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  1. Mogman

    M998 won’t start after fuel filter change?

    :LOL::LOL::LOL::LOL::LOL::LOL: EVERYTHING is easier to do on a M151!! Yes it is entirely possible the valves have been removed, they are/were inline between the fuel tank steel lines and the steel lines going to the lift pump.
  2. Mogman

    M998 won’t start after fuel filter change?

    A stuck check valve gives the same symptoms as a bad lift pump, hopefully that is the issue, much easier to deal with, you just need some 3/8 and 5/16 fuel hose, of course don't get them crossed. Do remember if you pull the lift pump you have to pull the plate directly behind the pump and...
  3. Mogman

    M998 won’t start after fuel filter change?

    Have you removed the two check valves in front of the fuel tank? they are problematic and most just remove them. Was it running OK before you changed the filter? if not the lift pump could also be bad, the engine will usually run but not well with a bad lift pump but the pump in the IP will not...
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