INSULATOR @4 (43045)

The Insulator (43045) helps separate and protect engine components while reducing heat transfer, vibration, or electrical contact where required. Although small, this genuine Mercury part plays an important role in maintaining proper component function and supporting long-term engine reliability.

If the original insulator becomes worn, cracked, or damaged, replacing it with a genuine part helps restore the correct fit and performance.

Designed for a Precise Fit

Mercury designs the Insulator (43045) to meet original factory specifications, ensuring a precise fit in compatible applications. It installs easily and works seamlessly with surrounding components, helping maintain proper spacing and protection throughout your engine assembly.

Using the correct insulator also helps reduce unnecessary wear and supports consistent engine operation.

Genuine OEM Quality

Choose genuine Mercury parts for quality you can trust. Mercury manufactures the Insulator (43045) from durable materials that withstand the demanding conditions of marine environments. As a result, you can rely on long-lasting performance and dependable compatibility with your engine.

Whether you’re completing scheduled maintenance or replacing a worn component, this genuine insulator helps keep your engine operating as intended.

Why Choose the Insulator (43045)?

• Genuine OEM Mercury replacement part
• Helps protect and separate engine components
• Supports reliable engine operation
• Manufactured to original factory specifications
• Delivers a precise fit for easy installation
• Durable construction for marine environments
• Ideal for servicing, repairs, and routine maintenance

Before ordering, please check your engine model and serial number to confirm compatibility.

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