Thanks Dave! That makes more sense, so the entire UC lineup was...
8UG69 = Torana S (base 6 cylinder)
8UH69 & 77 w/RPO "A9H" = Torana SL
8UH69 & 77 = Holden Sunbird (base 4 cylinder)
8UH69 & 77 w/RPO "V5V" = Sunbird SL
8UH69 & 77 w/RPO "V7A" = Sunbird Deluxe
8UH69 & 77 w/RPO "A8J" = Sunbird SL/E