327's are good motors, my dad and i built a 310 once, 283/327 cross,4 speed muncie, 513 pontiac rearend, in a 55 chevy, the dash read launch at 8( sidestep clutch) shift at 8, finish at 8 ( about 50 feet from the end of the 1/4 mile) ran 11.80's that way in 1972, street legal!