Briggs & Stratton 491056 Oil Filter (2-Pack) for use with engines requiring spin-on oil filters. Ideal for routine service. OEM Quality: Factory-grade filters ensure proper oil flow and particle capture Enhanced Protection or Efficiency: High-capacity media protects engine components Easy Installation: Compatible with OEM mounting and thread specifications Part Number: 491056 Quantity: 2 Filters Thread Size: 3/4"-16 Confirm engine compatibility and maintenance schedule before ordering.