Cylinder Head Back Plate for Rear Cover Sealing Interface SKU: QT62611

A damaged or missing cylinder head back plate leaves critical engine passages exposed to contamination and creates sealing problems that lead to oil and coolant leaks. This rear cover plate restores the proper sealing interface at the back of the cylinder head, keeping fluids contained and preventing dirt intrusion into internal passages.

Why This Part Matters

• Purpose-built design provides the exact sealing surface your engine needs
• Maintains proper torque retention through heat cycles and vibration
• Protects critical oil and coolant passages from contamination
• Essential for maintaining engine compression and preventing costly fluid loss

Whether you're performing routine maintenance, completing a rebuild, or finishing head work, this back plate ensures your cylinder head sealing system works as designed. Clean installation on properly prepared surfaces delivers reliable, long-term sealing performance that keeps your equipment running smoothly.