i just bought a 84 regal limmited v8 auto from one of my friends for $150 runs and drives around yard it has sat sence 1991 but only has 45 000 kms on it also have service records to prove it,but i was wondering how to tell if it is a 307 or a 305 it has a a nice amount of power for a stock motor and will light up the tires with the 2:23 gears plans are to restore it full body job and add some gn/gnx parts like hood and fender flares but not sure yet give me your opions of what i should do with it