Sierra 18-0956-1 Exhaust Manifold Gasket for Ford 460 Marine Engines

The Sierra 18-0956-1 is a high-quality exhaust manifold gasket designed specifically for Ford 460 cubic inch displacement marine engines. This critical sealing component creates a reliable barrier between the exhaust manifold and cylinder head, preventing exhaust gas leakage and maintaining proper engine performance.

Key Features:

• Precision-engineered to meet OEM specifications for Ford 460 marine applications
• High-temperature resistant material withstands extreme exhaust conditions
• Ensures proper sealing to prevent exhaust leaks and maintain engine efficiency
• Direct replacement for multiple OEM part numbers for broad compatibility
• Manufactured by Sierra International, a trusted name in marine engine parts

Replaces OEM Part Numbers:

• Chrysler Inboard: 118-614
• GLM: 33800
• Mallory: 9-61418
• MerCruiser Stern Drive: 27-68715
• OMC Stern Drive: 912405

This gasket is essential for maintaining optimal engine performance and preventing harmful exhaust leaks in Ford 460-powered marine applications including stern drives and inboard engines. Regular replacement during manifold service ensures long-lasting, reliable operation.