Introducció
This repair manual provides comprehensive instructions and detailed information for the maintenance, troubleshooting, and repair of Briggs & Stratton Intek V-Twin Overhead Valve (OHV) engines. It covers specific model series including 405700, 406700, 407700, 40F700, 40G700, 40H700, 445700, and 446700. Adhering to the procedures outlined in this manual is crucial for ensuring the longevity and optimal performance of your engine.
The manual is designed for technicians and experienced users who require in-depth knowledge of engine components, assembly, disassembly, and adjustment procedures. Always refer to the specific sections relevant to your engine's model series before commencing any work.

Front cover of the Briggs & Stratton Intek V-Twin OHV Repair Manual, showing the engine diagram and manual title.

Back cover of the repair manual, listing other available Briggs & Stratton engine repair manuals by model type.
Using Your Repair Manual
This manual is structured to guide you through various repair and maintenance tasks. It is recommended to familiarize yourself with the manual's layout before beginning any work on your engine.
Seccions clau:
- Informació de seguretat: Always read the safety precautions before starting any procedure.
- Engine Identification: Locate your engine's model, type, and code numbers to ensure you are using the correct information.
- Desmuntatge i muntatge: Step-by-step instructions for taking apart and reassembling engine components.
- Especificacions: Detailed measurements, torque values, and clearances for various parts.
- Resolució de problemes: Guides to diagnose common engine problems.
Always use appropriate tools and follow all safety guidelines to prevent injury and damage to the engine.
Operating Procedures (Referencing the Manual)
This manual serves as your guide for performing operational checks and adjustments. While it does not detail engine operation, it provides the necessary information to ensure the engine operates correctly after maintenance or repair.
Post-Repair Checks:
- Nivells de líquids: Verify oil and fuel levels are correct after any service.
- Parell de fixació: Ensure all bolts and nuts are tightened to the specified torque values.
- Component Clearance: Check that all moving parts have the correct clearances as detailed in the specifications section.
- Prova d'execució: Perform a brief test run to confirm proper engine function and listen for unusual noises.
Pautes de manteniment
Regular maintenance is essential for the longevity and efficiency of your Briggs & Stratton Intek V-Twin OHV engine. This manual details all recommended maintenance schedules and procedures.
Importance of Genuine Parts:
To maintain peak performance and ensure compatibility, always use genuine Briggs & Stratton replacement and maintenance parts. These parts are designed to exact OEM standards, manufactured, and tested to deliver optimum performance.

Banner emphasizing the use of genuine OEM parts from Briggs & Stratton for optimal engine performance.

Image illustrating the difference between genuine and non-genuine spark plugs, highlighting the importance of using genuine parts for proper fit and function.

Visual comparison of a generic oil filter versus a genuine Briggs & Stratton oil filter, advocating for the use of authentic components.

Image showing a generic air filter next to a genuine Briggs & Stratton air filter, emphasizing the quality and fit of original parts.
Typical Maintenance Tasks Covered:
- Oil changes and filter replacement.
- Air filter inspection and replacement.
- Inspecció i substitució de bugies.
- Valve clearance adjustment.
- Carburetor cleaning and adjustment.
- Fuel system maintenance.
Guia de resolució de problemes
The manual includes a dedicated troubleshooting section to help identify and resolve common engine issues. This section typically presents symptoms, possible causes, and recommended corrective actions.
Passos generals per a la resolució de problemes:
- Identifica el símptoma: Clearly define the problem (e.g., engine won't start, loss of power, excessive smoke).
- Consulta el manual: Refer to the troubleshooting charts in your manual for potential causes related to the symptom.
- Realitzar comprovacions: Systematically check components as suggested by the manual (e.g., fuel supply, ignition system, compression).
- Implement Solutions: Follow the repair or adjustment procedures detailed in the manual for the identified cause.
If you are unable to resolve an issue after following the manual's troubleshooting steps, it is recommended to consult a certified Briggs & Stratton service technician.
Especificacions del producte
This section provides key physical and technical specifications for the Briggs & Stratton 273521 Intek V-Twin OHV Repair Manual itself.

Image showing the physical dimensions of the Briggs & Stratton Intek V-Twin OHV Repair Manual, indicating a height of 11 inches (28 cm).
| Característica | Detall |
|---|---|
| Dimensions del producte | 8.5 x 11 x 0.5 polzades |
| Pes de l'article | 0.01 unces |
| Fabricant | Briggs i Stratton |
| ASIN | B002WNZY6S |
| Número de model de l'article | 273521 |
Informació de la garantia
This repair manual itself does not typically come with a separate warranty. However, Briggs & Stratton engines and genuine parts are covered by their respective manufacturer warranties. For specific warranty details regarding your Briggs & Stratton engine or any genuine replacement parts, please refer to the documentation provided with your engine or visit the official Briggs & Stratton weblloc.
Using non-genuine parts or performing repairs incorrectly may void existing engine warranties. Always consult your engine's original owner's manual for complete warranty terms and conditions.
Support and Further Assistance
For additional support, technical inquiries, or to locate authorized service centers, please utilize the following resources:
- Official Briggs & Stratton Weblloc: Visita www.briggsandstratton.com for product information, FAQs, and service locator tools.
- Briggs & Stratton Store: Explore genuine parts and accessories at the official Briggs & Stratton Amazon Store.
- Atenció al client: Contact Briggs & Stratton customer service for personalized assistance. Refer to their website for current contact methods.
When contacting support, please have your engine's model, type, and code numbers readily available to expedite assistance.





