astra77The ASTRA MT77 from Isola Group is a PCB Laminate with a dielectric constant (Dk) 3 that is stable between -40°C and +140°C. This laminate has a Glass Transition Temperature (Tg) of1977 Pontiac Astre GT GT Additional Info: 77 Pontiac Astre GT (vega) really nice inside and out professionally built 383 sbc, scat crank and rods, 510 lift Crane cam, roller rockers, GM ported