
The NEW CAT D334 / 1674 Fuel Injector Nozzle #9N6173 is a direct replacement nozzle built to meet or exceed Caterpillar OEM specifications for D334 and 1674 engines.
The robust design supports long-term durability and reliability in demanding environments, making it suitable for engine overhauls, repairs, and regular maintenance cycles.
Why Shop with Young & Sons?
With over 75 years of diesel engine expertise, Young & Sons offers quality and fast availability for all your engine needs.