Upgrades complete! Time to upgrade!
So, previously I acquired a pair of billet 72mm turbos to replace the cast 67mm ones that died. Teardown of the 67's The Teardown: Teardown of the 67mm turbos showed that the passenger's side turbo was oil starved. Upon closer inspection, I realized that the oil feed adaptors I was using were actually oil restrictors. On top of that, the passenger's side one was clogged with only about 25-30% of the oil flow able to get through. I believe the source of that clog was from when my Fram oil filter came apart and sent parts of the paper element throughout the entire motor. So I am actually pretty impressed that the turbo lasted as long as it did. Most of the damage was to the bushings within the turbos, which ended up depositing most of the material onto the turbine shaft. The Rebuild: I wanted to save these turbos, as we are building a turbo LM7 to put into dad's 67 cutlass. So first was to see if we could get the turbine shaft back into spec. First step was to mic out the...