47.5" Driveshaft

from some old records

'69 Dart 383 / 727 / 8 3/4 47.81
340 / 727 / 8 3/4 47.99

'74 barracuda 318 / 904 / 8 1/4 47.40

'69 barracuda 318 / 904 / 8 3/4 48.60

'70 duster 318 / 904 / 8 3/4 48.96