About Yanmar N21 Injector Sleeve
We supply Injector Sleeve suitable for YANMAR N21 with Part Number 147673-11870. This is a precision component made perfect fit as per specification. Offered in various steel grades and copper too.
Precision Engineered for Yanmar N21 SeriesThis injector sleeve is specifically designed to match OEM standards for the Yanmar N21 diesel engine lineup. Its high tolerance brass alloy construction ensures a precise fit, reliable sealing, and extended durability under the most demanding conditions. Each sleeve is rigorously inspected to meet strict ISO/TS 16949 manufacturing standards.
Reliable Sealing PerformanceEquipped with a high-performance brass seal and an anti-corrosive coated surface, the sleeve offers outstanding leak prevention and resistance to both heat and chemical exposure. This ensures uninterrupted operation and minimizes efficiency losses through leakage in marine, industrial, or agricultural diesel applications.
Protected and Ready to InstallEvery Yanmar N21 injector sleeve is packaged individually-either boxed or poly-wrapped-protecting it from physical damage and contamination before installation. Thanks to its extended shelf life of up to 5 years, you can confidently manage your inventory for current and future maintenance needs.
FAQ's of Yanmar N21 Injector Sleeve:
Q: How is the Yanmar N21 Injector Sleeve installed?
A: Installation of the sleeve requires a special press tool or installer to ensure a proper, leak-proof fit into the cylinder head. Manual installation is recommended following engine protocols for the N21 series.
Q: What maintenance is required for the injector sleeve?
A: Periodic inspection is recommended to check for signs of wear, leakage, or corrosion. Since the sleeve is designed for single use, it should be replaced rather than reused to maintain optimal engine performance and safety.
Q: When should the injector sleeve be replaced?
A: Replace the sleeve during any injector servicing or if leakage, wear, or corrosion is observed during inspections. Using a new sleeve each time maintains the injector's leak-proof performance.
Q: Where can this injector sleeve be used?
A: It is suitable for Yanmar N21 Series diesel engines across marine, industrial, and agricultural applications-wherever reliable fuel injection performance is required.
Q: What are the main benefits of this injector sleeve's design?
A: Its brass alloy construction delivers high heat and pressure resistance, while the smooth anti-corrosive surface and precise machining minimize leakage and ensure long-term reliability under demanding engine conditions.
Q: Is the injector sleeve stock readily available, and what is the packaging standard?
A: Yes, the injector sleeve is readily available and comes individually boxed or poly-wrapped to prevent damage or contamination before installation.