The fuel injector is an indispensable component in any diesel engine—and for older but powerful diesel workhorses, having the right injector makes all the difference. The International Navistar DT466 Fuel Injector (OEM 675967C91) is designed to meet the original factory specification for DT466 engines from 1978 to 1993. For those maintaining or restoring these engines, understanding the role and importance of this injector can help ensure reliable performance and longevity.
This injector delivers diesel fuel with precision to ensure optimal combustion in DT466 engines — here are the key benefits:
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Precise Fuel Metering – Supplies the correct amount of fuel under high pressure, enabling efficient combustion that powers heavy-duty machinery or trucks.
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Smooth and Consistent Engine Operation – A properly functioning injector promotes even fuel delivery, helping maintain stable idle, reliable starts, and steady power output.
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Better Fuel Efficiency – Accurate injection reduces excess fuel consumption, helping the engine run more economically — especially important for older diesel engines.
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Correct OEM Fit and Durability – As OEM 675967C91, this injector matches the original design specifications, ensuring correct fitment and long-term serviceability even after decades.
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Prevents Engine Problems – Replacing worn or faulty injectors helps avoid common issues such as misfires, rough running, black smoke, or loss of power often seen in aging diesel engines.
Over time, fuel injectors in DT466 engines can wear out or degrade, which negatively impacts engine efficiency, smoothness, and reliability. Installing the International Navistar DT466 Fuel Injector (OEM 675967C91) is a crucial step in maintaining or restoring your engine’s performance to its proper standard. For owners seeking dependable OEM-grade replacements, Tamerx provides trusted parts that honor the original specifications — helping ensure your classic diesel continues to perform reliably mile after mile.






































































































































