original 4P-2995 Diesel Common Rail Injector for 3116 3114 320B 325B 446B Truck Engine Parts Rail Injector 20R-4179 noriginal new injector

Engineered as a direct OE-style replacement, this 3116 fuel injector is designed specifically for the 3116 and 3114 mechanical unit injection (MUI) diesel platforms, with cross-reference coverage extending to C7 applications. The injector matches 3116 injector replacement channels, supporting medium-duty truck, bus, marine, generator set, and industrial equipment operations that depend on the 3100 series engine platform.

Precision atomization delivers a fine, consistent diesel spray pattern, while stable fuel metering ensures controlled injection quantity across the engine's operating range. The unit is built to handle heavy-duty application environments and is compatible with both new aftermarket and reman supply chains, giving distributors and fleet operators flexibility in sourcing. Each injector is subjected to quality testing for leakage, fuel delivery, and spray pattern to verify performance before shipment.

The injector is available as a single unit or as a full 6-piece replacement set, making it suitable for engine rebuild and fleet repair programs. Authorized cross numbers include 0R-8471, 0R-3389, 7E-8952, 0R-3006, CA4P2995, CA0R8471, CA0R3389, CA7E8952, 127-8207, 127-8213, 127-8216, 127-8218, 127-8222, and 127-8225, allowing broad coverage across 3116, 3114, and related C7 engine inventories for industrial and commercial B2B channels.