Hello need some help please i have a 81 Vette with t/tops all the glass on the car including t/tops is clear glass not tinted car has a a/c  and have just had a/c serviced it has been retrofitted i belive to R134, new compressor, accumulator, orifice tube, feon, oil, orings and a blower motor switch installed would having all the glass tinted help the a/c keep car cooler yesterday was really hot a 90 degree day  a/c seemed fine and was comfortable on high setting car has 4 vents total one on each side near my legs and two so very little ones in middle of the dash any help appreciated   .                 Thank   You                                            Patrick Raucci                                               Coolhand      

The T-Top is your biggest problem with the heat of the sun, tint it dark. Most Vette owners by pass the heater core in the summer with shut off valves or capping the hoses off. This keeps the cabin cooler. Hope that helps.