Sierra 18-99319 ESA Module for OMC/Volvo Penta Delco Ignition

The Sierra 18-99319 Electronic Spark Advance (ESA) Module is designed specifically for OMC and Volvo Penta marine engines equipped with Delco ignition systems. This critical ignition component controls spark timing to optimize engine performance, fuel efficiency, and smooth operation across varying RPM ranges.

Key Features:

• Direct replacement ESA module for OMC/Volvo Penta engines with Delco ignition
• Controls electronic spark advance timing for optimal combustion
• Manufactured to meet or exceed OEM specifications
• Designed for marine environment durability and reliability
• Compatible with Delco-style ignition systems only

Sierra Marine offers high-quality aftermarket replacement parts engineered for dependable performance in demanding marine applications. This ESA module ensures proper ignition timing control to maintain engine efficiency and prevent performance issues related to spark advance malfunction.