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Premium Blend 10W-30 4-Stroke Oil 1Gallon SIERRA-18-9420-3

$35.81 $43.99


Premium blend 10W-30 engine oil is specially formulated to meet the needs of 4-stroke outboard engines.

  • Sierra premium blend outboard engine oil
  • SAE 10W-30
  • 1 gallon jug
  • Petroleum based formula with highly refined additives
  • Recommended for 4-stroke gasoline outboard motors
  • Developed specifically for the marine environment and the high running stresses marine engines encounter
  • Reduces friction and has excellent anti-wear properties
  • Protects internal engine components from rust, corrosion, and from sticking piston rings
  • Low temperature viscosity
  • Meets or exceeds quality performance API SJ, CF-2 & CH-4
  • NMMA FC-W certified
  • Replaces Mercury 92-8M0078626
  • Replaces Yamaha LUB10W30-FC-04
  • Replaces Mallory 9-82351