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  1. Lift pump issue | Cummins Diesel Forum

    Jul 20, 2025 · A common issue is a wire getting tugged loose or chafed during the starter removal. 2. ECM to Lift Pump Wiring: The lift pump is controlled directly by the ECM (no relay in some cases, …

  2. Help Please, Fuel Pump Timing DT466 - The Diesel Garage

    Mar 6, 2007 · I wouldn't try to put the DT408 pump on your DT466, just rebuild or get a reman DT466 pump that fits your truck. Heck, you might be able to get a core credit for your 408 pump, too. I'd …

  3. Vp44 24valve to p-pump conversion | Cummins Diesel Forum

    Oct 11, 2021 · Hey guys I'm just going to start my pump conversion while I'm looking for an old 20's-50's truck to put this in. The current parts I have is the non i/c ve pump,ve gear housing, a friend may …

  4. 8.3 Cummins P-pump vs CAPS - The Diesel Garage

    Feb 10, 2008 · The CAPS pump is similar to the VP-44 in a few ways, it is sensitive to fuel quanity, quality, temperature, and it is rotary. It does however use oil to lubricate the two pistons that do the …

  5. P pump priming | Cummins Diesel Forum

    Jun 12, 2022 · Hand pump the air out of the system with the bleeder open on the main fuel filter using the lift pump. When it spits fuel from the bleeder, close it and pump until the OFV squeals. Crack the …

  6. lift pump install.. | The Diesel Garage

    Apr 10, 2007 · If the pump is difficult to get on, manually rotate the engine so the high point on the cam is now on the low point (so less pressure on the fuel pump rod/plunger). Also if you do remove the …

  7. 6.7 P-Pump Conversion with Pics | Cummins Diesel Forum

    Jul 20, 2015 · The injection pump had to be fitted to get the gear lash correct. As it turned out, the 6.7 head doesn’t have enough room for the P-pump. The early 24v and the 12v have room cast in the …

  8. 24 valve P pump timing - The Diesel Garage

    Feb 24, 2007 · What would a good timing be for a 24 valve with a p pump, Ive had alot of people and shops tell me 16 to 19 but a couple tell me up to 25. Im having alot of trouble getting this thing to run …

  9. Priming oil pump | Cummins Diesel Forum

    May 9, 2020 · Priming oil pump Jump to Latest 9.8K views 4 replies 5 participants last post by StealthDiesel May 14, 2020 N

  10. VE pump " star wheel" adjustment - The Diesel Garage

    Sep 5, 2011 · i was playing with my pump today and decided to add a bit of fuel for an upcoming trip down baja, i noticed that my star wheel bottomed out ( clockwise ) after less than 1/4 turn.... seemed …