
Specifically blended to protect your engine in the harsh marine
environment
The Sierra 18-9420-3 10W-30 Premium Blend 4-Stroke Engine
Oil meets or exceeds the tough requirements of marine
4-stroke outboard manufacturers. It reduces friction while
providing excellent anti-wear characteristics and reduces sludge to
help keep engines cleaner. Meets and exceeds quality performance
API SJ CF-2 CH-4 NNMA FC-W certified.
Sierra 18-9420-3 10W-30 Premium Blend 4-Stroke Engine Oil
Features:
- Highly refined petroleum product formulated with premium base
stock and highly refined additives - Formulated to meet or exceed the tough requirements of the
Marine 4-Stroke motor manufacturers - Excellent anti-wear characteristics
- Reduces friction
- Formulated to offer maximum corrosion protection
- Reduces sludge keeping the engine cleaner for better
efficiency - Low temperature viscosity offers better cold starting
- Meets and exceeds quality performance API SJ, CF-2, CH-4, NMMA
FC-W Certified - meets or exceeds the tough requirements of marine 4-stroke
outboard manufacturers: Mercury, Yamaha, Johnson/Evinrude, Suzuki
and Honda - 1 Gallon (3.87L)
- Replaces:
Mallory: 9-82351
Mercury Marine: 92-802835Q1









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