Beach Boys - Little Deuce Coupe Lyrics Meaning

"She's ported and relieved and she's stroked and bored"--All engine modifications

"She'll do a hundred and forty with the top end floored"--S/B "..in the top end floored," i.e., in the highest gear with the pedal to the metal

"the four on the floor--S/B "..a four on the floor, meaning a 4-speed transmission with the shifter mounted on the floor rather than on the steering column, as Dad's car would have had it.

"she purrs like a kitten till the lake pipes roar" Lake pipes were a type of exterior, chrome exhaust pipes that visibly ran along the lower, outside of the car or at the edge of the running board. Compared to "scavengers" which hung underneath.

"When I get rubber in all four gears" Meaning the car is so powerful that he can spin the wheels, "lay rubber," even when shifting to the higher gears.

"There's one more thing, I got the pink slip daddy" In Cal. a vehicle's certificate of title was printed on pink paper. He's bragging that he owns this car outright. A similar expression of the era was to "race for pinks" meaning the winner took the loser's car.