No smoke then lotsa smoke

[governorsam]

Chemiweld.

spanner in a bottle.

mate used it in a turbo starlet with a known cracked head.

got 3 years out of it, (being thrashed daily) then sold it as a good running car with full disclosure to to the next owner.

the next owner got another 12 months out of it. ( with lots of boost)

[Valiant]

80s Mitsubishi.

Smokey.

Who knew?

[mjrstar]

I'd be swapping the turbo and cleaning the intake as best you can before doing anything else.