i hav 68 camaro i put turbo 400 in with bigger wheels and tires. my speedometer reads slower than actual mph. ive tried the charts and talked to some friends and get conficting info. i hav 2:73 rear and 26.5 dia tires with white or bone colored drive gear and black driven gear believed to be 19 and 40 teeth. i read about 20mph going 30 and gets wider the faster i go. any advise on gear set to get. frustrating
i hav 68 camaro i put turbo 400 in with bigger wheels and tires. my speedometer reads slower than actual mph. ive tried the charts and talked to some friends and get conficting info. i hav 2:73 rear and 26.5 dia tires with white or bone colored drive gear and black driven gear believed to be 19 and 40 teeth. i read about 20mph going 30 and gets wider the faster i go. any advise on gear set to get. frustrating
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