Don't even worry til you get down to the "M" cars. the''3" M BMW's will run mid-high 13's and the "5'" M BMW's will run low 13's . All the "M"s are extremely quick and deserve a lot of respect. Don't under-estimate them.
Rev
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'66 Coupe, 306, 350-375 HP, C-4, 13.07 e.t., 104.8 mph, 1/4 mi.
O.B.C. #2
'66 coupe
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