Quote:
Originally Posted by Tru2Chevy
It's not the lid that was upgraded on the SS, it was the lower airbox.....the WS6/Firehawk/SS cars had the part with the opening for the "Ram Air", while the Z28 and Trans Am did not....
- Justin
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SS and Z28 lids and lower air boxes were exactly the same.
Only the lowers for the WS6/Firehawks had a larger opening height-wise.