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Thanks for the reply but I was only seeking info on a parts supplier. The original GEP motor is my preference.

Thanks for your response, however I am an experienced engine builder well aware of costs. I enjoy building motors and making mods to improve performance. My challenge has been to locate an engine kit compatible with a GEP engine. I can find individual parts but I am seeking any experience from...

What vendors sell 2002 GEP 6.5l complete rebuild kits including pistons, rings, main/rod bearings, gaskets? Thanks.

It seems most buyers get what is described in the ad. It’s a basic description with good pics but good replacement parts are available from a few reputable sellers. You can find parts, here and there, at a lesser cost by shopping around. Humvees are a unique vehicle and availability is...

Update: the issue was low compression in cylinders 1,2,3,4. It looks like the rods are bent. The motor would run a short time, lots of white smoke then stall. In hindsight, I should have purchased a compression gauge sooner and started with that.

The wires are correct on the IP top cover. The exhaust isn’t plugged. I’m thinking it’s something with the return lines too. I removed, cleaned and reinstalled them. I probably should have replaced them. I think there’s too much fuel going to each cylinder which explains the heavy white smoke...

Idles smoothly until it dies Engine will rev while it’s running. IP Solenoid will still operate after engine stalls. Starter will still turn engine, at proper speed, after engine stalls. Glow plugs are still good. this info has also been added to original post. Thanks for the questions.

I have an M1097R1 with a NA 6.5l that starts easily then stalls after about 2 minutes and will restart in about 1 hour with same result. It will NOT immediately restart. It has heavy fuel smelling white smoke as it idles. Here’s what’s been done so far. I would appreciate serious recommendations...

Thanks!

Who is a reliable vendor ?

Does anyone have recommendations about reliable Humvee 6.5 non turbo injection pump rebuild services in the Pennsylvania area?