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Crankshaft Oil Seal for Briggs & Stratton Engines
BS28-003 Briggs Model 28-33, 40-49ci Intek V-Twin Mag-Side Oil Seal
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Crankshaft Oil Seal for Briggs & Stratton Engines

Part Number: BS28-003
Online Price: $6.03
Genuine 391086S Crankshaft Oil Seal for Briggs & Stratton Engines – Reliable OEM Fit
Availability: In Stock.

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Description

391086S Crankshaft Oil Seal for Briggs & Stratton Engines – Genuine OEM Replacement


Ensure a tight, reliable seal to prevent oil leaks and protect your engine’s internal components with the Briggs & Stratton 391086S Crankshaft Oil Seal. This high-quality, genuine OEM part is designed to fit multiple Briggs engine models, providing the perfect fit and long-lasting durability.


Replacing worn or damaged crankshaft seals is critical to maintaining engine performance, preventing oil contamination, and extending engine life.


Key Features:

  • Genuine Briggs & Stratton OEM Part – Precision manufactured to original equipment specifications
  • Compatible with Multiple Briggs Models – Check your owner’s manual or engine parts diagram to confirm fitment
  • Supersedes Part Numbers: 391086, 290932, 298423
  • Durable Construction – Made from premium materials to withstand heat, pressure, and wear
  • Ensures Proper Seal – Prevents oil leaks and protects engine components


Why Choose Genuine OEM Parts?

  • Guaranteed Fit and Functionality – Designed specifically for Briggs & Stratton engines
  • Maintains Peak Performance – Helps your engine run efficiently and reliably
  • EPA Emissions Compliance – Using genuine parts keeps your engine compliant with applicable regulations
  • Protects Your Warranty – Using OEM parts helps maintain factory warranty coverage
  • Maximizes Engine Life – Prevents premature wear and costly repairs


Keep your outdoor power equipment running smoothly—always choose genuine Briggs & Stratton replacement parts.

FAQ

Q1: Which Briggs & Stratton engines does the 391086S crankshaft oil seal fit?
A1: The 391086S oil seal fits many Briggs & Stratton small gasoline engine models. Please check your owner’s manual or engine parts diagram to confirm compatibility.


Q2: What parts does this oil seal supersede?
A2: This seal supersedes part numbers 391086, 290932, and 298423.


Q3: Why should I use a genuine OEM Briggs & Stratton oil seal?
A3: Genuine OEM seals ensure a perfect fit, prevent leaks, maintain engine performance, comply with EPA regulations, and protect your engine warranty.


Q4: How do I know if my crankshaft oil seal needs replacement?
A4: Signs include oil leaks near the crankshaft, reduced engine performance, or visible wear and damage during engine maintenance.


Q5: Can I install this oil seal myself?
A5: Yes, if you have basic mechanical skills and the right tools. For complex repairs, professional installation is recommended.

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