timing

Does anyone know what the factory timing spec is for my '91 Firebird with 305 TBI? I'm trying to pass emissions and the timing sticker is missing from
the car.
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Go to a local library and look it up in one of the manuals there, free of charge.
You can order the sticker from GM or through Osborne Reproductions. Joe--ASE Certified Parts Specialist & 10th Ann.Club Tech Director '80 Carousel Red Turbo T/A, 27k orig. '79 "Y89" 400/4 speed 10th Ann. T/A, 57k orig '84 Olds 88 Royale Bgm 2 dr, 307 "Rocket" (lol), 143k and still going.... '91 S10 Blazer 4.3Z
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