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  1. M

    G-TECH Pro's CHEAP!!! $36 ON EBAY!!! the guys hads LOTS of feedback and is selling like 10-20 /day with good feed back to back it up.
  2. M

    Head porting question

    Ok, this isn't particularly a buick question, its a question about head porting for turbo motors. I've got a turbo 388 stroker in the works, and i'm getting ready to start porting the heads. They are pro action 235cc runner with 2.08/1.60 valves. Current as cast flow is: Intake Port Test...