Just remember ALL TBI systems are just electronic carburetors. They are prone to most of the same issues a carb would be, puddling, poor distribution, etc., apples to apples.
And as described, the self learning doesn't do everything. You still need to set you air/fuel table, spark table as well as cold start and transient fueling to some degree.
Before you pull the trigger on a PP Powerjection, check out their forum. There's a thread on their from V8buick. Over 900 posts to solve 1 problem, poor drivability.
Just be sure you know what you're getting into before you plop down your hard earned cash.
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Mark
Engine builder and tuner.
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