It's only the F-bodies with the 32mm (1.25" ) front bar, I THINK that it is only on the 77-81 Z28 (and optional there) and WS6 Firebird. Other 70-81 F-body front bars should bolt up, but they'll either be the same size or smaller than the stock SS bar (30 mm = 1 1/8" ).
Be aware you can order a new one from Dal for about $60 plus shipping, so don't go too nuts overpaying at the junkyard
Be aware that while bolting on only the new front bar (and keeping the stock rear one) will make the car FEEL better (less "lean" in turns), but will actually make it handle a little WORSE (even more understeer). You really need to match it with a bigger rear bar, and the only ones that are worth it in back are
<UL TYPE=SQUARE>
<LI>HA rear bar (best and IS available separately, but a PITA to get since Matt Adam's has pretty much defined how NOT to treat your customers)
<LI>SLP (pretty good, not as good as HA but better than Hotchkis....unfortunately NOT available separately, and SLP wants over $600 for their set!)
<LI>Hotchkis (upgrade over stock, not as good as the above two. Unfortunately, also available only as a set for approx $450 or so)
[/list]
Hope this helps!
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Ed Runnion -- Sunnyvale CA -- 96 BBB, Many Mods
[email protected]
www.runnion.net
ROD, HAIL, SoCalSS, NAISSO