SIERRA 10W-30 Catalyst-Compatible 4-Stroke Marine Oil, 1 gal – 18-9420CAT-3

Description

SIERRA 10W-30 Catalyst-Compatible 4-Stroke Marine Oil, 1 gal – 18-9420CAT-3 is the gallon-size version of Sierra catalyst-compatible 10W-30 marine oil for modern four-stroke recreational engines.

Its additive system provides marine corrosion control, anti-wear protection and deposit control while meeting FC-W and FC-W Cat-compatible requirements.

Key Features

• SAE 10W-30 marine four-stroke viscosity
• Suitable for engines with or without emission catalysts
• FC-W and FC-W Cat-compatible performance
• Anti-wear and deposit-control additives
• One-gallon format for higher-capacity oil changes

Specifications

• Manufacturer Part Number: 18-9420CAT-3
• Container: 1 US gal / 3.78 L
• Viscosity: SAE 10W-30
• Engine Cycle: 4-stroke
• Certification: NMMA FC-W; FC-W Cat compatible

Interchange / Cross Reference

• Mercury Marine 92-8M0078625
• Mercury Marine 92-8M0078626