$75 is a deal. I sold a like new set last year for $200
That happened to me on my 82. Crusing down the GSP then 'pop'. Took me a few seconds to figure what happened. I watched it roll a few times down the road, accross the grass medium and then shatter in the express lanes.
Pissed me off. I was going to the camaro-firebird junkyard in patterson to get new interior parts; I came back with t tops.