The windshield glass and gasket can be cleaned out with a plastic knife or such. cleaned and caulked with black silicone. It is not as clean as installing a new gasket but it is a lot less money.

Usually on an older car the windshield is pitted. A new glass and gasket is around 250.

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[SIGPIC] Diesel loving autocrossing grandpa Architect. 08 Dodge 3/4 ton with Cummins & six speed; I have had about 35 benzes. I have a 39 Studebaker Coupe Express pickup in which I have had installed a 617 turbo and a five speed manual.[SIGPIC]

..I also have a 427 Cobra replica with an aluminum chassis.