Perkins original  OR-8473 Mechanical Injector Nozzle Replacement for OR-8475 OR-8477 OR-8479 OR-8483 127-8216 0R-8682 127-8213 original new injector

Engineered for the demanding requirements of industrial and heavy-duty diesel applications, this fuel injector carries the authorized Perkins OE designation OR-8473, with full cross-reference coverage for 0R-8473, 0R8473, 127-8213, 101-8673, 4P-1734, CA1278213, CA0R8473, 459-8473, 387-9434, 148-012-0057, OR-4374, 0R-4374, OR-3382, and 0R-3382. It is purpose-built for Perkins 3114, 3116, 3116 ATAAC, 3116 Marine, and 3126 engine families, providing a verified OEM direct replacement solution for fleet operators, service workshops, and equipment rebuilders.

The injector is manufactured to OEM specifications and delivers high-pressure diesel fuel directly into the combustion chamber at precisely timed intervals. Precision-machined internal components produce fine fuel atomization, supporting stable combustion efficiency, lower exhaust emissions, faster throttle response, reduced carbon deposits, and improved overall fuel economy. Its robust mechanical design maintains consistent spray pattern and flow rate under continuous heavy-duty load conditions, making it suitable for excavators, wheel loaders, backhoe loaders, mining equipment, diesel generator sets, marine propulsion and auxiliary engines, heavy-duty trucks, and industrial power units.

For correct installation, clean the injector bore thoroughly, inspect the cylinder head seating surface, replace the upper and lower O-rings, lubricate all seals before fitting, and install the unit following the Perkins service manual with the recommended torque values. After installation, bleed the fuel system, start the engine, and verify injector performance to ensure reliable operation. This cross-number-compatible OR-8473 injector offers a dependable replacement option for maintaining the long-term performance of Perkins-powered equipment across construction, marine, power generation, and industrial sectors.