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WE ARE CLOSED ON MONDAY, MAY 27th IN OBSERVANCE OF MEMORIAL DAY AND WILL RESUME NORMAL BUSINESS HOURS ON TUESDAY, MAY 28th
ALL ORDERS PLACED THIS WEEKEND AND ON MONDAY WILL BE PROCESSED ON TUESDAY, MAY 28th
THANK YOU TO ALL OUR ACTIVE AND RETIRED SERVICE MEN AND WOMEN FOR YOUR CONTINUED SACRIFICE TO KEEP THIS COUNTRY SAFE AND FREE. MAY GOD BLESS YOU ALL!
PLEASE HAVE A SAFE MEMORIAL DAY WEEKEND FROM ALL OF US AT MY INBOARD MARINE!

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...

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