Complete assembly 6C-2366 Fuel Pump is avaliable for 12Z 3304 Engine Machine, but actual situation depends on your really model / equipemt, if you have any questions about 6C2366 will be correctly installed or not, please contact our online tech-support.
Reference Source: 6C-2366 PUMP GP-GOV & FUEL INJ also avaliable for these model / assembly:
3304 Engine Machine (12Z) Engine Arrangement 6C2364 ENGINE AR
6C2364 ENGINE AR-PART 2 OF 2 ENGINE S/N 12Z21205-UP
The above list means 6C2366 PUMP GP-GOV & FUEL INJ suitable for these model / assembly, items are listed in the reference list according to the parts EPC , any issue please contact our online tech-support.