The Diesel Injector 4W7018 / 0R3422 is a premium-quality replacement component designed specifically for Caterpillar heavy-duty diesel engines, including the 3406B, 3408, 3408B, 3412, and 3412C models. It delivers efficient, high-pressure fuel injection to ensure optimal combustion and performance under extreme operating conditions.
This injector is engineered with robust materials and precision manufacturing to meet or exceed OEM standards. Whether for industrial machinery, marine engines, or power generation, this injector ensures long-lasting performance and fuel efficiency.
Product Features:
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OEM replacement part numbers: 4W7018, 0R3422
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Fits Caterpillar engine models: 3406B, 3408, 3408B, 3412, 3412C
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Ensures accurate fuel atomization and engine performance
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Built for high-pressure diesel systems
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Manufactured with heavy-duty materials for long service life
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100% brand new, not remanufactured
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Suitable for construction, mining, marine, and industrial applications
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Direct-fit design for fast and reliable installation
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Tested for flow rate, leakage, and spray pattern
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Helps reduce emissions and improve fuel economy
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Contact:
Alex
Mobile: +86 18660105901 (Whatsapp, Wechat)
Email: alex@grockdiesel.com / xiaoliang8687@gmail.com












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