My dad's 240 when the coolant temp needle gets to the middle the engine has a bad habit of violently shaking but when the engine is cold it runs smooth.

What's been replaced: intake gasket, spark plugs/wires/dist, fuel filter, coolant temperature sensor, cat, and the harmonic balancer.

What's been ...

Ok. I'll get right on it.

I was sick with a kidney infection when my dad replaced it and when I asked him today about it he did not put a sock on it.

3 months ago I replaced the in tank fuel pump because I went on a road trip and during the road trip I kept stalling when trying to go up steep hills at high elevations and I kept smelling gas every time it would stall and the in-tank pump was making an odd noise it was like a scraping noise.

Now ...