you have any questions please contact our Customer Service representatives at 1-800-345-0169

Standard UPS Ground Shipping Map -
UPS Ground
The above shipping chart applies to UPS ground shipments to the 48 contiguous states only. Please call 1-800-345-0169 for timing on shipments to Alaska, Hawaii, and Puerto Rico, thank you!

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