In my humble opinion, your four headlight late model GTV will never resemble any step-nose GTA or GTV...
But I hardily approve of your effort to continue the spirit of these great cars!
That said, the series sponsors at the time would have been STP, Valvoline, Goodyear, and either Champion or NGK. These would have had stickers on virtually all of the entrants (along with the Spoke-Wheel SCCA sticker).. Other possible mention would be Castrol, Koni, Sunoco...
But I hardily approve of your effort to continue the spirit of these great cars!
That said, the series sponsors at the time would have been STP, Valvoline, Goodyear, and either Champion or NGK. These would have had stickers on virtually all of the entrants (along with the Spoke-Wheel SCCA sticker).. Other possible mention would be Castrol, Koni, Sunoco...