Quicksilver 8M0204739 NGK ITR4A-15 Laser Iridium Spark Plug for Select MerCruiser, 4.3L, 5.0L, 5.7L & 6.2L Engines Fish Finder Accessories Aggressive blade geometry enhances top

Aggressive blade geometry enhances top speed and handles 16-25% faster acceleration

With waterproof construction

Quicksilver 10W-30 full synthetic marine engine oil is for non-catalyzed 4-stroke outboard

Formulated to prevent failure if water enters the gearcase

Quicksilver 8M0204739 NGK ITR4A-15 Laser Iridium Spark Plug for Select MerCruiser, 4.3L, 5.0L, 5.7L & 6.2L Engines Fish Finder Accessories Aggressive blade geometry enhances topNGK Laser Iridium spark plugs (ITR4A 15) feature a fine wire tipped center electrode for superior ignitability and a long service life. The trivalent metal plating provides anti corrosion and anti seizing properties, making removal easier in the harsh marine environment. These plugs come pre gapped to meet your engine manufacturers specific requirements for stable idle and improved fuel efficiency. Fine wire center electrode for stable idle and lower