post a video.

Gas engines have EGR systems. Maybe not yours but some do.

Exhaust leaks especially up front should be done by a professional.. If you break a bolt, you May need to remove the cylinder head. Take it to a professional.

swap injectors and plugs. its not your timing. timing will effect all cylinders. failing injectors will usually only act up after some time on. its an easy check.

its not timing related. you may have an issue with your valve train. maybe a sticking valve or something like that. do a compression test of cylinder #5 when it starts running rough. Do a regular compression test and a running compression test (https://www.youtube.com/watch?v=nLGuioV7ogE incase you ...

With no drivability issues. It may be. Evap, cat, or o2..there are other codes it could be but those are the most common. Just hope it's not a p0420.. If it is and you plan on keeping the car a long time, don't buy a cheap aftermarket cat converter.

Your going to need brakes all around, pads calipers and rotors. Tires will be dry rotted and have flat spots, they will need to be replaced as well. Timing belt and water pump... Did you take these items into consideration? Cars that sit that long are expensive to get back to safe operation.

Focus ...

Check the turbo.. Pull the inlet tube off and see if it spins freely. Sounds like a bad turbo to me. Clear the transmission codes out of memory and drive it until the codes for whatever is ailing it sets... Sometimes 1 code will stop another from setting. Faulty motor mounts will also sometimes show ...

Replaced pcv system Friday (it was partially blocked), cam seal was leaking because the previous mechanic (If you want to call him that) put it in wrong and ripped the side of the seal, instead of changing it he put silicon on it on hopes that it wouldn't leak.. I ordered the cam locking tool, I ...

Any one?

I've never used a product like seafoam. Are you saying that I should remove the plugs and pour it directly down the hole into the cylinders?. Wouldn't that hydro lock the engine? Also. My neighbour had a quart of 'Lucas heavy Duty oil stabilizer' laying around. Since I've heard nothing negative (or ...