I run those 702's on the 427 in the Chevelle. Closed chamber, 98cc, 2.06/1.72 valves. Mine are not stock (2.18/1.88 valves, port/bowl work), but they run great on the engine 
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71 short/fleet ECE 4/6 drop, LQ4/700r4/3.42 gears
70 SS396 Chevelle 427/200-4R/3.73posi
61 Lincoln Continental, black on black
Son you are going to drive me to drinkin if you don't stop drivin that hot rod lincoln
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