Piston Rings - Briggs & Stratton 391654

These premium replacement piston rings (SKU B1SB2477) are designed to restore compression and reduce oil consumption in compatible Briggs & Stratton engines. Manufactured to OEM specification 391654, each ring set delivers a precise fit and long-lasting durability for reliable small engine performance. Ideal for servicing lawn mowers, generators, and other outdoor power equipment, these rings help extend engine life and maintain peak operation.

• Precision‑engineered to match Briggs & Stratton OEM 391654 specifications for exact fitment.
• Constructed from high‑quality cast iron for superior wear resistance and consistent ring tension.
• Includes both compression and oil control rings for a complete piston seal restoration.

• Briggs & Stratton single‑cylinder engines (e.g., 10T502, 12H802 series)
• Briggs & Stratton Intek and Classic engines with 3‑1/8" bore
• Briggs & Stratton 391654‑compatible small frame engines

Small Engine Piston Rings – precision replacement components for Briggs & Stratton and compatible power equipment.