-
Steel Soldiers now has a few new forums, read more about it at: New Munitions Forums!
Search results
-
Two 6.2s much different performance.
To start with, HMMWV Injection Pump NSN's. 2910-01-199-2355 6.2 Prior to 1990 2910-01-326-9221 6.2 after 1990 2910-01-467-9029 6.5 N/A Detuned (what I used) 2910-01-414-1272 6.5 Turbo Now I have to go research again where I got the rest of the information. I did the injection pump swap in...- sandcobra164
- Post #12
- Forum: HMMWV
-
Two 6.2s much different performance.
Mostly correct, I replaced the injection pump from my 6.2L N/A CUCV with that of a 6.5L N/A HMMWV pump. The primary difference from what I researched is the 6.5L N/A pump has 0.310 pumping plungers versus 0.290 pumping plungers for the 6.2L N/A pump. The 6.5 N/A pump is tuned to produce 170...- sandcobra164
- Post #10
- Forum: HMMWV
-
Two 6.2s much different performance.
When I replaced the injection pump on my 6.2 with a new 6.5 N/A pump it became an entirely different truck. Acceleration was greatly improved and it sounded much less stressed at 55 mph. I installed it at the regular timing mark but obviously the calibrations between the injection pumps are...- sandcobra164
- Post #8
- Forum: HMMWV