Slant 6 Turbo 68Dart Project
I just noticed this super slight leak on the exhaust side of the turbo after trying to get the car to pull past 10psi. No matter how i set the MBC, 10 is just it it seems, which I'll live with for now. I have to sort out a small exhaust leak under the turbo housing itself, and some kind of vacuum leak somewhere that i just can't seem to find. The car either idles at 900, or shuts off, which to me seems like a vac leak. Also soon I'm going to unbolt the carb again, clean it out, and use my dremel to even out the old choke cut up portion on top and see if I can get rid of some of that excess material.
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I think with this turbo I'm noticing too many ill effects trying to get past 10, so I'm going to drop it back to 8, and leave it till I get a better snail shell, and sort out the ignition. At 10 I was starting to hear what sounded like detonation even under 18 degrees of advance. There's more playing around and tuning to be done.
I also may go get myself a HEI unit and experiment with that very shortly. I like the idea of putting it inside a Mopar ECU box, but I have a Mallory box i might strip out and use. It should fit a CPU heatsink and the unit nicely.