TXZS
03-19-2009, 05:03 AM
Guys, what is the application for a GM power brake booster with "2574" stamped on the tab? I am looking for a "2025" booster (which is correct according to the NCRS judging manual) for a '63 Corvette. Once in a blue moon I will turn up a "2574" but have not yet found a "2025".