• Direct replacement to OEM parts number 221-9777 or 2219777 and replaces 150-3152.
• Fits HUEI injector 10R-0781 in CAT Engines C7, C9 and CAT Marine Model 3126 / 3216B.
• This tool fits Caterpillar 3126B engines with electronic fuel injection HEUI. This will NOT work on engines with mechanical injection MEUI. Our tool is small enough to enable you to change even the hard to get at cups at the rear of the engine.
• Heavy duty steel structure machined and finished with powder coating to resist corrosion and ensure a long-term and reliable performance.
• Oni Tools ensures quality products and stands behind top of the line manufacturing. We guarantee our products to last and offer support along the way.

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