Engineered Marine Products 27-00936 Powerhead Base Gasket for OMC Johnson Evinrude V4

The Engineered Marine Products 27-00936 is a precision-manufactured powerhead base gasket designed for OMC Johnson and Evinrude V4 outboard engines. This critical seal sits between the powerhead and the exhaust housing, preventing water intrusion and maintaining proper engine compression.

Key Features:

• Direct replacement for OEM part numbers 321727 and 342513
• Cross-references with Sierra 18-2864 and GLM 33640
• Manufactured in the USA to OEM specifications
• Designed for V4 Johnson/Evinrude outboard engines (1977-1998)
• High-quality aftermarket replacement from Engineered Marine Products

This powerhead base gasket is essential for proper engine sealing during powerhead service, rebuild, or routine maintenance. Engineered Marine Products (EMP) offers reliable aftermarket marine components that meet or exceed original equipment standards, providing boat owners with a cost-effective solution for engine repairs and maintenance.