Injector Sleeve Guide Bush for New Holland Diesel Engines SKU: QT400120

When your diesel engine starts running rough, losing power, or developing combustion knock, a worn injector sleeve guide bush is often the culprit. This precision-engineered guide bush ensures proper injector alignment in the cylinder head, maintaining the critical seal needed for optimal fuel delivery and combustion pressure.

Why Proper Fit Matters

• Precision-machined to maintain exact injector positioning for optimal spray pattern
• Restores proper compression seal between injector and cylinder head
• Prevents fuel leaks that can cause poor performance and safety hazards
• Engineered to withstand extreme diesel combustion temperatures and pressures

Don't let a worn guide bush turn into expensive injector damage or cylinder head repairs. With over 55 years of diesel engine experience, S&H Parts can help you identify the right fit for your specific New Holland model.