You sure it was smoke free on start up before the road trip?
I ask as I have never actually looked at my tailpipe when starting.
Though I have seen a few 200 gob out black smoke on start up over the years.
200 are a dirty engine, 300 less so.
I've it set a bit too low, as I'm planning on increasing the boost on the turbo quite a bit in the next round of upgrades. It came on last summer in traffic. I was towing a trailer with a Bridgeport onboard at the time. The fan only ran for a...
This is mine, guys at work swapped a cat engine for another used one, this hose was spare so I may have purloined it and this is where it has lived for the last 18 years.
This is a 200 with the early narrow style radiator, I cannot comment on the...
Welcome to LZ.
New clutch could be your clue here, top bell housing bolts not being refitted which also hold the crossover pipe on are famous for not getting refitted when clutch gets done.
Plastigauge should tell you all you need to know.
If crank is std and shells say std then I would say it should be okay, but still needs checking, rest you can billy b**** your way through but crank is quite important.